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This works with any OTLP-compatible backend including:",[540,541,542,550,554,559,564,569,574,579],"ul",{},[543,544,545,549],"li",{},[546,547,548],"strong",{},"Grafana Cloud"," (Loki)",[543,551,552],{},[546,553,171],{},[543,555,556],{},[546,557,558],{},"Honeycomb",[543,560,561],{},[546,562,563],{},"Jaeger",[543,565,566],{},[546,567,568],{},"Splunk",[543,570,571],{},[546,572,573],{},"New Relic",[543,575,576],{},[546,577,578],{},"Self-hosted OpenTelemetry Collector",[543,580,581],{},[546,582,196],{},[584,585,588,591,615],"prompt",{":actions":586,"description":587,"icon":194},"[\"copy\",\"cursor\",\"claude\"]","Add the OTLP drain adapter",[536,589,590],{},"Add the OTLP drain adapter to send evlog wide events via OpenTelemetry Protocol.",[592,593,594,597,600,603,606,609,612],"ol",{},[543,595,596],{},"Identify which framework I'm using and follow its evlog integration pattern",[543,598,599],{},"Install evlog if not already installed",[543,601,602],{},"Import createOTLPDrain from 'evlog\u002Fotlp'",[543,604,605],{},"Wire createOTLPDrain() into my framework's drain configuration",[543,607,608],{},"Set OTLP_ENDPOINT environment variable (collector URL)",[543,610,611],{},"Optionally set OTLP_HEADERS for authentication",[543,613,614],{},"Test by triggering a request and checking your OTLP backend (Grafana, Datadog, Honeycomb, etc.)",[536,616,617,618,624,625],{},"Adapter docs: ",[619,620,621],"a",{"href":621,"rel":622},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fadapters\u002Fhybrid\u002Fotlp",[623],"nofollow","\nFramework setup: ",[619,626,627],{"href":627,"rel":628},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fframeworks\u002Foverview",[623],[630,631,20],"h2",{"id":632},"installation",[536,634,635],{},"The OTLP adapter comes bundled with evlog:",[637,638,644],"pre",{"className":639,"code":640,"filename":641,"language":642,"meta":643,"style":643},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import { createOTLPDrain } from 'evlog\u002Fotlp'\n","src\u002Findex.ts","typescript","",[645,646,647],"code",{"__ignoreMap":643},[648,649,652,656,660,664,667,670,673,677],"span",{"class":650,"line":651},"line",1,[648,653,655],{"class":654},"s7zQu","import",[648,657,659],{"class":658},"sMK4o"," {",[648,661,663],{"class":662},"sTEyZ"," createOTLPDrain",[648,665,666],{"class":658}," }",[648,668,669],{"class":654}," from",[648,671,672],{"class":658}," '",[648,674,676],{"class":675},"sfazB","evlog\u002Fotlp",[648,678,679],{"class":658},"'\n",[630,681,25],{"id":682},"quick-start",[684,685,687],"h3",{"id":686},"_1-set-your-otlp-endpoint","1. Set your OTLP endpoint",[637,689,694],{"className":690,"code":691,"filename":692,"language":693,"meta":643,"style":643},"language-bash shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","OTLP_ENDPOINT=http:\u002F\u002Flocalhost:4318\n",".env","bash",[645,695,696],{"__ignoreMap":643},[648,697,698,701,704],{"class":650,"line":651},[648,699,700],{"class":662},"OTLP_ENDPOINT",[648,702,703],{"class":658},"=",[648,705,706],{"class":675},"http:\u002F\u002Flocalhost:4318\n",[684,708,710],{"id":709},"_2-wire-the-drain-to-your-framework","2. Wire the drain to your framework",[712,713,714,829,960,1022,1076,1135,1189,1242],"code-group",{},[637,715,718],{"className":639,"code":716,"filename":717,"language":642,"meta":643,"style":643},"\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",[645,719,720,726,745,752,784,820],{"__ignoreMap":643},[648,721,722],{"class":650,"line":651},[648,723,725],{"class":724},"sHwdD","\u002F\u002F server\u002Fplugins\u002Fevlog-drain.ts\n",[648,727,729,731,733,735,737,739,741,743],{"class":650,"line":728},2,[648,730,655],{"class":654},[648,732,659],{"class":658},[648,734,663],{"class":662},[648,736,666],{"class":658},[648,738,669],{"class":654},[648,740,672],{"class":658},[648,742,676],{"class":675},[648,744,679],{"class":658},[648,746,748],{"class":650,"line":747},3,[648,749,751],{"emptyLinePlaceholder":750},true,"\n",[648,753,755,758,761,765,768,770,774,777,781],{"class":650,"line":754},4,[648,756,757],{"class":654},"export",[648,759,760],{"class":654}," default",[648,762,764],{"class":763},"s2Zo4"," defineNitroPlugin",[648,766,767],{"class":662},"(",[648,769,767],{"class":658},[648,771,773],{"class":772},"sHdIc","nitroApp",[648,775,776],{"class":658},")",[648,778,780],{"class":779},"spNyl"," =>",[648,782,783],{"class":658}," {\n",[648,785,787,790,793,796,798,801,804,807,810,812,815,817],{"class":650,"line":786},5,[648,788,789],{"class":662},"  nitroApp",[648,791,792],{"class":658},".",[648,794,795],{"class":662},"hooks",[648,797,792],{"class":658},[648,799,800],{"class":763},"hook",[648,802,767],{"class":803},"swJcz",[648,805,806],{"class":658},"'",[648,808,809],{"class":675},"evlog:drain",[648,811,806],{"class":658},[648,813,814],{"class":658},",",[648,816,663],{"class":763},[648,818,819],{"class":803},"())\n",[648,821,823,826],{"class":650,"line":822},6,[648,824,825],{"class":658},"}",[648,827,828],{"class":662},")\n",[637,830,832],{"className":639,"code":831,"filename":235,"language":642,"meta":643,"style":643},"\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",[645,833,834,839,859,877,881,920,938,953],{"__ignoreMap":643},[648,835,836],{"class":650,"line":651},[648,837,838],{"class":724},"\u002F\u002F lib\u002Fevlog.ts\n",[648,840,841,843,845,848,850,852,854,857],{"class":650,"line":728},[648,842,655],{"class":654},[648,844,659],{"class":658},[648,846,847],{"class":662}," createEvlog",[648,849,666],{"class":658},[648,851,669],{"class":654},[648,853,672],{"class":658},[648,855,856],{"class":675},"evlog\u002Fnext",[648,858,679],{"class":658},[648,860,861,863,865,867,869,871,873,875],{"class":650,"line":747},[648,862,655],{"class":654},[648,864,659],{"class":658},[648,866,663],{"class":662},[648,868,666],{"class":658},[648,870,669],{"class":654},[648,872,672],{"class":658},[648,874,676],{"class":675},[648,876,679],{"class":658},[648,878,879],{"class":650,"line":754},[648,880,751],{"emptyLinePlaceholder":750},[648,882,883,885,888,890,893,895,898,900,903,905,908,910,913,915,917],{"class":650,"line":786},[648,884,757],{"class":654},[648,886,887],{"class":779}," const",[648,889,659],{"class":658},[648,891,892],{"class":662}," withEvlog",[648,894,814],{"class":658},[648,896,897],{"class":662}," useLogger",[648,899,814],{"class":658},[648,901,902],{"class":662}," log",[648,904,814],{"class":658},[648,906,907],{"class":662}," createError ",[648,909,825],{"class":658},[648,911,912],{"class":658}," =",[648,914,847],{"class":763},[648,916,767],{"class":662},[648,918,919],{"class":658},"{\n",[648,921,922,925,928,930,933,935],{"class":650,"line":822},[648,923,924],{"class":803},"  service",[648,926,927],{"class":658},":",[648,929,672],{"class":658},[648,931,932],{"class":675},"my-app",[648,934,806],{"class":658},[648,936,937],{"class":658},",\n",[648,939,941,944,946,948,951],{"class":650,"line":940},7,[648,942,943],{"class":803},"  drain",[648,945,927],{"class":658},[648,947,663],{"class":763},[648,949,950],{"class":662},"()",[648,952,937],{"class":658},[648,954,956,958],{"class":650,"line":955},8,[648,957,825],{"class":658},[648,959,828],{"class":662},[637,961,963],{"className":639,"code":962,"filename":265,"language":642,"meta":643,"style":643},"import { createOTLPDrain } from 'evlog\u002Fotlp'\n\napp.use(evlog({ drain: createOTLPDrain() }))\n",[645,964,965,983,987],{"__ignoreMap":643},[648,966,967,969,971,973,975,977,979,981],{"class":650,"line":651},[648,968,655],{"class":654},[648,970,659],{"class":658},[648,972,663],{"class":662},[648,974,666],{"class":658},[648,976,669],{"class":654},[648,978,672],{"class":658},[648,980,676],{"class":675},[648,982,679],{"class":658},[648,984,985],{"class":650,"line":728},[648,986,751],{"emptyLinePlaceholder":750},[648,988,989,992,994,997,999,1002,1004,1007,1010,1012,1014,1017,1019],{"class":650,"line":747},[648,990,991],{"class":662},"app",[648,993,792],{"class":658},[648,995,996],{"class":763},"use",[648,998,767],{"class":662},[648,1000,1001],{"class":763},"evlog",[648,1003,767],{"class":662},[648,1005,1006],{"class":658},"{",[648,1008,1009],{"class":803}," drain",[648,1011,927],{"class":658},[648,1013,663],{"class":763},[648,1015,1016],{"class":662},"() ",[648,1018,825],{"class":658},[648,1020,1021],{"class":662},"))\n",[637,1023,1024],{"className":639,"code":962,"filename":260,"language":642,"meta":643,"style":643},[645,1025,1026,1044,1048],{"__ignoreMap":643},[648,1027,1028,1030,1032,1034,1036,1038,1040,1042],{"class":650,"line":651},[648,1029,655],{"class":654},[648,1031,659],{"class":658},[648,1033,663],{"class":662},[648,1035,666],{"class":658},[648,1037,669],{"class":654},[648,1039,672],{"class":658},[648,1041,676],{"class":675},[648,1043,679],{"class":658},[648,1045,1046],{"class":650,"line":728},[648,1047,751],{"emptyLinePlaceholder":750},[648,1049,1050,1052,1054,1056,1058,1060,1062,1064,1066,1068,1070,1072,1074],{"class":650,"line":747},[648,1051,991],{"class":662},[648,1053,792],{"class":658},[648,1055,996],{"class":763},[648,1057,767],{"class":662},[648,1059,1001],{"class":763},[648,1061,767],{"class":662},[648,1063,1006],{"class":658},[648,1065,1009],{"class":803},[648,1067,927],{"class":658},[648,1069,663],{"class":763},[648,1071,1016],{"class":662},[648,1073,825],{"class":658},[648,1075,1021],{"class":662},[637,1077,1079],{"className":639,"code":1078,"filename":270,"language":642,"meta":643,"style":643},"import { createOTLPDrain } from 'evlog\u002Fotlp'\n\nawait app.register(evlog, { drain: createOTLPDrain() })\n",[645,1080,1081,1099,1103],{"__ignoreMap":643},[648,1082,1083,1085,1087,1089,1091,1093,1095,1097],{"class":650,"line":651},[648,1084,655],{"class":654},[648,1086,659],{"class":658},[648,1088,663],{"class":662},[648,1090,666],{"class":658},[648,1092,669],{"class":654},[648,1094,672],{"class":658},[648,1096,676],{"class":675},[648,1098,679],{"class":658},[648,1100,1101],{"class":650,"line":728},[648,1102,751],{"emptyLinePlaceholder":750},[648,1104,1105,1108,1111,1113,1116,1119,1121,1123,1125,1127,1129,1131,1133],{"class":650,"line":747},[648,1106,1107],{"class":654},"await",[648,1109,1110],{"class":662}," app",[648,1112,792],{"class":658},[648,1114,1115],{"class":763},"register",[648,1117,1118],{"class":662},"(evlog",[648,1120,814],{"class":658},[648,1122,659],{"class":658},[648,1124,1009],{"class":803},[648,1126,927],{"class":658},[648,1128,663],{"class":763},[648,1130,1016],{"class":662},[648,1132,825],{"class":658},[648,1134,828],{"class":662},[637,1136,1137],{"className":639,"code":962,"filename":275,"language":642,"meta":643,"style":643},[645,1138,1139,1157,1161],{"__ignoreMap":643},[648,1140,1141,1143,1145,1147,1149,1151,1153,1155],{"class":650,"line":651},[648,1142,655],{"class":654},[648,1144,659],{"class":658},[648,1146,663],{"class":662},[648,1148,666],{"class":658},[648,1150,669],{"class":654},[648,1152,672],{"class":658},[648,1154,676],{"class":675},[648,1156,679],{"class":658},[648,1158,1159],{"class":650,"line":728},[648,1160,751],{"emptyLinePlaceholder":750},[648,1162,1163,1165,1167,1169,1171,1173,1175,1177,1179,1181,1183,1185,1187],{"class":650,"line":747},[648,1164,991],{"class":662},[648,1166,792],{"class":658},[648,1168,996],{"class":763},[648,1170,767],{"class":662},[648,1172,1001],{"class":763},[648,1174,767],{"class":662},[648,1176,1006],{"class":658},[648,1178,1009],{"class":803},[648,1180,927],{"class":658},[648,1182,663],{"class":763},[648,1184,1016],{"class":662},[648,1186,825],{"class":658},[648,1188,1021],{"class":662},[637,1190,1192],{"className":639,"code":1191,"filename":255,"language":642,"meta":643,"style":643},"import { createOTLPDrain } from 'evlog\u002Fotlp'\n\nEvlogModule.forRoot({ drain: createOTLPDrain() })\n",[645,1193,1194,1212,1216],{"__ignoreMap":643},[648,1195,1196,1198,1200,1202,1204,1206,1208,1210],{"class":650,"line":651},[648,1197,655],{"class":654},[648,1199,659],{"class":658},[648,1201,663],{"class":662},[648,1203,666],{"class":658},[648,1205,669],{"class":654},[648,1207,672],{"class":658},[648,1209,676],{"class":675},[648,1211,679],{"class":658},[648,1213,1214],{"class":650,"line":728},[648,1215,751],{"emptyLinePlaceholder":750},[648,1217,1218,1221,1223,1226,1228,1230,1232,1234,1236,1238,1240],{"class":650,"line":747},[648,1219,1220],{"class":662},"EvlogModule",[648,1222,792],{"class":658},[648,1224,1225],{"class":763},"forRoot",[648,1227,767],{"class":662},[648,1229,1006],{"class":658},[648,1231,1009],{"class":803},[648,1233,927],{"class":658},[648,1235,663],{"class":763},[648,1237,1016],{"class":662},[648,1239,825],{"class":658},[648,1241,828],{"class":662},[637,1243,1245],{"className":639,"code":1244,"filename":290,"language":642,"meta":643,"style":643},"import { createOTLPDrain } from 'evlog\u002Fotlp'\n\ninitLogger({ drain: createOTLPDrain() })\n",[645,1246,1247,1265,1269],{"__ignoreMap":643},[648,1248,1249,1251,1253,1255,1257,1259,1261,1263],{"class":650,"line":651},[648,1250,655],{"class":654},[648,1252,659],{"class":658},[648,1254,663],{"class":662},[648,1256,666],{"class":658},[648,1258,669],{"class":654},[648,1260,672],{"class":658},[648,1262,676],{"class":675},[648,1264,679],{"class":658},[648,1266,1267],{"class":650,"line":728},[648,1268,751],{"emptyLinePlaceholder":750},[648,1270,1271,1274,1276,1278,1280,1282,1284,1286,1288],{"class":650,"line":747},[648,1272,1273],{"class":763},"initLogger",[648,1275,767],{"class":662},[648,1277,1006],{"class":658},[648,1279,1009],{"class":803},[648,1281,927],{"class":658},[648,1283,663],{"class":763},[648,1285,1016],{"class":662},[648,1287,825],{"class":658},[648,1289,828],{"class":662},[630,1291,504],{"id":1292},"configuration",[536,1294,1295],{},"The adapter reads configuration from multiple sources (highest priority first):",[592,1297,1298,1307,1317],{},[543,1299,1300,1303,1304],{},[546,1301,1302],{},"Overrides"," passed to ",[645,1305,1306],{},"createOTLPDrain()",[543,1308,1309,1312,1313,1316],{},[546,1310,1311],{},"Runtime config"," at ",[645,1314,1315],{},"runtimeConfig.otlp"," (Nuxt\u002FNitro only)",[543,1318,1319],{},[546,1320,1321],{},"Environment variables",[684,1323,1325],{"id":1324},"environment-variables","Environment Variables",[1327,1328,1329,1342],"table",{},[1330,1331,1332],"thead",{},[1333,1334,1335,1339],"tr",{},[1336,1337,1338],"th",{},"Variable",[1336,1340,1341],{},"Description",[1343,1344,1345,1363,1380],"tbody",{},[1333,1346,1347,1352],{},[1348,1349,1350],"td",{},[645,1351,700],{},[1348,1353,1354,1355,1358,1359,1362],{},"OTLP HTTP endpoint (e.g., ",[645,1356,1357],{},"http:\u002F\u002Flocalhost:4318","). The standard ",[645,1360,1361],{},"OTEL_EXPORTER_OTLP_ENDPOINT"," also works.",[1333,1364,1365,1370],{},[1348,1366,1367],{},[645,1368,1369],{},"OTLP_HEADERS",[1348,1371,1372,1373,1376,1377,1362],{},"Headers as ",[645,1374,1375],{},"key=value"," pairs, comma-separated. The standard ",[645,1378,1379],{},"OTEL_EXPORTER_OTLP_HEADERS",[1333,1381,1382,1387],{},[1348,1383,1384],{},[645,1385,1386],{},"OTEL_SERVICE_NAME",[1348,1388,1389],{},"Service name override",[684,1391,1393],{"id":1392},"runtime-config-nuxt-only","Runtime Config (Nuxt only)",[637,1395,1398],{"className":639,"code":1396,"filename":1397,"language":642,"meta":643,"style":643},"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",[645,1399,1400,1413,1422,1431,1446,1451,1456],{"__ignoreMap":643},[648,1401,1402,1404,1406,1409,1411],{"class":650,"line":651},[648,1403,757],{"class":654},[648,1405,760],{"class":654},[648,1407,1408],{"class":763}," defineNuxtConfig",[648,1410,767],{"class":662},[648,1412,919],{"class":658},[648,1414,1415,1418,1420],{"class":650,"line":728},[648,1416,1417],{"class":803},"  runtimeConfig",[648,1419,927],{"class":658},[648,1421,783],{"class":658},[648,1423,1424,1427,1429],{"class":650,"line":747},[648,1425,1426],{"class":803},"    otlp",[648,1428,927],{"class":658},[648,1430,783],{"class":658},[648,1432,1433,1436,1438,1441,1443],{"class":650,"line":754},[648,1434,1435],{"class":803},"      endpoint",[648,1437,927],{"class":658},[648,1439,1440],{"class":658}," ''",[648,1442,814],{"class":658},[648,1444,1445],{"class":724}," \u002F\u002F Set via OTLP_ENDPOINT (or OTEL_EXPORTER_OTLP_ENDPOINT)\n",[648,1447,1448],{"class":650,"line":786},[648,1449,1450],{"class":658},"    },\n",[648,1452,1453],{"class":650,"line":822},[648,1454,1455],{"class":658},"  },\n",[648,1457,1458,1460],{"class":650,"line":940},[648,1459,825],{"class":658},[648,1461,828],{"class":662},[684,1463,1465],{"id":1464},"override-options","Override Options",[637,1467,1470],{"className":639,"code":1468,"filename":1469,"language":642,"meta":643,"style":643},"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",[645,1471,1472,1488,1503,1519,1528,1549,1553,1562,1582,1587],{"__ignoreMap":643},[648,1473,1474,1477,1480,1482,1484,1486],{"class":650,"line":651},[648,1475,1476],{"class":779},"const",[648,1478,1479],{"class":662}," drain ",[648,1481,703],{"class":658},[648,1483,663],{"class":763},[648,1485,767],{"class":662},[648,1487,919],{"class":658},[648,1489,1490,1493,1495,1497,1499,1501],{"class":650,"line":728},[648,1491,1492],{"class":803},"  endpoint",[648,1494,927],{"class":658},[648,1496,672],{"class":658},[648,1498,1357],{"class":675},[648,1500,806],{"class":658},[648,1502,937],{"class":658},[648,1504,1505,1508,1510,1512,1515,1517],{"class":650,"line":747},[648,1506,1507],{"class":803},"  serviceName",[648,1509,927],{"class":658},[648,1511,672],{"class":658},[648,1513,1514],{"class":675},"my-api",[648,1516,806],{"class":658},[648,1518,937],{"class":658},[648,1520,1521,1524,1526],{"class":650,"line":754},[648,1522,1523],{"class":803},"  headers",[648,1525,927],{"class":658},[648,1527,783],{"class":658},[648,1529,1530,1533,1536,1538,1540,1542,1545,1547],{"class":650,"line":786},[648,1531,1532],{"class":658},"    '",[648,1534,1535],{"class":803},"Authorization",[648,1537,806],{"class":658},[648,1539,927],{"class":658},[648,1541,672],{"class":658},[648,1543,1544],{"class":675},"Bearer xxx",[648,1546,806],{"class":658},[648,1548,937],{"class":658},[648,1550,1551],{"class":650,"line":822},[648,1552,1455],{"class":658},[648,1554,1555,1558,1560],{"class":650,"line":940},[648,1556,1557],{"class":803},"  resourceAttributes",[648,1559,927],{"class":658},[648,1561,783],{"class":658},[648,1563,1564,1566,1569,1571,1573,1575,1578,1580],{"class":650,"line":955},[648,1565,1532],{"class":658},[648,1567,1568],{"class":803},"deployment.environment",[648,1570,806],{"class":658},[648,1572,927],{"class":658},[648,1574,672],{"class":658},[648,1576,1577],{"class":675},"staging",[648,1579,806],{"class":658},[648,1581,937],{"class":658},[648,1583,1585],{"class":650,"line":1584},9,[648,1586,1455],{"class":658},[648,1588,1590,1592],{"class":650,"line":1589},10,[648,1591,825],{"class":658},[648,1593,828],{"class":662},[684,1595,1597],{"id":1596},"full-configuration-reference","Full Configuration Reference",[1327,1599,1600,1615],{},[1330,1601,1602],{},[1333,1603,1604,1607,1610,1613],{},[1336,1605,1606],{},"Option",[1336,1608,1609],{},"Type",[1336,1611,1612],{},"Default",[1336,1614,1341],{},[1343,1616,1617,1635,1656,1673,1689],{},[1333,1618,1619,1624,1629,1632],{},[1348,1620,1621],{},[645,1622,1623],{},"endpoint",[1348,1625,1626],{},[645,1627,1628],{},"string",[1348,1630,1631],{},"-",[1348,1633,1634],{},"OTLP HTTP endpoint (required)",[1333,1636,1637,1642,1646,1649],{},[1348,1638,1639],{},[645,1640,1641],{},"serviceName",[1348,1643,1644],{},[645,1645,1628],{},[1348,1647,1648],{},"From event",[1348,1650,1651,1652,1655],{},"Override ",[645,1653,1654],{},"service.name"," resource attribute",[1333,1657,1658,1663,1668,1670],{},[1348,1659,1660],{},[645,1661,1662],{},"headers",[1348,1664,1665],{},[645,1666,1667],{},"object",[1348,1669,1631],{},[1348,1671,1672],{},"Custom HTTP headers for authentication",[1333,1674,1675,1680,1684,1686],{},[1348,1676,1677],{},[645,1678,1679],{},"resourceAttributes",[1348,1681,1682],{},[645,1683,1667],{},[1348,1685,1631],{},[1348,1687,1688],{},"Additional OTLP resource attributes",[1333,1690,1691,1696,1701,1706],{},[1348,1692,1693],{},[645,1694,1695],{},"timeout",[1348,1697,1698],{},[645,1699,1700],{},"number",[1348,1702,1703],{},[645,1704,1705],{},"5000",[1348,1707,1708],{},"Request timeout in milliseconds",[630,1710,1712],{"id":1711},"deployment","Deployment",[536,1714,1715],{},"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.",[684,1717,1719],{"id":1718},"self-hosted","Self-hosted",[536,1721,1722],{},"Run an OpenTelemetry Collector and point evlog at it. Nothing else to configure:",[637,1724,1729],{"className":1725,"code":1726,"filename":1727,"language":1728,"meta":643,"style":643},"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",[645,1730,1731,1739,1746,1753,1760,1770,1774,1781,1788,1798,1802,1810,1818,1826,1843],{"__ignoreMap":643},[648,1732,1733,1736],{"class":650,"line":651},[648,1734,1735],{"class":803},"receivers",[648,1737,1738],{"class":658},":\n",[648,1740,1741,1744],{"class":650,"line":728},[648,1742,1743],{"class":803},"  otlp",[648,1745,1738],{"class":658},[648,1747,1748,1751],{"class":650,"line":747},[648,1749,1750],{"class":803},"    protocols",[648,1752,1738],{"class":658},[648,1754,1755,1758],{"class":650,"line":754},[648,1756,1757],{"class":803},"      http",[648,1759,1738],{"class":658},[648,1761,1762,1765,1767],{"class":650,"line":786},[648,1763,1764],{"class":803},"        endpoint",[648,1766,927],{"class":658},[648,1768,1769],{"class":675}," 0.0.0.0:4318\n",[648,1771,1772],{"class":650,"line":822},[648,1773,751],{"emptyLinePlaceholder":750},[648,1775,1776,1779],{"class":650,"line":940},[648,1777,1778],{"class":803},"exporters",[648,1780,1738],{"class":658},[648,1782,1783,1786],{"class":650,"line":955},[648,1784,1785],{"class":803},"  debug",[648,1787,1738],{"class":658},[648,1789,1790,1793,1795],{"class":650,"line":1584},[648,1791,1792],{"class":803},"    verbosity",[648,1794,927],{"class":658},[648,1796,1797],{"class":675}," detailed\n",[648,1799,1800],{"class":650,"line":1589},[648,1801,751],{"emptyLinePlaceholder":750},[648,1803,1805,1808],{"class":650,"line":1804},11,[648,1806,1807],{"class":803},"service",[648,1809,1738],{"class":658},[648,1811,1813,1816],{"class":650,"line":1812},12,[648,1814,1815],{"class":803},"  pipelines",[648,1817,1738],{"class":658},[648,1819,1821,1824],{"class":650,"line":1820},13,[648,1822,1823],{"class":803},"    logs",[648,1825,1738],{"class":658},[648,1827,1829,1832,1834,1837,1840],{"class":650,"line":1828},14,[648,1830,1831],{"class":803},"      receivers",[648,1833,927],{"class":658},[648,1835,1836],{"class":658}," [",[648,1838,1839],{"class":675},"otlp",[648,1841,1842],{"class":658},"]\n",[648,1844,1846,1849,1851,1853,1856],{"class":650,"line":1845},15,[648,1847,1848],{"class":803},"      exporters",[648,1850,927],{"class":658},[648,1852,1836],{"class":658},[648,1854,1855],{"class":675},"debug",[648,1857,1842],{"class":658},[637,1859,1862],{"className":690,"code":1860,"filename":1861,"language":693,"meta":643,"style":643},"docker run --rm -p 4318:4318 \\\n  -v $(pwd)\u002Fotel-collector.yaml:\u002Fetc\u002Fotelcol\u002Fconfig.yaml \\\n  otel\u002Fopentelemetry-collector:latest\n","Terminal",[645,1863,1864,1885,1903],{"__ignoreMap":643},[648,1865,1866,1870,1873,1876,1879,1882],{"class":650,"line":651},[648,1867,1869],{"class":1868},"sBMFI","docker",[648,1871,1872],{"class":675}," run",[648,1874,1875],{"class":675}," --rm",[648,1877,1878],{"class":675}," -p",[648,1880,1881],{"class":675}," 4318:4318",[648,1883,1884],{"class":662}," \\\n",[648,1886,1887,1890,1893,1896,1898,1901],{"class":650,"line":728},[648,1888,1889],{"class":675},"  -v",[648,1891,1892],{"class":658}," $(",[648,1894,1895],{"class":763},"pwd",[648,1897,776],{"class":658},[648,1899,1900],{"class":675},"\u002Fotel-collector.yaml:\u002Fetc\u002Fotelcol\u002Fconfig.yaml",[648,1902,1884],{"class":662},[648,1904,1905],{"class":650,"line":747},[648,1906,1907],{"class":675},"  otel\u002Fopentelemetry-collector:latest\n",[637,1909,1910],{"className":690,"code":691,"filename":692,"language":693,"meta":643,"style":643},[645,1911,1912],{"__ignoreMap":643},[648,1913,1914,1916,1918],{"class":650,"line":651},[648,1915,700],{"class":662},[648,1917,703],{"class":658},[648,1919,706],{"class":675},[536,1921,1922],{},"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.",[684,1924,1926],{"id":1925},"managed-gateways","Managed gateways",[536,1928,1929],{},"Same adapter, a credentialed endpoint:",[712,1931,1932,1959,1987],{},[637,1933,1935],{"className":690,"code":1934,"filename":548,"language":693,"meta":643,"style":643},"OTLP_ENDPOINT=https:\u002F\u002Fotlp-gateway-prod-us-central-0.grafana.net\u002Fotlp\nOTEL_EXPORTER_OTLP_HEADERS=Authorization=Basic%20base64-encoded-credentials\n",[645,1936,1937,1946],{"__ignoreMap":643},[648,1938,1939,1941,1943],{"class":650,"line":651},[648,1940,700],{"class":662},[648,1942,703],{"class":658},[648,1944,1945],{"class":675},"https:\u002F\u002Fotlp-gateway-prod-us-central-0.grafana.net\u002Fotlp\n",[648,1947,1948,1950,1952,1954,1956],{"class":650,"line":728},[648,1949,1379],{"class":662},[648,1951,703],{"class":658},[648,1953,1535],{"class":662},[648,1955,703],{"class":658},[648,1957,1958],{"class":675},"Basic%20base64-encoded-credentials\n",[637,1960,1962],{"className":690,"code":1961,"filename":171,"language":693,"meta":643,"style":643},"OTLP_ENDPOINT=https:\u002F\u002Fhttp-intake.logs.datadoghq.com\nOTLP_HEADERS=DD-API-KEY=your-api-key\n",[645,1963,1964,1973],{"__ignoreMap":643},[648,1965,1966,1968,1970],{"class":650,"line":651},[648,1967,700],{"class":662},[648,1969,703],{"class":658},[648,1971,1972],{"class":675},"https:\u002F\u002Fhttp-intake.logs.datadoghq.com\n",[648,1974,1975,1977,1979,1982,1984],{"class":650,"line":728},[648,1976,1369],{"class":662},[648,1978,703],{"class":658},[648,1980,1981],{"class":662},"DD-API-KEY",[648,1983,703],{"class":658},[648,1985,1986],{"class":675},"your-api-key\n",[637,1988,1990],{"className":690,"code":1989,"filename":558,"language":693,"meta":643,"style":643},"OTLP_ENDPOINT=https:\u002F\u002Fapi.honeycomb.io\nOTLP_HEADERS=x-honeycomb-team=your-api-key\n",[645,1991,1992,2001],{"__ignoreMap":643},[648,1993,1994,1996,1998],{"class":650,"line":651},[648,1995,700],{"class":662},[648,1997,703],{"class":658},[648,1999,2000],{"class":675},"https:\u002F\u002Fapi.honeycomb.io\n",[648,2002,2003,2005,2007,2010,2012],{"class":650,"line":728},[648,2004,1369],{"class":662},[648,2006,703],{"class":658},[648,2008,2009],{"class":662},"x-honeycomb-team",[648,2011,703],{"class":658},[648,2013,1986],{"class":675},[2015,2016,2018,2019,2022],"callout",{"color":2017,"icon":13},"info","Grafana Cloud uses URL-encoded headers — the ",[645,2020,2021],{},"%20"," is a space. The adapter\ndecodes that format automatically.",[630,2024,2026],{"id":2025},"otlp-log-format","OTLP Log Format",[536,2028,2029],{},"evlog maps wide events to the OTLP log format:",[1327,2031,2032,2042],{},[1330,2033,2034],{},[1333,2035,2036,2039],{},[1336,2037,2038],{},"evlog Field",[1336,2040,2041],{},"OTLP Field",[1343,2043,2044,2060,2072,2083,2094,2106,2118,2129,2140],{},[1333,2045,2046,2051],{},[1348,2047,2048],{},[645,2049,2050],{},"level",[1348,2052,2053,2056,2057],{},[645,2054,2055],{},"severityNumber"," \u002F ",[645,2058,2059],{},"severityText",[1333,2061,2062,2067],{},[1348,2063,2064],{},[645,2065,2066],{},"timestamp",[1348,2068,2069],{},[645,2070,2071],{},"timeUnixNano",[1333,2073,2074,2078],{},[1348,2075,2076],{},[645,2077,1807],{},[1348,2079,2080,2081],{},"Resource attribute ",[645,2082,1654],{},[1333,2084,2085,2090],{},[1348,2086,2087],{},[645,2088,2089],{},"environment",[1348,2091,2080,2092],{},[645,2093,1568],{},[1333,2095,2096,2101],{},[1348,2097,2098],{},[645,2099,2100],{},"version",[1348,2102,2080,2103],{},[645,2104,2105],{},"service.version",[1333,2107,2108,2113],{},[1348,2109,2110],{},[645,2111,2112],{},"region",[1348,2114,2080,2115],{},[645,2116,2117],{},"cloud.region",[1333,2119,2120,2125],{},[1348,2121,2122],{},[645,2123,2124],{},"traceId",[1348,2126,2127],{},[645,2128,2124],{},[1333,2130,2131,2136],{},[1348,2132,2133],{},[645,2134,2135],{},"spanId",[1348,2137,2138],{},[645,2139,2135],{},[1333,2141,2142,2145],{},[1348,2143,2144],{},"All other fields",[1348,2146,2147],{},"Log attributes",[684,2149,2151],{"id":2150},"severity-mapping","Severity Mapping",[1327,2153,2154,2167],{},[1330,2155,2156],{},[1333,2157,2158,2161,2164],{},[1336,2159,2160],{},"evlog Level",[1336,2162,2163],{},"OTLP Severity Number",[1336,2165,2166],{},"OTLP Severity Text",[1343,2168,2169,2181,2193,2206],{},[1333,2170,2171,2175,2178],{},[1348,2172,2173],{},[645,2174,1855],{},[1348,2176,2177],{},"5",[1348,2179,2180],{},"DEBUG",[1333,2182,2183,2187,2190],{},[1348,2184,2185],{},[645,2186,2017],{},[1348,2188,2189],{},"9",[1348,2191,2192],{},"INFO",[1333,2194,2195,2200,2203],{},[1348,2196,2197],{},[645,2198,2199],{},"warn",[1348,2201,2202],{},"13",[1348,2204,2205],{},"WARN",[1333,2207,2208,2213,2216],{},[1348,2209,2210],{},[645,2211,2212],{},"error",[1348,2214,2215],{},"17",[1348,2217,2218],{},"ERROR",[630,2220,2222],{"id":2221},"troubleshooting","Troubleshooting",[684,2224,2226],{"id":2225},"missing-endpoint-error","Missing endpoint error",[637,2228,2234],{"className":2229,"code":2231,"filename":2232,"language":2233,"meta":643},[2230],"language-text","[evlog\u002Fotlp] Missing endpoint. Set OTLP_ENDPOINT or OTEL_EXPORTER_OTLP_ENDPOINT\n","Console","text",[645,2235,2231],{"__ignoreMap":643},[536,2237,2238],{},"Make sure your endpoint environment variable is set and the server was restarted.",[684,2240,2242],{"id":2241},"_401-unauthorized","401 Unauthorized",[536,2244,2245],{},"Your authentication headers may be missing or incorrect. Check:",[592,2247,2248,2254,2257],{},[543,2249,2250,2251,2253],{},"The ",[645,2252,1379],{}," format is correct",[543,2255,2256],{},"Credentials are valid and not expired",[543,2258,2259],{},"The endpoint URL is correct",[684,2261,2263],{"id":2262},"_404-not-found","404 Not Found",[536,2265,2266,2267,2270],{},"The adapter sends to ",[645,2268,2269],{},"\u002Fv1\u002Flogs",". Make sure your endpoint:",[540,2272,2273,2276],{},[543,2274,2275],{},"Supports OTLP HTTP (not gRPC)",[543,2277,2278,2279,2281],{},"Is the base URL without ",[645,2280,2269],{}," suffix",[684,2283,2285],{"id":2284},"logs-not-appearing","Logs not appearing",[592,2287,2288,2295,2298],{},[543,2289,2290,2291,2294],{},"Check the server console for ",[645,2292,2293],{},"[evlog\u002Fotlp]"," error messages",[543,2296,2297],{},"Test with a local collector first to verify the format",[543,2299,2300],{},"Check your backend's ingestion delay (some have 1-2 minute delays)",[630,2302,2304],{"id":2303},"direct-api-usage","Direct API Usage",[536,2306,2307],{},"For advanced use cases:",[637,2309,2312],{"className":639,"code":2310,"filename":2311,"language":642,"meta":643,"style":643},"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",[645,2313,2314,2343,2347,2352,2365,2379,2385,2389,2394,2407,2421,2427,2431,2436],{"__ignoreMap":643},[648,2315,2316,2318,2320,2323,2325,2328,2330,2333,2335,2337,2339,2341],{"class":650,"line":651},[648,2317,655],{"class":654},[648,2319,659],{"class":658},[648,2321,2322],{"class":662}," sendToOTLP",[648,2324,814],{"class":658},[648,2326,2327],{"class":662}," sendBatchToOTLP",[648,2329,814],{"class":658},[648,2331,2332],{"class":662}," toOTLPLogRecord",[648,2334,666],{"class":658},[648,2336,669],{"class":654},[648,2338,672],{"class":658},[648,2340,676],{"class":675},[648,2342,679],{"class":658},[648,2344,2345],{"class":650,"line":728},[648,2346,751],{"emptyLinePlaceholder":750},[648,2348,2349],{"class":650,"line":747},[648,2350,2351],{"class":724},"\u002F\u002F Send a single event\n",[648,2353,2354,2356,2358,2361,2363],{"class":650,"line":754},[648,2355,1107],{"class":654},[648,2357,2322],{"class":763},[648,2359,2360],{"class":662},"(event",[648,2362,814],{"class":658},[648,2364,783],{"class":658},[648,2366,2367,2369,2371,2373,2375,2377],{"class":650,"line":786},[648,2368,1492],{"class":803},[648,2370,927],{"class":658},[648,2372,672],{"class":658},[648,2374,1357],{"class":675},[648,2376,806],{"class":658},[648,2378,937],{"class":658},[648,2380,2381,2383],{"class":650,"line":822},[648,2382,825],{"class":658},[648,2384,828],{"class":662},[648,2386,2387],{"class":650,"line":940},[648,2388,751],{"emptyLinePlaceholder":750},[648,2390,2391],{"class":650,"line":955},[648,2392,2393],{"class":724},"\u002F\u002F Send multiple events\n",[648,2395,2396,2398,2400,2403,2405],{"class":650,"line":1584},[648,2397,1107],{"class":654},[648,2399,2327],{"class":763},[648,2401,2402],{"class":662},"(events",[648,2404,814],{"class":658},[648,2406,783],{"class":658},[648,2408,2409,2411,2413,2415,2417,2419],{"class":650,"line":1589},[648,2410,1492],{"class":803},[648,2412,927],{"class":658},[648,2414,672],{"class":658},[648,2416,1357],{"class":675},[648,2418,806],{"class":658},[648,2420,937],{"class":658},[648,2422,2423,2425],{"class":650,"line":1804},[648,2424,825],{"class":658},[648,2426,828],{"class":662},[648,2428,2429],{"class":650,"line":1812},[648,2430,751],{"emptyLinePlaceholder":750},[648,2432,2433],{"class":650,"line":1820},[648,2434,2435],{"class":724},"\u002F\u002F Convert event to OTLP format (for inspection)\n",[648,2437,2438,2440,2443,2445,2447],{"class":650,"line":1828},[648,2439,1476],{"class":779},[648,2441,2442],{"class":662}," otlpRecord ",[648,2444,703],{"class":658},[648,2446,2332],{"class":763},[648,2448,2449],{"class":662},"(event)\n",[630,2451,2453],{"id":2452},"next-steps","Next Steps",[540,2455,2456,2462,2468,2474],{},[543,2457,2458,2461],{},[619,2459,2460],{"href":152},"Axiom Adapter"," - 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