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This works with any OTLP-compatible backend including:",[539,540,541,549,553,558,563,568,573,578],"ul",{},[542,543,544,548],"li",{},[545,546,547],"strong",{},"Grafana Cloud"," (Loki)",[542,550,551],{},[545,552,167],{},[542,554,555],{},[545,556,557],{},"Honeycomb",[542,559,560],{},[545,561,562],{},"Jaeger",[542,564,565],{},[545,566,567],{},"Splunk",[542,569,570],{},[545,571,572],{},"New Relic",[542,574,575],{},[545,576,577],{},"Self-hosted OpenTelemetry Collector",[542,579,580],{},[545,581,192],{},[583,584,587,590,614],"prompt",{":actions":585,"description":586,"icon":190},"[\"copy\",\"cursor\",\"claude\"]","Add the OTLP drain adapter",[535,588,589],{},"Add the OTLP drain adapter to send evlog wide events via OpenTelemetry Protocol.",[591,592,593,596,599,602,605,608,611],"ol",{},[542,594,595],{},"Identify which framework I'm using and follow its evlog integration pattern",[542,597,598],{},"Install evlog if not already installed",[542,600,601],{},"Import createOTLPDrain from 'evlog\u002Fotlp'",[542,603,604],{},"Wire createOTLPDrain() into my framework's drain configuration",[542,606,607],{},"Set OTLP_ENDPOINT environment variable (collector URL)",[542,609,610],{},"Optionally set OTLP_HEADERS for authentication",[542,612,613],{},"Test by triggering a request and checking your OTLP backend (Grafana, Datadog, Honeycomb, etc.)",[535,615,616,617,623,624],{},"Adapter docs: ",[618,619,620],"a",{"href":620,"rel":621},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fadapters\u002Fhybrid\u002Fotlp",[622],"nofollow","\nFramework setup: ",[618,625,626],{"href":626,"rel":627},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fframeworks\u002Foverview",[622],[629,630,19],"h2",{"id":631},"installation",[535,633,634],{},"The OTLP adapter comes bundled with evlog:",[636,637,643],"pre",{"className":638,"code":639,"filename":640,"language":641,"meta":642,"style":642},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import { createOTLPDrain } from 'evlog\u002Fotlp'\n","src\u002Findex.ts","typescript","",[644,645,646],"code",{"__ignoreMap":642},[647,648,651,655,659,663,666,669,672,676],"span",{"class":649,"line":650},"line",1,[647,652,654],{"class":653},"s7zQu","import",[647,656,658],{"class":657},"sMK4o"," {",[647,660,662],{"class":661},"sTEyZ"," createOTLPDrain",[647,664,665],{"class":657}," }",[647,667,668],{"class":653}," from",[647,670,671],{"class":657}," '",[647,673,675],{"class":674},"sfazB","evlog\u002Fotlp",[647,677,678],{"class":657},"'\n",[629,680,24],{"id":681},"quick-start",[683,684,686],"h3",{"id":685},"_1-set-your-otlp-endpoint","1. Set your OTLP endpoint",[636,688,693],{"className":689,"code":690,"filename":691,"language":692,"meta":642,"style":642},"language-bash shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","OTLP_ENDPOINT=http:\u002F\u002Flocalhost:4318\n",".env","bash",[644,694,695],{"__ignoreMap":642},[647,696,697,700,703],{"class":649,"line":650},[647,698,699],{"class":661},"OTLP_ENDPOINT",[647,701,702],{"class":657},"=",[647,704,705],{"class":674},"http:\u002F\u002Flocalhost:4318\n",[683,707,709],{"id":708},"_2-wire-the-drain-to-your-framework","2. Wire the drain to your framework",[711,712,713,828,959,1021,1075,1134,1188,1241],"code-group",{},[636,714,717],{"className":638,"code":715,"filename":716,"language":641,"meta":642,"style":642},"\u002F\u002F server\u002Fplugins\u002Fevlog-drain.ts\nimport { createOTLPDrain } from 'evlog\u002Fotlp'\n\nexport default defineNitroPlugin((nitroApp) => {\n  nitroApp.hooks.hook('evlog:drain', createOTLPDrain())\n})\n","Nuxt \u002F Nitro",[644,718,719,725,744,751,783,819],{"__ignoreMap":642},[647,720,721],{"class":649,"line":650},[647,722,724],{"class":723},"sHwdD","\u002F\u002F server\u002Fplugins\u002Fevlog-drain.ts\n",[647,726,728,730,732,734,736,738,740,742],{"class":649,"line":727},2,[647,729,654],{"class":653},[647,731,658],{"class":657},[647,733,662],{"class":661},[647,735,665],{"class":657},[647,737,668],{"class":653},[647,739,671],{"class":657},[647,741,675],{"class":674},[647,743,678],{"class":657},[647,745,747],{"class":649,"line":746},3,[647,748,750],{"emptyLinePlaceholder":749},true,"\n",[647,752,754,757,760,764,767,769,773,776,780],{"class":649,"line":753},4,[647,755,756],{"class":653},"export",[647,758,759],{"class":653}," default",[647,761,763],{"class":762},"s2Zo4"," defineNitroPlugin",[647,765,766],{"class":661},"(",[647,768,766],{"class":657},[647,770,772],{"class":771},"sHdIc","nitroApp",[647,774,775],{"class":657},")",[647,777,779],{"class":778},"spNyl"," =>",[647,781,782],{"class":657}," {\n",[647,784,786,789,792,795,797,800,803,806,809,811,814,816],{"class":649,"line":785},5,[647,787,788],{"class":661},"  nitroApp",[647,790,791],{"class":657},".",[647,793,794],{"class":661},"hooks",[647,796,791],{"class":657},[647,798,799],{"class":762},"hook",[647,801,766],{"class":802},"swJcz",[647,804,805],{"class":657},"'",[647,807,808],{"class":674},"evlog:drain",[647,810,805],{"class":657},[647,812,813],{"class":657},",",[647,815,662],{"class":762},[647,817,818],{"class":802},"())\n",[647,820,822,825],{"class":649,"line":821},6,[647,823,824],{"class":657},"}",[647,826,827],{"class":661},")\n",[636,829,831],{"className":638,"code":830,"filename":231,"language":641,"meta":642,"style":642},"\u002F\u002F lib\u002Fevlog.ts\nimport { createEvlog } from 'evlog\u002Fnext'\nimport { createOTLPDrain } from 'evlog\u002Fotlp'\n\nexport const { withEvlog, useLogger, log, createError } = createEvlog({\n  service: 'my-app',\n  drain: createOTLPDrain(),\n})\n",[644,832,833,838,858,876,880,919,937,952],{"__ignoreMap":642},[647,834,835],{"class":649,"line":650},[647,836,837],{"class":723},"\u002F\u002F lib\u002Fevlog.ts\n",[647,839,840,842,844,847,849,851,853,856],{"class":649,"line":727},[647,841,654],{"class":653},[647,843,658],{"class":657},[647,845,846],{"class":661}," createEvlog",[647,848,665],{"class":657},[647,850,668],{"class":653},[647,852,671],{"class":657},[647,854,855],{"class":674},"evlog\u002Fnext",[647,857,678],{"class":657},[647,859,860,862,864,866,868,870,872,874],{"class":649,"line":746},[647,861,654],{"class":653},[647,863,658],{"class":657},[647,865,662],{"class":661},[647,867,665],{"class":657},[647,869,668],{"class":653},[647,871,671],{"class":657},[647,873,675],{"class":674},[647,875,678],{"class":657},[647,877,878],{"class":649,"line":753},[647,879,750],{"emptyLinePlaceholder":749},[647,881,882,884,887,889,892,894,897,899,902,904,907,909,912,914,916],{"class":649,"line":785},[647,883,756],{"class":653},[647,885,886],{"class":778}," const",[647,888,658],{"class":657},[647,890,891],{"class":661}," withEvlog",[647,893,813],{"class":657},[647,895,896],{"class":661}," useLogger",[647,898,813],{"class":657},[647,900,901],{"class":661}," log",[647,903,813],{"class":657},[647,905,906],{"class":661}," createError ",[647,908,824],{"class":657},[647,910,911],{"class":657}," =",[647,913,846],{"class":762},[647,915,766],{"class":661},[647,917,918],{"class":657},"{\n",[647,920,921,924,927,929,932,934],{"class":649,"line":821},[647,922,923],{"class":802},"  service",[647,925,926],{"class":657},":",[647,928,671],{"class":657},[647,930,931],{"class":674},"my-app",[647,933,805],{"class":657},[647,935,936],{"class":657},",\n",[647,938,940,943,945,947,950],{"class":649,"line":939},7,[647,941,942],{"class":802},"  drain",[647,944,926],{"class":657},[647,946,662],{"class":762},[647,948,949],{"class":661},"()",[647,951,936],{"class":657},[647,953,955,957],{"class":649,"line":954},8,[647,956,824],{"class":657},[647,958,827],{"class":661},[636,960,962],{"className":638,"code":961,"filename":261,"language":641,"meta":642,"style":642},"import { createOTLPDrain } from 'evlog\u002Fotlp'\n\napp.use(evlog({ drain: createOTLPDrain() }))\n",[644,963,964,982,986],{"__ignoreMap":642},[647,965,966,968,970,972,974,976,978,980],{"class":649,"line":650},[647,967,654],{"class":653},[647,969,658],{"class":657},[647,971,662],{"class":661},[647,973,665],{"class":657},[647,975,668],{"class":653},[647,977,671],{"class":657},[647,979,675],{"class":674},[647,981,678],{"class":657},[647,983,984],{"class":649,"line":727},[647,985,750],{"emptyLinePlaceholder":749},[647,987,988,991,993,996,998,1001,1003,1006,1009,1011,1013,1016,1018],{"class":649,"line":746},[647,989,990],{"class":661},"app",[647,992,791],{"class":657},[647,994,995],{"class":762},"use",[647,997,766],{"class":661},[647,999,1000],{"class":762},"evlog",[647,1002,766],{"class":661},[647,1004,1005],{"class":657},"{",[647,1007,1008],{"class":802}," drain",[647,1010,926],{"class":657},[647,1012,662],{"class":762},[647,1014,1015],{"class":661},"() ",[647,1017,824],{"class":657},[647,1019,1020],{"class":661},"))\n",[636,1022,1023],{"className":638,"code":961,"filename":256,"language":641,"meta":642,"style":642},[644,1024,1025,1043,1047],{"__ignoreMap":642},[647,1026,1027,1029,1031,1033,1035,1037,1039,1041],{"class":649,"line":650},[647,1028,654],{"class":653},[647,1030,658],{"class":657},[647,1032,662],{"class":661},[647,1034,665],{"class":657},[647,1036,668],{"class":653},[647,1038,671],{"class":657},[647,1040,675],{"class":674},[647,1042,678],{"class":657},[647,1044,1045],{"class":649,"line":727},[647,1046,750],{"emptyLinePlaceholder":749},[647,1048,1049,1051,1053,1055,1057,1059,1061,1063,1065,1067,1069,1071,1073],{"class":649,"line":746},[647,1050,990],{"class":661},[647,1052,791],{"class":657},[647,1054,995],{"class":762},[647,1056,766],{"class":661},[647,1058,1000],{"class":762},[647,1060,766],{"class":661},[647,1062,1005],{"class":657},[647,1064,1008],{"class":802},[647,1066,926],{"class":657},[647,1068,662],{"class":762},[647,1070,1015],{"class":661},[647,1072,824],{"class":657},[647,1074,1020],{"class":661},[636,1076,1078],{"className":638,"code":1077,"filename":266,"language":641,"meta":642,"style":642},"import { createOTLPDrain } from 'evlog\u002Fotlp'\n\nawait app.register(evlog, { drain: createOTLPDrain() })\n",[644,1079,1080,1098,1102],{"__ignoreMap":642},[647,1081,1082,1084,1086,1088,1090,1092,1094,1096],{"class":649,"line":650},[647,1083,654],{"class":653},[647,1085,658],{"class":657},[647,1087,662],{"class":661},[647,1089,665],{"class":657},[647,1091,668],{"class":653},[647,1093,671],{"class":657},[647,1095,675],{"class":674},[647,1097,678],{"class":657},[647,1099,1100],{"class":649,"line":727},[647,1101,750],{"emptyLinePlaceholder":749},[647,1103,1104,1107,1110,1112,1115,1118,1120,1122,1124,1126,1128,1130,1132],{"class":649,"line":746},[647,1105,1106],{"class":653},"await",[647,1108,1109],{"class":661}," app",[647,1111,791],{"class":657},[647,1113,1114],{"class":762},"register",[647,1116,1117],{"class":661},"(evlog",[647,1119,813],{"class":657},[647,1121,658],{"class":657},[647,1123,1008],{"class":802},[647,1125,926],{"class":657},[647,1127,662],{"class":762},[647,1129,1015],{"class":661},[647,1131,824],{"class":657},[647,1133,827],{"class":661},[636,1135,1136],{"className":638,"code":961,"filename":271,"language":641,"meta":642,"style":642},[644,1137,1138,1156,1160],{"__ignoreMap":642},[647,1139,1140,1142,1144,1146,1148,1150,1152,1154],{"class":649,"line":650},[647,1141,654],{"class":653},[647,1143,658],{"class":657},[647,1145,662],{"class":661},[647,1147,665],{"class":657},[647,1149,668],{"class":653},[647,1151,671],{"class":657},[647,1153,675],{"class":674},[647,1155,678],{"class":657},[647,1157,1158],{"class":649,"line":727},[647,1159,750],{"emptyLinePlaceholder":749},[647,1161,1162,1164,1166,1168,1170,1172,1174,1176,1178,1180,1182,1184,1186],{"class":649,"line":746},[647,1163,990],{"class":661},[647,1165,791],{"class":657},[647,1167,995],{"class":762},[647,1169,766],{"class":661},[647,1171,1000],{"class":762},[647,1173,766],{"class":661},[647,1175,1005],{"class":657},[647,1177,1008],{"class":802},[647,1179,926],{"class":657},[647,1181,662],{"class":762},[647,1183,1015],{"class":661},[647,1185,824],{"class":657},[647,1187,1020],{"class":661},[636,1189,1191],{"className":638,"code":1190,"filename":251,"language":641,"meta":642,"style":642},"import { createOTLPDrain } from 'evlog\u002Fotlp'\n\nEvlogModule.forRoot({ drain: createOTLPDrain() })\n",[644,1192,1193,1211,1215],{"__ignoreMap":642},[647,1194,1195,1197,1199,1201,1203,1205,1207,1209],{"class":649,"line":650},[647,1196,654],{"class":653},[647,1198,658],{"class":657},[647,1200,662],{"class":661},[647,1202,665],{"class":657},[647,1204,668],{"class":653},[647,1206,671],{"class":657},[647,1208,675],{"class":674},[647,1210,678],{"class":657},[647,1212,1213],{"class":649,"line":727},[647,1214,750],{"emptyLinePlaceholder":749},[647,1216,1217,1220,1222,1225,1227,1229,1231,1233,1235,1237,1239],{"class":649,"line":746},[647,1218,1219],{"class":661},"EvlogModule",[647,1221,791],{"class":657},[647,1223,1224],{"class":762},"forRoot",[647,1226,766],{"class":661},[647,1228,1005],{"class":657},[647,1230,1008],{"class":802},[647,1232,926],{"class":657},[647,1234,662],{"class":762},[647,1236,1015],{"class":661},[647,1238,824],{"class":657},[647,1240,827],{"class":661},[636,1242,1244],{"className":638,"code":1243,"filename":286,"language":641,"meta":642,"style":642},"import { createOTLPDrain } from 'evlog\u002Fotlp'\n\ninitLogger({ drain: createOTLPDrain() })\n",[644,1245,1246,1264,1268],{"__ignoreMap":642},[647,1247,1248,1250,1252,1254,1256,1258,1260,1262],{"class":649,"line":650},[647,1249,654],{"class":653},[647,1251,658],{"class":657},[647,1253,662],{"class":661},[647,1255,665],{"class":657},[647,1257,668],{"class":653},[647,1259,671],{"class":657},[647,1261,675],{"class":674},[647,1263,678],{"class":657},[647,1265,1266],{"class":649,"line":727},[647,1267,750],{"emptyLinePlaceholder":749},[647,1269,1270,1273,1275,1277,1279,1281,1283,1285,1287],{"class":649,"line":746},[647,1271,1272],{"class":762},"initLogger",[647,1274,766],{"class":661},[647,1276,1005],{"class":657},[647,1278,1008],{"class":802},[647,1280,926],{"class":657},[647,1282,662],{"class":762},[647,1284,1015],{"class":661},[647,1286,824],{"class":657},[647,1288,827],{"class":661},[629,1290,501],{"id":1291},"configuration",[535,1293,1294],{},"The adapter reads configuration from multiple sources (highest priority first):",[591,1296,1297,1306,1316],{},[542,1298,1299,1302,1303],{},[545,1300,1301],{},"Overrides"," passed to ",[644,1304,1305],{},"createOTLPDrain()",[542,1307,1308,1311,1312,1315],{},[545,1309,1310],{},"Runtime config"," at ",[644,1313,1314],{},"runtimeConfig.otlp"," (Nuxt\u002FNitro only)",[542,1317,1318],{},[545,1319,1320],{},"Environment variables",[683,1322,1324],{"id":1323},"environment-variables","Environment Variables",[1326,1327,1328,1341],"table",{},[1329,1330,1331],"thead",{},[1332,1333,1334,1338],"tr",{},[1335,1336,1337],"th",{},"Variable",[1335,1339,1340],{},"Description",[1342,1343,1344,1362,1379],"tbody",{},[1332,1345,1346,1351],{},[1347,1348,1349],"td",{},[644,1350,699],{},[1347,1352,1353,1354,1357,1358,1361],{},"OTLP HTTP endpoint (e.g., ",[644,1355,1356],{},"http:\u002F\u002Flocalhost:4318","). The standard ",[644,1359,1360],{},"OTEL_EXPORTER_OTLP_ENDPOINT"," also works.",[1332,1363,1364,1369],{},[1347,1365,1366],{},[644,1367,1368],{},"OTLP_HEADERS",[1347,1370,1371,1372,1375,1376,1361],{},"Headers as ",[644,1373,1374],{},"key=value"," pairs, comma-separated. The standard ",[644,1377,1378],{},"OTEL_EXPORTER_OTLP_HEADERS",[1332,1380,1381,1386],{},[1347,1382,1383],{},[644,1384,1385],{},"OTEL_SERVICE_NAME",[1347,1387,1388],{},"Service name override",[683,1390,1392],{"id":1391},"runtime-config-nuxt-only","Runtime Config (Nuxt only)",[636,1394,1397],{"className":638,"code":1395,"filename":1396,"language":641,"meta":642,"style":642},"export default defineNuxtConfig({\n  runtimeConfig: {\n    otlp: {\n      endpoint: '', \u002F\u002F Set via OTLP_ENDPOINT (or OTEL_EXPORTER_OTLP_ENDPOINT)\n    },\n  },\n})\n","nuxt.config.ts",[644,1398,1399,1412,1421,1430,1445,1450,1455],{"__ignoreMap":642},[647,1400,1401,1403,1405,1408,1410],{"class":649,"line":650},[647,1402,756],{"class":653},[647,1404,759],{"class":653},[647,1406,1407],{"class":762}," defineNuxtConfig",[647,1409,766],{"class":661},[647,1411,918],{"class":657},[647,1413,1414,1417,1419],{"class":649,"line":727},[647,1415,1416],{"class":802},"  runtimeConfig",[647,1418,926],{"class":657},[647,1420,782],{"class":657},[647,1422,1423,1426,1428],{"class":649,"line":746},[647,1424,1425],{"class":802},"    otlp",[647,1427,926],{"class":657},[647,1429,782],{"class":657},[647,1431,1432,1435,1437,1440,1442],{"class":649,"line":753},[647,1433,1434],{"class":802},"      endpoint",[647,1436,926],{"class":657},[647,1438,1439],{"class":657}," ''",[647,1441,813],{"class":657},[647,1443,1444],{"class":723}," \u002F\u002F Set via OTLP_ENDPOINT (or OTEL_EXPORTER_OTLP_ENDPOINT)\n",[647,1446,1447],{"class":649,"line":785},[647,1448,1449],{"class":657},"    },\n",[647,1451,1452],{"class":649,"line":821},[647,1453,1454],{"class":657},"  },\n",[647,1456,1457,1459],{"class":649,"line":939},[647,1458,824],{"class":657},[647,1460,827],{"class":661},[683,1462,1464],{"id":1463},"override-options","Override Options",[636,1466,1469],{"className":638,"code":1467,"filename":1468,"language":641,"meta":642,"style":642},"const drain = createOTLPDrain({\n  endpoint: 'http:\u002F\u002Flocalhost:4318',\n  serviceName: 'my-api',\n  headers: {\n    'Authorization': 'Bearer xxx',\n  },\n  resourceAttributes: {\n    'deployment.environment': 'staging',\n  },\n})\n","server\u002Fplugins\u002Fevlog-drain.ts",[644,1470,1471,1487,1502,1518,1527,1548,1552,1561,1581,1586],{"__ignoreMap":642},[647,1472,1473,1476,1479,1481,1483,1485],{"class":649,"line":650},[647,1474,1475],{"class":778},"const",[647,1477,1478],{"class":661}," drain ",[647,1480,702],{"class":657},[647,1482,662],{"class":762},[647,1484,766],{"class":661},[647,1486,918],{"class":657},[647,1488,1489,1492,1494,1496,1498,1500],{"class":649,"line":727},[647,1490,1491],{"class":802},"  endpoint",[647,1493,926],{"class":657},[647,1495,671],{"class":657},[647,1497,1356],{"class":674},[647,1499,805],{"class":657},[647,1501,936],{"class":657},[647,1503,1504,1507,1509,1511,1514,1516],{"class":649,"line":746},[647,1505,1506],{"class":802},"  serviceName",[647,1508,926],{"class":657},[647,1510,671],{"class":657},[647,1512,1513],{"class":674},"my-api",[647,1515,805],{"class":657},[647,1517,936],{"class":657},[647,1519,1520,1523,1525],{"class":649,"line":753},[647,1521,1522],{"class":802},"  headers",[647,1524,926],{"class":657},[647,1526,782],{"class":657},[647,1528,1529,1532,1535,1537,1539,1541,1544,1546],{"class":649,"line":785},[647,1530,1531],{"class":657},"    '",[647,1533,1534],{"class":802},"Authorization",[647,1536,805],{"class":657},[647,1538,926],{"class":657},[647,1540,671],{"class":657},[647,1542,1543],{"class":674},"Bearer xxx",[647,1545,805],{"class":657},[647,1547,936],{"class":657},[647,1549,1550],{"class":649,"line":821},[647,1551,1454],{"class":657},[647,1553,1554,1557,1559],{"class":649,"line":939},[647,1555,1556],{"class":802},"  resourceAttributes",[647,1558,926],{"class":657},[647,1560,782],{"class":657},[647,1562,1563,1565,1568,1570,1572,1574,1577,1579],{"class":649,"line":954},[647,1564,1531],{"class":657},[647,1566,1567],{"class":802},"deployment.environment",[647,1569,805],{"class":657},[647,1571,926],{"class":657},[647,1573,671],{"class":657},[647,1575,1576],{"class":674},"staging",[647,1578,805],{"class":657},[647,1580,936],{"class":657},[647,1582,1584],{"class":649,"line":1583},9,[647,1585,1454],{"class":657},[647,1587,1589,1591],{"class":649,"line":1588},10,[647,1590,824],{"class":657},[647,1592,827],{"class":661},[683,1594,1596],{"id":1595},"full-configuration-reference","Full Configuration Reference",[1326,1598,1599,1614],{},[1329,1600,1601],{},[1332,1602,1603,1606,1609,1612],{},[1335,1604,1605],{},"Option",[1335,1607,1608],{},"Type",[1335,1610,1611],{},"Default",[1335,1613,1340],{},[1342,1615,1616,1634,1655,1672,1688,1712],{},[1332,1617,1618,1623,1628,1631],{},[1347,1619,1620],{},[644,1621,1622],{},"endpoint",[1347,1624,1625],{},[644,1626,1627],{},"string",[1347,1629,1630],{},"-",[1347,1632,1633],{},"OTLP HTTP endpoint (required)",[1332,1635,1636,1641,1645,1648],{},[1347,1637,1638],{},[644,1639,1640],{},"serviceName",[1347,1642,1643],{},[644,1644,1627],{},[1347,1646,1647],{},"From event",[1347,1649,1650,1651,1654],{},"Override ",[644,1652,1653],{},"service.name"," resource attribute",[1332,1656,1657,1662,1667,1669],{},[1347,1658,1659],{},[644,1660,1661],{},"headers",[1347,1663,1664],{},[644,1665,1666],{},"object",[1347,1668,1630],{},[1347,1670,1671],{},"Custom HTTP headers for authentication",[1332,1673,1674,1679,1683,1685],{},[1347,1675,1676],{},[644,1677,1678],{},"resourceAttributes",[1347,1680,1681],{},[644,1682,1666],{},[1347,1684,1630],{},[1347,1686,1687],{},"Additional OTLP resource attributes",[1332,1689,1690,1695,1700,1705],{},[1347,1691,1692],{},[644,1693,1694],{},"recordShape",[1347,1696,1697],{},[644,1698,1699],{},"'json' | 'compact'",[1347,1701,1702],{},[644,1703,1704],{},"'json'",[1347,1706,1707,1708,775],{},"How the record carries the event (",[618,1709,1711],{"href":1710},"#record-shape","details",[1332,1713,1714,1719,1724,1729],{},[1347,1715,1716],{},[644,1717,1718],{},"timeout",[1347,1720,1721],{},[644,1722,1723],{},"number",[1347,1725,1726],{},[644,1727,1728],{},"5000",[1347,1730,1731],{},"Request timeout in milliseconds",[629,1733,1735],{"id":1734},"deployment","Deployment",[535,1737,1738],{},"OTLP is a protocol, not a product. The same adapter talks to a collector you\nrun yourself and to a managed gateway. Only the endpoint and headers change.",[683,1740,1742],{"id":1741},"self-hosted","Self-hosted",[535,1744,1745],{},"Run an OpenTelemetry Collector and point evlog at it. Nothing else to configure:",[636,1747,1752],{"className":1748,"code":1749,"filename":1750,"language":1751,"meta":642,"style":642},"language-yaml shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","receivers:\n  otlp:\n    protocols:\n      http:\n        endpoint: 0.0.0.0:4318\n\nexporters:\n  debug:\n    verbosity: detailed\n\nservice:\n  pipelines:\n    logs:\n      receivers: [otlp]\n      exporters: [debug]\n","otel-collector.yaml","yaml",[644,1753,1754,1762,1769,1776,1783,1793,1797,1804,1811,1821,1825,1833,1841,1849,1866],{"__ignoreMap":642},[647,1755,1756,1759],{"class":649,"line":650},[647,1757,1758],{"class":802},"receivers",[647,1760,1761],{"class":657},":\n",[647,1763,1764,1767],{"class":649,"line":727},[647,1765,1766],{"class":802},"  otlp",[647,1768,1761],{"class":657},[647,1770,1771,1774],{"class":649,"line":746},[647,1772,1773],{"class":802},"    protocols",[647,1775,1761],{"class":657},[647,1777,1778,1781],{"class":649,"line":753},[647,1779,1780],{"class":802},"      http",[647,1782,1761],{"class":657},[647,1784,1785,1788,1790],{"class":649,"line":785},[647,1786,1787],{"class":802},"        endpoint",[647,1789,926],{"class":657},[647,1791,1792],{"class":674}," 0.0.0.0:4318\n",[647,1794,1795],{"class":649,"line":821},[647,1796,750],{"emptyLinePlaceholder":749},[647,1798,1799,1802],{"class":649,"line":939},[647,1800,1801],{"class":802},"exporters",[647,1803,1761],{"class":657},[647,1805,1806,1809],{"class":649,"line":954},[647,1807,1808],{"class":802},"  debug",[647,1810,1761],{"class":657},[647,1812,1813,1816,1818],{"class":649,"line":1583},[647,1814,1815],{"class":802},"    verbosity",[647,1817,926],{"class":657},[647,1819,1820],{"class":674}," detailed\n",[647,1822,1823],{"class":649,"line":1588},[647,1824,750],{"emptyLinePlaceholder":749},[647,1826,1828,1831],{"class":649,"line":1827},11,[647,1829,1830],{"class":802},"service",[647,1832,1761],{"class":657},[647,1834,1836,1839],{"class":649,"line":1835},12,[647,1837,1838],{"class":802},"  pipelines",[647,1840,1761],{"class":657},[647,1842,1844,1847],{"class":649,"line":1843},13,[647,1845,1846],{"class":802},"    logs",[647,1848,1761],{"class":657},[647,1850,1852,1855,1857,1860,1863],{"class":649,"line":1851},14,[647,1853,1854],{"class":802},"      receivers",[647,1856,926],{"class":657},[647,1858,1859],{"class":657}," [",[647,1861,1862],{"class":674},"otlp",[647,1864,1865],{"class":657},"]\n",[647,1867,1869,1872,1874,1876,1879],{"class":649,"line":1868},15,[647,1870,1871],{"class":802},"      exporters",[647,1873,926],{"class":657},[647,1875,1859],{"class":657},[647,1877,1878],{"class":674},"debug",[647,1880,1865],{"class":657},[636,1882,1885],{"className":689,"code":1883,"filename":1884,"language":692,"meta":642,"style":642},"docker run --rm -p 4318:4318 \\\n  -v $(pwd)\u002Fotel-collector.yaml:\u002Fetc\u002Fotelcol\u002Fconfig.yaml \\\n  otel\u002Fopentelemetry-collector:latest\n","Terminal",[644,1886,1887,1908,1926],{"__ignoreMap":642},[647,1888,1889,1893,1896,1899,1902,1905],{"class":649,"line":650},[647,1890,1892],{"class":1891},"sBMFI","docker",[647,1894,1895],{"class":674}," run",[647,1897,1898],{"class":674}," --rm",[647,1900,1901],{"class":674}," -p",[647,1903,1904],{"class":674}," 4318:4318",[647,1906,1907],{"class":661}," \\\n",[647,1909,1910,1913,1916,1919,1921,1924],{"class":649,"line":727},[647,1911,1912],{"class":674},"  -v",[647,1914,1915],{"class":657}," $(",[647,1917,1918],{"class":762},"pwd",[647,1920,775],{"class":657},[647,1922,1923],{"class":674},"\u002Fotel-collector.yaml:\u002Fetc\u002Fotelcol\u002Fconfig.yaml",[647,1925,1907],{"class":661},[647,1927,1928],{"class":649,"line":746},[647,1929,1930],{"class":674},"  otel\u002Fopentelemetry-collector:latest\n",[636,1932,1933],{"className":689,"code":690,"filename":691,"language":692,"meta":642,"style":642},[644,1934,1935],{"__ignoreMap":642},[647,1936,1937,1939,1941],{"class":649,"line":650},[647,1938,699],{"class":661},[647,1940,702],{"class":657},[647,1942,705],{"class":674},[535,1944,1945],{},"From there the collector fans out wherever you want: Loki, ClickHouse,\nElasticsearch, a managed backend, or several at once. That indirection is the\nreason to pick OTLP over a direct adapter.",[683,1947,1949],{"id":1948},"managed-gateways","Managed gateways",[535,1951,1952],{},"Same adapter, a credentialed endpoint:",[711,1954,1955,1982,2010],{},[636,1956,1958],{"className":689,"code":1957,"filename":547,"language":692,"meta":642,"style":642},"OTLP_ENDPOINT=https:\u002F\u002Fotlp-gateway-prod-us-central-0.grafana.net\u002Fotlp\nOTEL_EXPORTER_OTLP_HEADERS=Authorization=Basic%20base64-encoded-credentials\n",[644,1959,1960,1969],{"__ignoreMap":642},[647,1961,1962,1964,1966],{"class":649,"line":650},[647,1963,699],{"class":661},[647,1965,702],{"class":657},[647,1967,1968],{"class":674},"https:\u002F\u002Fotlp-gateway-prod-us-central-0.grafana.net\u002Fotlp\n",[647,1970,1971,1973,1975,1977,1979],{"class":649,"line":727},[647,1972,1378],{"class":661},[647,1974,702],{"class":657},[647,1976,1534],{"class":661},[647,1978,702],{"class":657},[647,1980,1981],{"class":674},"Basic%20base64-encoded-credentials\n",[636,1983,1985],{"className":689,"code":1984,"filename":167,"language":692,"meta":642,"style":642},"OTLP_ENDPOINT=https:\u002F\u002Fhttp-intake.logs.datadoghq.com\nOTLP_HEADERS=DD-API-KEY=your-api-key\n",[644,1986,1987,1996],{"__ignoreMap":642},[647,1988,1989,1991,1993],{"class":649,"line":650},[647,1990,699],{"class":661},[647,1992,702],{"class":657},[647,1994,1995],{"class":674},"https:\u002F\u002Fhttp-intake.logs.datadoghq.com\n",[647,1997,1998,2000,2002,2005,2007],{"class":649,"line":727},[647,1999,1368],{"class":661},[647,2001,702],{"class":657},[647,2003,2004],{"class":661},"DD-API-KEY",[647,2006,702],{"class":657},[647,2008,2009],{"class":674},"your-api-key\n",[636,2011,2013],{"className":689,"code":2012,"filename":557,"language":692,"meta":642,"style":642},"OTLP_ENDPOINT=https:\u002F\u002Fapi.honeycomb.io\nOTLP_HEADERS=x-honeycomb-team=your-api-key\n",[644,2014,2015,2024],{"__ignoreMap":642},[647,2016,2017,2019,2021],{"class":649,"line":650},[647,2018,699],{"class":661},[647,2020,702],{"class":657},[647,2022,2023],{"class":674},"https:\u002F\u002Fapi.honeycomb.io\n",[647,2025,2026,2028,2030,2033,2035],{"class":649,"line":727},[647,2027,1368],{"class":661},[647,2029,702],{"class":657},[647,2031,2032],{"class":661},"x-honeycomb-team",[647,2034,702],{"class":657},[647,2036,2009],{"class":674},[2038,2039,2042,2043,2046],"callout",{"color":2040,"icon":2041},"info","i-lucide-info","Grafana Cloud uses URL-encoded headers, so the ",[644,2044,2045],{},"%20"," is a space. The adapter\ndecodes that format automatically.",[629,2048,2050],{"id":2049},"otlp-log-format","OTLP Log Format",[535,2052,2053],{},"evlog maps wide events to the OTLP log format:",[1326,2055,2056,2066],{},[1329,2057,2058],{},[1332,2059,2060,2063],{},[1335,2061,2062],{},"evlog Field",[1335,2064,2065],{},"OTLP Field",[1342,2067,2068,2084,2096,2107,2118,2130,2142,2153,2164],{},[1332,2069,2070,2075],{},[1347,2071,2072],{},[644,2073,2074],{},"level",[1347,2076,2077,2080,2081],{},[644,2078,2079],{},"severityNumber"," \u002F ",[644,2082,2083],{},"severityText",[1332,2085,2086,2091],{},[1347,2087,2088],{},[644,2089,2090],{},"timestamp",[1347,2092,2093],{},[644,2094,2095],{},"timeUnixNano",[1332,2097,2098,2102],{},[1347,2099,2100],{},[644,2101,1830],{},[1347,2103,2104,2105],{},"Resource attribute ",[644,2106,1653],{},[1332,2108,2109,2114],{},[1347,2110,2111],{},[644,2112,2113],{},"environment",[1347,2115,2104,2116],{},[644,2117,1567],{},[1332,2119,2120,2125],{},[1347,2121,2122],{},[644,2123,2124],{},"version",[1347,2126,2104,2127],{},[644,2128,2129],{},"service.version",[1332,2131,2132,2137],{},[1347,2133,2134],{},[644,2135,2136],{},"region",[1347,2138,2104,2139],{},[644,2140,2141],{},"cloud.region",[1332,2143,2144,2149],{},[1347,2145,2146],{},[644,2147,2148],{},"traceId",[1347,2150,2151],{},[644,2152,2148],{},[1332,2154,2155,2160],{},[1347,2156,2157],{},[644,2158,2159],{},"spanId",[1347,2161,2162],{},[644,2163,2159],{},[1332,2165,2166,2169],{},[1347,2167,2168],{},"All other fields",[1347,2170,2171],{},"Log attributes",[535,2173,2174,2175,2178,2179,2182,2183,2186,2187,2190,2191,2194,2195,2198],{},"Every field of the wide event is sent as an OTLP record field, a resource attribute, or a log attribute. ",[644,2176,2177],{},"null"," and ",[644,2180,2181],{},"undefined"," are omitted rather than transmitted. ",[644,2184,2185],{},"json"," drops them at the top level, ",[644,2188,2189],{},"compact"," at every level, so a nested ",[644,2192,2193],{},"{ user: { id: null } }"," has no ",[644,2196,2197],{},"user.id"," attribute.",[683,2200,2202],{"id":2201},"record-shape","Record Shape",[535,2204,2205,2207,2208,791],{},[644,2206,1694],{}," controls how the record carries the event. The default is ",[644,2209,2185],{},[711,2211,2212,2481],{},[636,2213,2217],{"className":2214,"code":2215,"filename":2216,"language":2185,"meta":642,"style":642},"language-json shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","{\n  \"body\": { \"stringValue\": \"{\\\"timestamp\\\":\\\"…\\\",\\\"method\\\":\\\"POST\\\",\\\"user\\\":{\\\"id\\\":\\\"usr_123\\\"}}\" },\n  \"attributes\": [\n    { \"key\": \"method\", \"value\": { \"stringValue\": \"POST\" } },\n    { \"key\": \"user\", \"value\": { \"stringValue\": \"{\\\"id\\\":\\\"usr_123\\\",\\\"plan\\\":\\\"premium\\\"}\" } }\n  ]\n}\n","json (default)",[644,2218,2219,2223,2322,2336,2388,2471,2476],{"__ignoreMap":642},[647,2220,2221],{"class":649,"line":650},[647,2222,918],{"class":657},[647,2224,2225,2228,2231,2234,2236,2238,2241,2244,2246,2248,2250,2252,2255,2257,2259,2261,2263,2266,2268,2270,2272,2275,2277,2279,2281,2284,2286,2288,2290,2293,2295,2298,2300,2303,2305,2307,2309,2312,2314,2317,2319],{"class":649,"line":727},[647,2226,2227],{"class":657},"  \"",[647,2229,2230],{"class":778},"body",[647,2232,2233],{"class":657},"\"",[647,2235,926],{"class":657},[647,2237,658],{"class":657},[647,2239,2240],{"class":657}," \"",[647,2242,2243],{"class":1891},"stringValue",[647,2245,2233],{"class":657},[647,2247,926],{"class":657},[647,2249,2240],{"class":657},[647,2251,1005],{"class":674},[647,2253,2254],{"class":661},"\\\"",[647,2256,2090],{"class":674},[647,2258,2254],{"class":661},[647,2260,926],{"class":674},[647,2262,2254],{"class":661},[647,2264,2265],{"class":674},"…",[647,2267,2254],{"class":661},[647,2269,813],{"class":674},[647,2271,2254],{"class":661},[647,2273,2274],{"class":674},"method",[647,2276,2254],{"class":661},[647,2278,926],{"class":674},[647,2280,2254],{"class":661},[647,2282,2283],{"class":674},"POST",[647,2285,2254],{"class":661},[647,2287,813],{"class":674},[647,2289,2254],{"class":661},[647,2291,2292],{"class":674},"user",[647,2294,2254],{"class":661},[647,2296,2297],{"class":674},":{",[647,2299,2254],{"class":661},[647,2301,2302],{"class":674},"id",[647,2304,2254],{"class":661},[647,2306,926],{"class":674},[647,2308,2254],{"class":661},[647,2310,2311],{"class":674},"usr_123",[647,2313,2254],{"class":661},[647,2315,2316],{"class":674},"}}",[647,2318,2233],{"class":657},[647,2320,2321],{"class":657}," },\n",[647,2323,2324,2326,2329,2331,2333],{"class":649,"line":746},[647,2325,2227],{"class":657},[647,2327,2328],{"class":778},"attributes",[647,2330,2233],{"class":657},[647,2332,926],{"class":657},[647,2334,2335],{"class":657}," [\n",[647,2337,2338,2341,2343,2346,2348,2350,2352,2354,2356,2358,2360,2363,2365,2367,2369,2371,2374,2376,2378,2380,2382,2384,2386],{"class":649,"line":753},[647,2339,2340],{"class":657},"    {",[647,2342,2240],{"class":657},[647,2344,2345],{"class":1891},"key",[647,2347,2233],{"class":657},[647,2349,926],{"class":657},[647,2351,2240],{"class":657},[647,2353,2274],{"class":674},[647,2355,2233],{"class":657},[647,2357,813],{"class":657},[647,2359,2240],{"class":657},[647,2361,2362],{"class":1891},"value",[647,2364,2233],{"class":657},[647,2366,926],{"class":657},[647,2368,658],{"class":657},[647,2370,2240],{"class":657},[647,2372,2243],{"class":2373},"sbssI",[647,2375,2233],{"class":657},[647,2377,926],{"class":657},[647,2379,2240],{"class":657},[647,2381,2283],{"class":674},[647,2383,2233],{"class":657},[647,2385,665],{"class":657},[647,2387,2321],{"class":657},[647,2389,2390,2392,2394,2396,2398,2400,2402,2404,2406,2408,2410,2412,2414,2416,2418,2420,2422,2424,2426,2428,2430,2432,2434,2436,2438,2440,2442,2444,2446,2448,2451,2453,2455,2457,2460,2462,2464,2466,2468],{"class":649,"line":785},[647,2391,2340],{"class":657},[647,2393,2240],{"class":657},[647,2395,2345],{"class":1891},[647,2397,2233],{"class":657},[647,2399,926],{"class":657},[647,2401,2240],{"class":657},[647,2403,2292],{"class":674},[647,2405,2233],{"class":657},[647,2407,813],{"class":657},[647,2409,2240],{"class":657},[647,2411,2362],{"class":1891},[647,2413,2233],{"class":657},[647,2415,926],{"class":657},[647,2417,658],{"class":657},[647,2419,2240],{"class":657},[647,2421,2243],{"class":2373},[647,2423,2233],{"class":657},[647,2425,926],{"class":657},[647,2427,2240],{"class":657},[647,2429,1005],{"class":674},[647,2431,2254],{"class":661},[647,2433,2302],{"class":674},[647,2435,2254],{"class":661},[647,2437,926],{"class":674},[647,2439,2254],{"class":661},[647,2441,2311],{"class":674},[647,2443,2254],{"class":661},[647,2445,813],{"class":674},[647,2447,2254],{"class":661},[647,2449,2450],{"class":674},"plan",[647,2452,2254],{"class":661},[647,2454,926],{"class":674},[647,2456,2254],{"class":661},[647,2458,2459],{"class":674},"premium",[647,2461,2254],{"class":661},[647,2463,824],{"class":674},[647,2465,2233],{"class":657},[647,2467,665],{"class":657},[647,2469,2470],{"class":657}," }\n",[647,2472,2473],{"class":649,"line":821},[647,2474,2475],{"class":657},"  ]\n",[647,2477,2478],{"class":649,"line":939},[647,2479,2480],{"class":657},"}\n",[636,2482,2484],{"className":2214,"code":2483,"filename":2189,"language":2185,"meta":642,"style":642},"{\n  \"body\": { \"stringValue\": \"POST \u002Fapi\u002Fcheckout (500)\" },\n  \"attributes\": [\n    { \"key\": \"method\", \"value\": { \"stringValue\": \"POST\" } },\n    { \"key\": \"user.id\", \"value\": { \"stringValue\": \"usr_123\" } },\n    { \"key\": \"user.plan\", \"value\": { \"stringValue\": \"premium\" } }\n  ]\n}\n",[644,2485,2486,2490,2519,2531,2579,2627,2676,2680],{"__ignoreMap":642},[647,2487,2488],{"class":649,"line":650},[647,2489,918],{"class":657},[647,2491,2492,2494,2496,2498,2500,2502,2504,2506,2508,2510,2512,2515,2517],{"class":649,"line":727},[647,2493,2227],{"class":657},[647,2495,2230],{"class":778},[647,2497,2233],{"class":657},[647,2499,926],{"class":657},[647,2501,658],{"class":657},[647,2503,2240],{"class":657},[647,2505,2243],{"class":1891},[647,2507,2233],{"class":657},[647,2509,926],{"class":657},[647,2511,2240],{"class":657},[647,2513,2514],{"class":674},"POST \u002Fapi\u002Fcheckout (500)",[647,2516,2233],{"class":657},[647,2518,2321],{"class":657},[647,2520,2521,2523,2525,2527,2529],{"class":649,"line":746},[647,2522,2227],{"class":657},[647,2524,2328],{"class":778},[647,2526,2233],{"class":657},[647,2528,926],{"class":657},[647,2530,2335],{"class":657},[647,2532,2533,2535,2537,2539,2541,2543,2545,2547,2549,2551,2553,2555,2557,2559,2561,2563,2565,2567,2569,2571,2573,2575,2577],{"class":649,"line":753},[647,2534,2340],{"class":657},[647,2536,2240],{"class":657},[647,2538,2345],{"class":1891},[647,2540,2233],{"class":657},[647,2542,926],{"class":657},[647,2544,2240],{"class":657},[647,2546,2274],{"class":674},[647,2548,2233],{"class":657},[647,2550,813],{"class":657},[647,2552,2240],{"class":657},[647,2554,2362],{"class":1891},[647,2556,2233],{"class":657},[647,2558,926],{"class":657},[647,2560,658],{"class":657},[647,2562,2240],{"class":657},[647,2564,2243],{"class":2373},[647,2566,2233],{"class":657},[647,2568,926],{"class":657},[647,2570,2240],{"class":657},[647,2572,2283],{"class":674},[647,2574,2233],{"class":657},[647,2576,665],{"class":657},[647,2578,2321],{"class":657},[647,2580,2581,2583,2585,2587,2589,2591,2593,2595,2597,2599,2601,2603,2605,2607,2609,2611,2613,2615,2617,2619,2621,2623,2625],{"class":649,"line":785},[647,2582,2340],{"class":657},[647,2584,2240],{"class":657},[647,2586,2345],{"class":1891},[647,2588,2233],{"class":657},[647,2590,926],{"class":657},[647,2592,2240],{"class":657},[647,2594,2197],{"class":674},[647,2596,2233],{"class":657},[647,2598,813],{"class":657},[647,2600,2240],{"class":657},[647,2602,2362],{"class":1891},[647,2604,2233],{"class":657},[647,2606,926],{"class":657},[647,2608,658],{"class":657},[647,2610,2240],{"class":657},[647,2612,2243],{"class":2373},[647,2614,2233],{"class":657},[647,2616,926],{"class":657},[647,2618,2240],{"class":657},[647,2620,2311],{"class":674},[647,2622,2233],{"class":657},[647,2624,665],{"class":657},[647,2626,2321],{"class":657},[647,2628,2629,2631,2633,2635,2637,2639,2641,2644,2646,2648,2650,2652,2654,2656,2658,2660,2662,2664,2666,2668,2670,2672,2674],{"class":649,"line":821},[647,2630,2340],{"class":657},[647,2632,2240],{"class":657},[647,2634,2345],{"class":1891},[647,2636,2233],{"class":657},[647,2638,926],{"class":657},[647,2640,2240],{"class":657},[647,2642,2643],{"class":674},"user.plan",[647,2645,2233],{"class":657},[647,2647,813],{"class":657},[647,2649,2240],{"class":657},[647,2651,2362],{"class":1891},[647,2653,2233],{"class":657},[647,2655,926],{"class":657},[647,2657,658],{"class":657},[647,2659,2240],{"class":657},[647,2661,2243],{"class":2373},[647,2663,2233],{"class":657},[647,2665,926],{"class":657},[647,2667,2240],{"class":657},[647,2669,2459],{"class":674},[647,2671,2233],{"class":657},[647,2673,665],{"class":657},[647,2675,2470],{"class":657},[647,2677,2678],{"class":649,"line":939},[647,2679,2475],{"class":657},[647,2681,2682],{"class":649,"line":954},[647,2683,2480],{"class":657},[535,2685,2686,2688],{},[644,2687,2189],{}," is worth switching to when your backend charges by ingested volume or facets on attributes:",[539,2690,2691,2700],{},[542,2692,2693,2696,2697,2699],{},[545,2694,2695],{},"The body is a one-line summary"," — ",[644,2698,2514],{},", falling back to the service name — instead of the whole event repeated next to the attributes. Backends that cluster messages into templates can only do so with a stable body.",[542,2701,2702,2705,2706],{},[545,2703,2704],{},"Nested fields become dotted attributes",", so each leaf is its own facet:",[636,2707,2710],{"className":638,"code":2708,"filename":2709,"language":641,"meta":642,"style":642},"const drain = createOTLPDrain({ recordShape: 'compact' })\n\nlog.set({ user: { id: 'usr_123', plan: 'premium' } })\n\u002F\u002F → user.id, user.plan\n","server\u002Fapi\u002Fcheckout.post.ts",[644,2711,2712,2741,2745,2796],{"__ignoreMap":642},[647,2713,2714,2716,2718,2720,2722,2724,2726,2729,2731,2733,2735,2737,2739],{"class":649,"line":650},[647,2715,1475],{"class":778},[647,2717,1478],{"class":661},[647,2719,702],{"class":657},[647,2721,662],{"class":762},[647,2723,766],{"class":661},[647,2725,1005],{"class":657},[647,2727,2728],{"class":802}," recordShape",[647,2730,926],{"class":657},[647,2732,671],{"class":657},[647,2734,2189],{"class":674},[647,2736,805],{"class":657},[647,2738,665],{"class":657},[647,2740,827],{"class":661},[647,2742,2743],{"class":649,"line":727},[647,2744,750],{"emptyLinePlaceholder":749},[647,2746,2747,2750,2752,2755,2757,2759,2762,2764,2766,2769,2771,2773,2775,2777,2779,2782,2784,2786,2788,2790,2792,2794],{"class":649,"line":746},[647,2748,2749],{"class":661},"log",[647,2751,791],{"class":657},[647,2753,2754],{"class":762},"set",[647,2756,766],{"class":661},[647,2758,1005],{"class":657},[647,2760,2761],{"class":802}," user",[647,2763,926],{"class":657},[647,2765,658],{"class":657},[647,2767,2768],{"class":802}," id",[647,2770,926],{"class":657},[647,2772,671],{"class":657},[647,2774,2311],{"class":674},[647,2776,805],{"class":657},[647,2778,813],{"class":657},[647,2780,2781],{"class":802}," plan",[647,2783,926],{"class":657},[647,2785,671],{"class":657},[647,2787,2459],{"class":674},[647,2789,805],{"class":657},[647,2791,665],{"class":657},[647,2793,665],{"class":657},[647,2795,827],{"class":661},[647,2797,2798],{"class":649,"line":753},[647,2799,2800],{"class":723},"\u002F\u002F → user.id, user.plan\n",[535,2802,2803,2804,2807,2808,2811,2812,2815],{},"Only plain objects are walked. Arrays are serialized as a single JSON string. Indexing them, as ",[644,2805,2806],{},"ai.tools.0.name",", would turn a list into an unbounded set of distinct attribute keys, which most backends charge for and none can chart. The same goes for anything else that is not a plain object, such as a ",[644,2809,2810],{},"Date",". An empty object stays a single ",[644,2813,2814],{},"{}"," attribute rather than disappearing.",[2038,2817,2818,2820,2821,2823],{"color":2040,"icon":2041},[644,2819,2189],{}," becomes the default in the next major. Switch early if you are setting a project up now. Moving later means rewriting the queries built on the ",[644,2822,2185],{}," shape.",[683,2825,2827],{"id":2826},"severity-mapping","Severity Mapping",[1326,2829,2830,2843],{},[1329,2831,2832],{},[1332,2833,2834,2837,2840],{},[1335,2835,2836],{},"evlog Level",[1335,2838,2839],{},"OTLP Severity Number",[1335,2841,2842],{},"OTLP Severity Text",[1342,2844,2845,2857,2869,2882],{},[1332,2846,2847,2851,2854],{},[1347,2848,2849],{},[644,2850,1878],{},[1347,2852,2853],{},"5",[1347,2855,2856],{},"DEBUG",[1332,2858,2859,2863,2866],{},[1347,2860,2861],{},[644,2862,2040],{},[1347,2864,2865],{},"9",[1347,2867,2868],{},"INFO",[1332,2870,2871,2876,2879],{},[1347,2872,2873],{},[644,2874,2875],{},"warn",[1347,2877,2878],{},"13",[1347,2880,2881],{},"WARN",[1332,2883,2884,2889,2892],{},[1347,2885,2886],{},[644,2887,2888],{},"error",[1347,2890,2891],{},"17",[1347,2893,2894],{},"ERROR",[629,2896,2898],{"id":2897},"troubleshooting","Troubleshooting",[683,2900,2902],{"id":2901},"missing-endpoint-error","Missing endpoint error",[636,2904,2910],{"className":2905,"code":2907,"filename":2908,"language":2909,"meta":642},[2906],"language-text","[evlog\u002Fotlp] Missing endpoint. Set OTLP_ENDPOINT or OTEL_EXPORTER_OTLP_ENDPOINT\n","Console","text",[644,2911,2907],{"__ignoreMap":642},[535,2913,2914],{},"Make sure your endpoint environment variable is set and the server was restarted.",[683,2916,2918],{"id":2917},"_401-unauthorized","401 Unauthorized",[535,2920,2921],{},"Your authentication headers may be missing or incorrect. Check:",[591,2923,2924,2930,2933],{},[542,2925,2926,2927,2929],{},"The ",[644,2928,1378],{}," format is correct",[542,2931,2932],{},"Credentials are valid and not expired",[542,2934,2935],{},"The endpoint URL is correct",[683,2937,2939],{"id":2938},"_404-not-found","404 Not Found",[535,2941,2942,2943,2946],{},"The adapter sends to ",[644,2944,2945],{},"\u002Fv1\u002Flogs",". Make sure your endpoint:",[539,2948,2949,2952],{},[542,2950,2951],{},"Supports OTLP HTTP (not gRPC)",[542,2953,2954,2955,2957],{},"Is the base URL without ",[644,2956,2945],{}," suffix",[683,2959,2961],{"id":2960},"logs-not-appearing","Logs not appearing",[591,2963,2964,2971,2974],{},[542,2965,2966,2967,2970],{},"Check the server console for ",[644,2968,2969],{},"[evlog\u002Fotlp]"," error messages",[542,2972,2973],{},"Test with a local collector first to verify the format",[542,2975,2976],{},"Check your backend's ingestion delay (some have 1-2 minute delays)",[629,2978,2980],{"id":2979},"direct-api-usage","Direct API Usage",[535,2982,2983],{},"For advanced use cases:",[636,2985,2988],{"className":638,"code":2986,"filename":2987,"language":641,"meta":642,"style":642},"import { sendToOTLP, sendBatchToOTLP, toOTLPLogRecord } from 'evlog\u002Fotlp'\n\n\u002F\u002F Send a single event\nawait sendToOTLP(event, {\n  endpoint: 'http:\u002F\u002Flocalhost:4318',\n})\n\n\u002F\u002F Send multiple events\nawait sendBatchToOTLP(events, {\n  endpoint: 'http:\u002F\u002Flocalhost:4318',\n})\n\n\u002F\u002F Convert event to OTLP format (for inspection)\nconst otlpRecord = toOTLPLogRecord(event)\n","server\u002Futils\u002Fotlp.ts",[644,2989,2990,3019,3023,3028,3041,3055,3061,3065,3070,3083,3097,3103,3107,3112],{"__ignoreMap":642},[647,2991,2992,2994,2996,2999,3001,3004,3006,3009,3011,3013,3015,3017],{"class":649,"line":650},[647,2993,654],{"class":653},[647,2995,658],{"class":657},[647,2997,2998],{"class":661}," sendToOTLP",[647,3000,813],{"class":657},[647,3002,3003],{"class":661}," sendBatchToOTLP",[647,3005,813],{"class":657},[647,3007,3008],{"class":661}," toOTLPLogRecord",[647,3010,665],{"class":657},[647,3012,668],{"class":653},[647,3014,671],{"class":657},[647,3016,675],{"class":674},[647,3018,678],{"class":657},[647,3020,3021],{"class":649,"line":727},[647,3022,750],{"emptyLinePlaceholder":749},[647,3024,3025],{"class":649,"line":746},[647,3026,3027],{"class":723},"\u002F\u002F Send a single event\n",[647,3029,3030,3032,3034,3037,3039],{"class":649,"line":753},[647,3031,1106],{"class":653},[647,3033,2998],{"class":762},[647,3035,3036],{"class":661},"(event",[647,3038,813],{"class":657},[647,3040,782],{"class":657},[647,3042,3043,3045,3047,3049,3051,3053],{"class":649,"line":785},[647,3044,1491],{"class":802},[647,3046,926],{"class":657},[647,3048,671],{"class":657},[647,3050,1356],{"class":674},[647,3052,805],{"class":657},[647,3054,936],{"class":657},[647,3056,3057,3059],{"class":649,"line":821},[647,3058,824],{"class":657},[647,3060,827],{"class":661},[647,3062,3063],{"class":649,"line":939},[647,3064,750],{"emptyLinePlaceholder":749},[647,3066,3067],{"class":649,"line":954},[647,3068,3069],{"class":723},"\u002F\u002F Send multiple events\n",[647,3071,3072,3074,3076,3079,3081],{"class":649,"line":1583},[647,3073,1106],{"class":653},[647,3075,3003],{"class":762},[647,3077,3078],{"class":661},"(events",[647,3080,813],{"class":657},[647,3082,782],{"class":657},[647,3084,3085,3087,3089,3091,3093,3095],{"class":649,"line":1588},[647,3086,1491],{"class":802},[647,3088,926],{"class":657},[647,3090,671],{"class":657},[647,3092,1356],{"class":674},[647,3094,805],{"class":657},[647,3096,936],{"class":657},[647,3098,3099,3101],{"class":649,"line":1827},[647,3100,824],{"class":657},[647,3102,827],{"class":661},[647,3104,3105],{"class":649,"line":1835},[647,3106,750],{"emptyLinePlaceholder":749},[647,3108,3109],{"class":649,"line":1843},[647,3110,3111],{"class":723},"\u002F\u002F Convert event to OTLP format (for inspection)\n",[647,3113,3114,3116,3119,3121,3123],{"class":649,"line":1851},[647,3115,1475],{"class":778},[647,3117,3118],{"class":661}," otlpRecord ",[647,3120,702],{"class":657},[647,3122,3008],{"class":762},[647,3124,3125],{"class":661},"(event)\n",[629,3127,3129],{"id":3128},"next-steps","Next Steps",[539,3131,3132,3138,3144,3150],{},[542,3133,3134,3137],{},[618,3135,3136],{"href":148},"Axiom Adapter"," - Send logs to Axiom",[542,3139,3140,3143],{},[618,3141,3142],{"href":153},"PostHog Adapter"," - Send logs to PostHog",[542,3145,3146,3149],{},[618,3147,3148],{"href":488},"Custom Adapters"," - Build your own adapter",[542,3151,3152,3154],{},[618,3153,513],{"href":514}," - Security and production tips",[3156,3157,3158],"style",{},"html pre.shiki code .s7zQu, html code.shiki .s7zQu{--shiki-light:#39ADB5;--shiki-light-font-style:italic;--shiki-default:#89DDFF;--shiki-default-font-style:italic;--shiki-dark:#89DDFF;--shiki-dark-font-style:italic}html pre.shiki code .sMK4o, html code.shiki .sMK4o{--shiki-light:#39ADB5;--shiki-default:#89DDFF;--shiki-dark:#89DDFF}html pre.shiki code .sTEyZ, html code.shiki .sTEyZ{--shiki-light:#90A4AE;--shiki-default:#EEFFFF;--shiki-dark:#BABED8}html pre.shiki code .sfazB, html code.shiki .sfazB{--shiki-light:#91B859;--shiki-default:#C3E88D;--shiki-dark:#C3E88D}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html pre.shiki code .sHwdD, html code.shiki .sHwdD{--shiki-light:#90A4AE;--shiki-light-font-style:italic;--shiki-default:#546E7A;--shiki-default-font-style:italic;--shiki-dark:#676E95;--shiki-dark-font-style:italic}html pre.shiki code .s2Zo4, html code.shiki .s2Zo4{--shiki-light:#6182B8;--shiki-default:#82AAFF;--shiki-dark:#82AAFF}html pre.shiki code .sHdIc, html code.shiki .sHdIc{--shiki-light:#90A4AE;--shiki-light-font-style:italic;--shiki-default:#EEFFFF;--shiki-default-font-style:italic;--shiki-dark:#BABED8;--shiki-dark-font-style:italic}html pre.shiki code .spNyl, html code.shiki .spNyl{--shiki-light:#9C3EDA;--shiki-default:#C792EA;--shiki-dark:#C792EA}html pre.shiki code .swJcz, html code.shiki .swJcz{--shiki-light:#E53935;--shiki-default:#F07178;--shiki-dark:#F07178}html pre.shiki code .sBMFI, html code.shiki .sBMFI{--shiki-light:#E2931D;--shiki-default:#FFCB6B;--shiki-dark:#FFCB6B}html pre.shiki code .sbssI, html code.shiki .sbssI{--shiki-light:#F76D47;--shiki-default:#F78C6C;--shiki-dark:#F78C6C}",{"title":642,"searchDepth":727,"depth":727,"links":3160},[3161,3162,3166,3172,3176,3180,3186,3187],{"id":631,"depth":727,"text":19},{"id":681,"depth":727,"text":24,"children":3163},[3164,3165],{"id":685,"depth":746,"text":686},{"id":708,"depth":746,"text":709},{"id":1291,"depth":727,"text":501,"children":3167},[3168,3169,3170,3171],{"id":1323,"depth":746,"text":1324},{"id":1391,"depth":746,"text":1392},{"id":1463,"depth":746,"text":1464},{"id":1595,"depth":746,"text":1596},{"id":1734,"depth":727,"text":1735,"children":3173},[3174,3175],{"id":1741,"depth":746,"text":1742},{"id":1948,"depth":746,"text":1949},{"id":2049,"depth":727,"text":2050,"children":3177},[3178,3179],{"id":2201,"depth":746,"text":2202},{"id":2826,"depth":746,"text":2827},{"id":2897,"depth":727,"text":2898,"children":3181},[3182,3183,3184,3185],{"id":2901,"depth":746,"text":2902},{"id":2917,"depth":746,"text":2918},{"id":2938,"depth":746,"text":2939},{"id":2960,"depth":746,"text":2961},{"id":2979,"depth":727,"text":2980},{"id":3128,"depth":727,"text":3129},"Send logs via OpenTelemetry Protocol (OTLP) to Grafana, Datadog, Honeycomb, and any compatible backend. Supports gRPC and HTTP transports.","md",[3191,3198],{"label":3192,"icon":3193,"to":3194,"target":3195,"color":3196,"variant":3197},"OpenTelemetry Docs","i-lucide-external-link","https:\u002F\u002Fopentelemetry.io\u002Fdocs\u002F","_blank","neutral","subtle",{"label":3148,"icon":330,"to":488,"color":3196,"variant":3197},{},{"title":187,"icon":190},{"title":530,"description":3188},"elFL1qlVnpLf9whE6hmHGHzJ_sFiJ2gNaJYhslKiMgk",[3204,3206],{"title":182,"path":183,"stem":184,"description":3205,"icon":185,"children":-1},"Insert wide events into ClickHouse over the HTTP interface — typed columns for what you aggregate, full JSON for everything else.",{"title":192,"path":193,"stem":194,"description":3207,"icon":195,"children":-1},"Send wide events to HyperDX over OTLP\u002FHTTP, using its documented endpoint and authorization header. Configured from environment variables.",1786793473061]