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createEvlogIntegration(ai) to experimental_telemetry.integrations",[573,592,593],{},"For embedding calls, use ai.captureEmbed({ usage, model, dimensions, count }) after embed() or embedMany()",[573,595,596],{},"For cost estimation, pass a cost map: createAILogger(log, { cost: { 'claude-sonnet-4.6': { input: 3, output: 15 } } })",[573,598,599],{},"Works with all frameworks: Nuxt, Express, Hono, Fastify, NestJS, Elysia, standalone",[554,601,602,603,609,610],{},"Docs: ",[604,605,606],"a",{"href":606,"rel":607},"https:\u002F\u002Fwww.evlog.dev\u002Flogging\u002Fai-sdk\u002Foverview",[608],"nofollow","\nAdapters: ",[604,611,612],{"href":612,"rel":613},"https:\u002F\u002Fwww.evlog.dev\u002Fadapters",[608],[615,616,618],"h2",{"id":617},"install","Install",[554,620,621],{},"Add the AI SDK as a dependency:",[623,624,625,650,664,678],"code-group",{},[626,627,633],"pre",{"className":628,"code":629,"filename":630,"language":631,"meta":632,"style":632},"language-bash shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","pnpm add ai\n","pnpm","bash","",[557,634,635],{"__ignoreMap":632},[636,637,640,643,647],"span",{"class":638,"line":639},"line",1,[636,641,630],{"class":642},"sBMFI",[636,644,646],{"class":645},"sfazB"," add",[636,648,649],{"class":645}," ai\n",[626,651,654],{"className":628,"code":652,"filename":653,"language":631,"meta":632,"style":632},"bun add ai\n","bun",[557,655,656],{"__ignoreMap":632},[636,657,658,660,662],{"class":638,"line":639},[636,659,653],{"class":642},[636,661,646],{"class":645},[636,663,649],{"class":645},[626,665,668],{"className":628,"code":666,"filename":667,"language":631,"meta":632,"style":632},"yarn add ai\n","yarn",[557,669,670],{"__ignoreMap":632},[636,671,672,674,676],{"class":638,"line":639},[636,673,667],{"class":642},[636,675,646],{"class":645},[636,677,649],{"class":645},[626,679,682],{"className":628,"code":680,"filename":681,"language":631,"meta":632,"style":632},"npm install ai\n","npm",[557,683,684],{"__ignoreMap":632},[636,685,686,688,691],{"class":638,"line":639},[636,687,681],{"class":642},[636,689,690],{"class":645}," install",[636,692,649],{"class":645},[615,694,20],{"id":695},"quick-start",[697,698],"ai-sdk-wide-event",{},[554,700,701],{},"Two lines to add, one param to change:",[623,703,704,834],{},[626,705,710],{"className":706,"code":707,"filename":708,"language":709,"meta":632,"style":632},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","export default defineEventHandler(async (event) => {\n  const result = streamText({\n    model: 'anthropic\u002Fclaude-sonnet-4.6',\n    messages,\n  })\n  return result.toTextStreamResponse()\n})\n","Before","typescript",[557,711,712,750,771,792,800,809,826],{"__ignoreMap":632},[636,713,714,718,721,725,729,733,737,741,744,747],{"class":638,"line":639},[636,715,717],{"class":716},"s7zQu","export",[636,719,720],{"class":716}," default",[636,722,724],{"class":723},"s2Zo4"," defineEventHandler",[636,726,728],{"class":727},"sTEyZ","(",[636,730,732],{"class":731},"spNyl","async",[636,734,736],{"class":735},"sMK4o"," (",[636,738,740],{"class":739},"sHdIc","event",[636,742,743],{"class":735},")",[636,745,746],{"class":731}," =>",[636,748,749],{"class":735}," {\n",[636,751,753,756,759,762,765,768],{"class":638,"line":752},2,[636,754,755],{"class":731},"  const",[636,757,758],{"class":727}," result",[636,760,761],{"class":735}," =",[636,763,764],{"class":723}," streamText",[636,766,728],{"class":767},"swJcz",[636,769,770],{"class":735},"{\n",[636,772,774,777,780,783,786,789],{"class":638,"line":773},3,[636,775,776],{"class":767},"    model",[636,778,779],{"class":735},":",[636,781,782],{"class":735}," '",[636,784,785],{"class":645},"anthropic\u002Fclaude-sonnet-4.6",[636,787,788],{"class":735},"'",[636,790,791],{"class":735},",\n",[636,793,795,798],{"class":638,"line":794},4,[636,796,797],{"class":727},"    messages",[636,799,791],{"class":735},[636,801,803,806],{"class":638,"line":802},5,[636,804,805],{"class":735},"  }",[636,807,808],{"class":767},")\n",[636,810,812,815,817,820,823],{"class":638,"line":811},6,[636,813,814],{"class":716},"  return",[636,816,758],{"class":727},[636,818,819],{"class":735},".",[636,821,822],{"class":723},"toTextStreamResponse",[636,824,825],{"class":767},"()\n",[636,827,829,832],{"class":638,"line":828},7,[636,830,831],{"class":735},"}",[636,833,808],{"class":727},[626,835,838],{"className":706,"code":836,"filename":837,"language":709,"meta":632,"style":632},"import { useLogger } from 'evlog'\nimport { createAILogger } from 'evlog\u002Fai'\n\nexport default defineEventHandler(async (event) => {\n  const log = useLogger(event)\n  const ai = createAILogger(log)\n\n  const result = streamText({\n    model: ai.wrap('anthropic\u002Fclaude-sonnet-4.6'),\n    messages,\n  })\n  return result.toTextStreamResponse()\n})\n","After",[557,839,840,865,884,890,912,929,947,951,966,992,999,1006,1019],{"__ignoreMap":632},[636,841,842,845,848,851,854,857,859,862],{"class":638,"line":639},[636,843,844],{"class":716},"import",[636,846,847],{"class":735}," {",[636,849,850],{"class":727}," useLogger",[636,852,853],{"class":735}," }",[636,855,856],{"class":716}," from",[636,858,782],{"class":735},[636,860,861],{"class":645},"evlog",[636,863,864],{"class":735},"'\n",[636,866,867,869,871,874,876,878,880,882],{"class":638,"line":752},[636,868,844],{"class":716},[636,870,847],{"class":735},[636,872,873],{"class":727}," createAILogger",[636,875,853],{"class":735},[636,877,856],{"class":716},[636,879,782],{"class":735},[636,881,559],{"class":645},[636,883,864],{"class":735},[636,885,886],{"class":638,"line":773},[636,887,889],{"emptyLinePlaceholder":888},true,"\n",[636,891,892,894,896,898,900,902,904,906,908,910],{"class":638,"line":794},[636,893,717],{"class":716},[636,895,720],{"class":716},[636,897,724],{"class":723},[636,899,728],{"class":727},[636,901,732],{"class":731},[636,903,736],{"class":735},[636,905,740],{"class":739},[636,907,743],{"class":735},[636,909,746],{"class":731},[636,911,749],{"class":735},[636,913,914,916,919,921,923,925,927],{"class":638,"line":802},[636,915,755],{"class":731},[636,917,918],{"class":727}," log",[636,920,761],{"class":735},[636,922,850],{"class":723},[636,924,728],{"class":767},[636,926,740],{"class":727},[636,928,808],{"class":767},[636,930,931,933,936,938,940,942,945],{"class":638,"line":811},[636,932,755],{"class":731},[636,934,935],{"class":727}," ai",[636,937,761],{"class":735},[636,939,873],{"class":723},[636,941,728],{"class":767},[636,943,944],{"class":727},"log",[636,946,808],{"class":767},[636,948,949],{"class":638,"line":828},[636,950,889],{"emptyLinePlaceholder":888},[636,952,954,956,958,960,962,964],{"class":638,"line":953},8,[636,955,755],{"class":731},[636,957,758],{"class":727},[636,959,761],{"class":735},[636,961,764],{"class":723},[636,963,728],{"class":767},[636,965,770],{"class":735},[636,967,969,971,973,975,977,980,982,984,986,988,990],{"class":638,"line":968},9,[636,970,776],{"class":767},[636,972,779],{"class":735},[636,974,935],{"class":727},[636,976,819],{"class":735},[636,978,979],{"class":723},"wrap",[636,981,728],{"class":767},[636,983,788],{"class":735},[636,985,785],{"class":645},[636,987,788],{"class":735},[636,989,743],{"class":767},[636,991,791],{"class":735},[636,993,995,997],{"class":638,"line":994},10,[636,996,797],{"class":727},[636,998,791],{"class":735},[636,1000,1002,1004],{"class":638,"line":1001},11,[636,1003,805],{"class":735},[636,1005,808],{"class":767},[636,1007,1009,1011,1013,1015,1017],{"class":638,"line":1008},12,[636,1010,814],{"class":716},[636,1012,758],{"class":727},[636,1014,819],{"class":735},[636,1016,822],{"class":723},[636,1018,825],{"class":767},[636,1020,1022,1024],{"class":638,"line":1021},13,[636,1023,831],{"class":735},[636,1025,808],{"class":727},[554,1027,1028],{},"Your wide event now includes:",[626,1030,1035],{"className":1031,"code":1032,"filename":1033,"language":1034,"meta":632,"style":632},"language-json shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","{\n  \"method\": \"POST\",\n  \"path\": \"\u002Fapi\u002Fchat\",\n  \"status\": 200,\n  \"duration\": \"4.5s\",\n  \"ai\": {\n    \"calls\": 1,\n    \"model\": \"claude-sonnet-4.6\",\n    \"provider\": \"anthropic\",\n    \"inputTokens\": 3312,\n    \"outputTokens\": 814,\n    \"totalTokens\": 4126,\n    \"reasoningTokens\": 225,\n    \"finishReason\": \"stop\",\n    \"msToFirstChunk\": 234,\n    \"msToFinish\": 4500,\n    \"tokensPerSecond\": 180\n  }\n}\n","Wide Event","json",[557,1036,1037,1041,1064,1084,1101,1121,1134,1151,1171,1191,1207,1223,1239,1255,1276,1293,1310,1325,1331],{"__ignoreMap":632},[636,1038,1039],{"class":638,"line":639},[636,1040,770],{"class":735},[636,1042,1043,1046,1049,1052,1054,1057,1060,1062],{"class":638,"line":752},[636,1044,1045],{"class":735},"  \"",[636,1047,1048],{"class":731},"method",[636,1050,1051],{"class":735},"\"",[636,1053,779],{"class":735},[636,1055,1056],{"class":735}," \"",[636,1058,1059],{"class":645},"POST",[636,1061,1051],{"class":735},[636,1063,791],{"class":735},[636,1065,1066,1068,1071,1073,1075,1077,1080,1082],{"class":638,"line":773},[636,1067,1045],{"class":735},[636,1069,1070],{"class":731},"path",[636,1072,1051],{"class":735},[636,1074,779],{"class":735},[636,1076,1056],{"class":735},[636,1078,1079],{"class":645},"\u002Fapi\u002Fchat",[636,1081,1051],{"class":735},[636,1083,791],{"class":735},[636,1085,1086,1088,1091,1093,1095,1099],{"class":638,"line":794},[636,1087,1045],{"class":735},[636,1089,1090],{"class":731},"status",[636,1092,1051],{"class":735},[636,1094,779],{"class":735},[636,1096,1098],{"class":1097},"sbssI"," 200",[636,1100,791],{"class":735},[636,1102,1103,1105,1108,1110,1112,1114,1117,1119],{"class":638,"line":802},[636,1104,1045],{"class":735},[636,1106,1107],{"class":731},"duration",[636,1109,1051],{"class":735},[636,1111,779],{"class":735},[636,1113,1056],{"class":735},[636,1115,1116],{"class":645},"4.5s",[636,1118,1051],{"class":735},[636,1120,791],{"class":735},[636,1122,1123,1125,1128,1130,1132],{"class":638,"line":811},[636,1124,1045],{"class":735},[636,1126,1127],{"class":731},"ai",[636,1129,1051],{"class":735},[636,1131,779],{"class":735},[636,1133,749],{"class":735},[636,1135,1136,1139,1142,1144,1146,1149],{"class":638,"line":828},[636,1137,1138],{"class":735},"    \"",[636,1140,1141],{"class":642},"calls",[636,1143,1051],{"class":735},[636,1145,779],{"class":735},[636,1147,1148],{"class":1097}," 1",[636,1150,791],{"class":735},[636,1152,1153,1155,1158,1160,1162,1164,1167,1169],{"class":638,"line":953},[636,1154,1138],{"class":735},[636,1156,1157],{"class":642},"model",[636,1159,1051],{"class":735},[636,1161,779],{"class":735},[636,1163,1056],{"class":735},[636,1165,1166],{"class":645},"claude-sonnet-4.6",[636,1168,1051],{"class":735},[636,1170,791],{"class":735},[636,1172,1173,1175,1178,1180,1182,1184,1187,1189],{"class":638,"line":968},[636,1174,1138],{"class":735},[636,1176,1177],{"class":642},"provider",[636,1179,1051],{"class":735},[636,1181,779],{"class":735},[636,1183,1056],{"class":735},[636,1185,1186],{"class":645},"anthropic",[636,1188,1051],{"class":735},[636,1190,791],{"class":735},[636,1192,1193,1195,1198,1200,1202,1205],{"class":638,"line":994},[636,1194,1138],{"class":735},[636,1196,1197],{"class":642},"inputTokens",[636,1199,1051],{"class":735},[636,1201,779],{"class":735},[636,1203,1204],{"class":1097}," 3312",[636,1206,791],{"class":735},[636,1208,1209,1211,1214,1216,1218,1221],{"class":638,"line":1001},[636,1210,1138],{"class":735},[636,1212,1213],{"class":642},"outputTokens",[636,1215,1051],{"class":735},[636,1217,779],{"class":735},[636,1219,1220],{"class":1097}," 814",[636,1222,791],{"class":735},[636,1224,1225,1227,1230,1232,1234,1237],{"class":638,"line":1008},[636,1226,1138],{"class":735},[636,1228,1229],{"class":642},"totalTokens",[636,1231,1051],{"class":735},[636,1233,779],{"class":735},[636,1235,1236],{"class":1097}," 4126",[636,1238,791],{"class":735},[636,1240,1241,1243,1246,1248,1250,1253],{"class":638,"line":1021},[636,1242,1138],{"class":735},[636,1244,1245],{"class":642},"reasoningTokens",[636,1247,1051],{"class":735},[636,1249,779],{"class":735},[636,1251,1252],{"class":1097}," 225",[636,1254,791],{"class":735},[636,1256,1258,1260,1263,1265,1267,1269,1272,1274],{"class":638,"line":1257},14,[636,1259,1138],{"class":735},[636,1261,1262],{"class":642},"finishReason",[636,1264,1051],{"class":735},[636,1266,779],{"class":735},[636,1268,1056],{"class":735},[636,1270,1271],{"class":645},"stop",[636,1273,1051],{"class":735},[636,1275,791],{"class":735},[636,1277,1279,1281,1284,1286,1288,1291],{"class":638,"line":1278},15,[636,1280,1138],{"class":735},[636,1282,1283],{"class":642},"msToFirstChunk",[636,1285,1051],{"class":735},[636,1287,779],{"class":735},[636,1289,1290],{"class":1097}," 234",[636,1292,791],{"class":735},[636,1294,1296,1298,1301,1303,1305,1308],{"class":638,"line":1295},16,[636,1297,1138],{"class":735},[636,1299,1300],{"class":642},"msToFinish",[636,1302,1051],{"class":735},[636,1304,779],{"class":735},[636,1306,1307],{"class":1097}," 4500",[636,1309,791],{"class":735},[636,1311,1313,1315,1318,1320,1322],{"class":638,"line":1312},17,[636,1314,1138],{"class":735},[636,1316,1317],{"class":642},"tokensPerSecond",[636,1319,1051],{"class":735},[636,1321,779],{"class":735},[636,1323,1324],{"class":1097}," 180\n",[636,1326,1328],{"class":638,"line":1327},18,[636,1329,1330],{"class":735},"  }\n",[636,1332,1334],{"class":638,"line":1333},19,[636,1335,1336],{"class":735},"}\n",[615,1338,1340],{"id":1339},"how-it-works","How It Works",[554,1342,1343,1346,1347,1350],{},[557,1344,1345],{},"createAILogger(log, options?)"," returns an ",[557,1348,1349],{},"AILogger"," with the following methods:",[1352,1353,1354,1367],"table",{},[1355,1356,1357],"thead",{},[1358,1359,1360,1364],"tr",{},[1361,1362,1363],"th",{},"Method",[1361,1365,1366],{},"Description",[1368,1369,1370,1400,1418,1431,1445],"tbody",{},[1358,1371,1372,1378],{},[1373,1374,1375],"td",{},[557,1376,1377],{},"wrap(model)",[1373,1379,1380,1381,1384,1385,1388,1389,1392,1393,1396,1397,819],{},"Wraps a language model with middleware. Accepts a model string (e.g. ",[557,1382,1383],{},"'anthropic\u002Fclaude-sonnet-4.6'",") or a ",[557,1386,1387],{},"LanguageModelV3"," object. Works with ",[557,1390,1391],{},"generateText",", ",[557,1394,1395],{},"streamText",", and ",[557,1398,1399],{},"ToolLoopAgent",[1358,1401,1402,1407],{},[1373,1403,1404],{},[557,1405,1406],{},"captureEmbed(result)",[1373,1408,1409,1410,1413,1414,1417],{},"Manually captures token usage, model info, and dimensions from ",[557,1411,1412],{},"embed()"," or ",[557,1415,1416],{},"embedMany()"," results.",[1358,1419,1420,1425],{},[1373,1421,1422],{},[557,1423,1424],{},"getMetadata()",[1373,1426,1427,1428,819],{},"Returns a snapshot of the current execution metadata. See ",[604,1429,1430],{"href":91},"Access Metadata",[1358,1432,1433,1438],{},[1373,1434,1435],{},[557,1436,1437],{},"getEstimatedCost()",[1373,1439,1440,1441,1444],{},"Returns the current estimated cost in dollars when a ",[557,1442,1443],{},"cost"," map is configured.",[1358,1446,1447,1452],{},[1373,1448,1449],{},[557,1450,1451],{},"onUpdate(callback)",[1373,1453,1454],{},"Subscribe to metadata updates. Fires on every step, embed, error, and integration finish.",[554,1456,1457],{},"The middleware intercepts calls at the provider level. It does not touch your callbacks, prompts, or responses. Captured data flows through the normal evlog pipeline (sampling, enrichers, drains) and lands in Axiom, Better Stack, or wherever you drain to.",[615,1459,1461],{"id":1460},"where-to-next","Where to next",[1463,1464,1465,1474,1477,1483],"card-group",{},[1466,1467,1469,1392,1471,1473],"card",{"icon":83,"title":1468,"to":81},"Usage Patterns",[557,1470,1395],{},[557,1472,1391],{},", multi-step agents, RAG, multiple models — every common pattern, ready to copy.",[1466,1475,1476],{"icon":88,"title":85,"to":86},"Capture tool inputs (with redaction and truncation), enable cost estimation, and handle errors.",[1466,1478,1479,1480,1482],{"icon":93,"title":1430,"to":91},"Read the captured ",[557,1481,1127],{}," data inside your handler — persist it, bill against it, or stream it to the client.",[1466,1484,1486,1487,1490],{"icon":98,"title":1485,"to":96},"Deeper Telemetry","Add tool execution timing and total wall time with ",[557,1488,1489],{},"createEvlogIntegration",". Compose with other middlewares.",[615,1492,1494],{"id":1493},"works-with-all-frameworks","Works With All Frameworks",[554,1496,1497,1499],{},[557,1498,559],{}," works with any framework that evlog supports:",[623,1501,1502,1577,1694,1787,1883,1972,2042],{},[626,1503,1505],{"className":706,"code":1504,"filename":211,"language":709,"meta":632,"style":632},"import { useLogger } from 'evlog'\nimport { createAILogger } from 'evlog\u002Fai'\n\nconst log = useLogger(event)\nconst ai = createAILogger(log)\n",[557,1506,1507,1525,1543,1547,1563],{"__ignoreMap":632},[636,1508,1509,1511,1513,1515,1517,1519,1521,1523],{"class":638,"line":639},[636,1510,844],{"class":716},[636,1512,847],{"class":735},[636,1514,850],{"class":727},[636,1516,853],{"class":735},[636,1518,856],{"class":716},[636,1520,782],{"class":735},[636,1522,861],{"class":645},[636,1524,864],{"class":735},[636,1526,1527,1529,1531,1533,1535,1537,1539,1541],{"class":638,"line":752},[636,1528,844],{"class":716},[636,1530,847],{"class":735},[636,1532,873],{"class":727},[636,1534,853],{"class":735},[636,1536,856],{"class":716},[636,1538,782],{"class":735},[636,1540,559],{"class":645},[636,1542,864],{"class":735},[636,1544,1545],{"class":638,"line":773},[636,1546,889],{"emptyLinePlaceholder":888},[636,1548,1549,1552,1555,1558,1560],{"class":638,"line":794},[636,1550,1551],{"class":731},"const",[636,1553,1554],{"class":727}," log 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