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createAILogger",[559,602,577],{"class":569},[559,604,580],{"class":565},[559,606,583],{"class":569},[559,608,609],{"class":586},"evlog\u002Fai",[559,611,590],{"class":569},[559,613,615,617,619,622,624,626,628,630],{"class":561,"line":614},3,[559,616,566],{"class":565},[559,618,570],{"class":569},[559,620,621],{"class":573}," generateText",[559,623,577],{"class":569},[559,625,580],{"class":565},[559,627,583],{"class":569},[559,629,518],{"class":586},[559,631,590],{"class":569},[559,633,635],{"class":561,"line":634},4,[559,636,638],{"emptyLinePlaceholder":637},true,"\n",[559,640,642,645,648,652,655,659,662,666,669,672],{"class":561,"line":641},5,[559,643,644],{"class":565},"export",[559,646,647],{"class":565}," default",[559,649,651],{"class":650},"s2Zo4"," defineEventHandler",[559,653,654],{"class":573},"(",[559,656,658],{"class":657},"spNyl","async",[559,660,661],{"class":569}," (",[559,663,665],{"class":664},"sHdIc","event",[559,667,668],{"class":569},")",[559,670,671],{"class":657}," =>",[559,673,674],{"class":569}," {\n",[559,676,678,681,684,687,689,692,694],{"class":561,"line":677},6,[559,679,680],{"class":657},"  const",[559,682,683],{"class":573}," log",[559,685,686],{"class":569}," =",[559,688,574],{"class":650},[559,690,654],{"class":691},"swJcz",[559,693,665],{"class":573},[559,695,696],{"class":691},")\n",[559,698,700,702,705,707,709,711,714,717],{"class":561,"line":699},7,[559,701,680],{"class":657},[559,703,704],{"class":573}," ai",[559,706,686],{"class":569},[559,708,600],{"class":650},[559,710,654],{"class":691},[559,712,713],{"class":573},"log",[559,715,716],{"class":569},",",[559,718,674],{"class":569},[559,720,722,725,727,729,731,734,737,739,741,744,746,750,752,755,757,760,762],{"class":561,"line":721},8,[559,723,724],{"class":691},"    cost",[559,726,547],{"class":569},[559,728,570],{"class":569},[559,730,583],{"class":569},[559,732,733],{"class":691},"claude-sonnet-4.6",[559,735,736],{"class":569},"'",[559,738,547],{"class":569},[559,740,570],{"class":569},[559,742,743],{"class":691}," input",[559,745,547],{"class":569},[559,747,749],{"class":748},"sbssI"," 3",[559,751,716],{"class":569},[559,753,754],{"class":691}," output",[559,756,547],{"class":569},[559,758,759],{"class":748}," 15",[559,761,577],{"class":569},[559,763,764],{"class":569}," },\n",[559,766,768,771],{"class":561,"line":767},9,[559,769,770],{"class":569},"  }",[559,772,696],{"class":691},[559,774,776],{"class":561,"line":775},10,[559,777,638],{"emptyLinePlaceholder":637},[559,779,781,784,786,788],{"class":561,"line":780},11,[559,782,783],{"class":565},"  await",[559,785,621],{"class":650},[559,787,654],{"class":691},[559,789,790],{"class":569},"{\n",[559,792,794,797,799,801,804,807,809,811,814,816,818],{"class":561,"line":793},12,[559,795,796],{"class":691},"    model",[559,798,547],{"class":569},[559,800,704],{"class":573},[559,802,803],{"class":569},".",[559,805,806],{"class":650},"wrap",[559,808,654],{"class":691},[559,810,736],{"class":569},[559,812,813],{"class":586},"anthropic\u002Fclaude-sonnet-4.6",[559,815,736],{"class":569},[559,817,668],{"class":691},[559,819,820],{"class":569},",\n",[559,822,824,827,829,831,834,836],{"class":561,"line":823},13,[559,825,826],{"class":691},"    prompt",[559,828,547],{"class":569},[559,830,583],{"class":569},[559,832,833],{"class":586},"Summarize this document",[559,835,736],{"class":569},[559,837,820],{"class":569},[559,839,841,843],{"class":561,"line":840},14,[559,842,770],{"class":569},[559,844,696],{"class":691},[559,846,848],{"class":561,"line":847},15,[559,849,638],{"emptyLinePlaceholder":637},[559,851,853,855,858,860,862,864,867],{"class":561,"line":852},16,[559,854,680],{"class":657},[559,856,857],{"class":573}," metadata",[559,859,686],{"class":569},[559,861,704],{"class":573},[559,863,803],{"class":569},[559,865,866],{"class":650},"getMetadata",[559,868,869],{"class":691},"()\n",[559,871,873],{"class":561,"line":872},17,[559,874,638],{"emptyLinePlaceholder":637},[559,876,878,880,883,885,888,890,893,895],{"class":561,"line":877},18,[559,879,783],{"class":565},[559,881,882],{"class":573}," db",[559,884,803],{"class":569},[559,886,887],{"class":573},"aiRuns",[559,889,803],{"class":569},[559,891,892],{"class":650},"insert",[559,894,654],{"class":691},[559,896,790],{"class":569},[559,898,900,903,905,908,910,913,915,918],{"class":561,"line":899},19,[559,901,902],{"class":691},"    userId",[559,904,547],{"class":569},[559,906,907],{"class":573}," event",[559,909,803],{"class":569},[559,911,912],{"class":573},"context",[559,914,803],{"class":569},[559,916,917],{"class":573},"userId",[559,919,820],{"class":569},[559,921,923,925,927,929,931,934],{"class":561,"line":922},20,[559,924,796],{"class":691},[559,926,547],{"class":569},[559,928,857],{"class":573},[559,930,803],{"class":569},[559,932,933],{"class":573},"model",[559,935,820],{"class":569},[559,937,939,942,944,946,948,951],{"class":561,"line":938},21,[559,940,941],{"class":691},"    inputTokens",[559,943,547],{"class":569},[559,945,857],{"class":573},[559,947,803],{"class":569},[559,949,950],{"class":573},"inputTokens",[559,952,820],{"class":569},[559,954,956,959,961,963,965,968],{"class":561,"line":955},22,[559,957,958],{"class":691},"    outputTokens",[559,960,547],{"class":569},[559,962,857],{"class":573},[559,964,803],{"class":569},[559,966,967],{"class":573},"outputTokens",[559,969,820],{"class":569},[559,971,973,976,978,980,982,985],{"class":561,"line":972},23,[559,974,975],{"class":691},"    estimatedCost",[559,977,547],{"class":569},[559,979,857],{"class":573},[559,981,803],{"class":569},[559,983,984],{"class":573},"estimatedCost",[559,986,820],{"class":569},[559,988,990,993,995,997,999,1002],{"class":561,"line":989},24,[559,991,992],{"class":691},"    finishReason",[559,994,547],{"class":569},[559,996,857],{"class":573},[559,998,803],{"class":569},[559,1000,1001],{"class":573},"finishReason",[559,1003,820],{"class":569},[559,1005,1007,1010,1012,1014,1016,1019],{"class":561,"line":1006},25,[559,1008,1009],{"class":691},"    responseId",[559,1011,547],{"class":569},[559,1013,857],{"class":573},[559,1015,803],{"class":569},[559,1017,1018],{"class":573},"responseId",[559,1020,820],{"class":569},[559,1022,1024,1026],{"class":561,"line":1023},26,[559,1025,770],{"class":569},[559,1027,696],{"class":691},[559,1029,1031],{"class":561,"line":1030},27,[559,1032,638],{"emptyLinePlaceholder":637},[559,1034,1036,1039,1041,1044,1046,1050],{"class":561,"line":1035},28,[559,1037,1038],{"class":565},"  return",[559,1040,570],{"class":569},[559,1042,1043],{"class":691}," ok",[559,1045,547],{"class":569},[559,1047,1049],{"class":1048},"sfNiH"," true",[559,1051,1052],{"class":569}," }\n",[559,1054,1056,1059],{"class":561,"line":1055},29,[559,1057,1058],{"class":569},"}",[559,1060,696],{"class":573},[512,1062,1063],{},"The snapshot is a fresh copy: mutating it never affects the underlying state or subsequent calls.",[527,1065,1067,1070],{"id":1066},"getestimatedcost-quick-cost-check",[516,1068,1069],{},"getEstimatedCost()"," — quick cost check",[512,1072,1073,1074,1077,1078,1081,1082,1085],{},"Convenience for ",[516,1075,1076],{},"getMetadata().estimatedCost",". Returns the cost in dollars, or ",[516,1079,1080],{},"undefined"," if no ",[516,1083,1084],{},"cost"," map was provided or the model is not in the map.",[549,1087,1089],{"className":551,"code":1088,"language":554,"meta":555,"style":555},"const ai = createAILogger(log, {\n  cost: { 'claude-sonnet-4.6': { input: 3, output: 15 } },\n})\n\nawait generateText({ model: ai.wrap('anthropic\u002Fclaude-sonnet-4.6'), prompt })\n\nconst cost = ai.getEstimatedCost()\nconsole.log(`This call cost $${cost?.toFixed(4)}`)\n",[516,1090,1091,1111,1148,1154,1158,1200,1204,1222],{"__ignoreMap":555},[559,1092,1093,1096,1099,1102,1104,1107,1109],{"class":561,"line":562},[559,1094,1095],{"class":657},"const",[559,1097,1098],{"class":573}," ai ",[559,1100,1101],{"class":569},"=",[559,1103,600],{"class":650},[559,1105,1106],{"class":573},"(log",[559,1108,716],{"class":569},[559,1110,674],{"class":569},[559,1112,1113,1116,1118,1120,1122,1124,1126,1128,1130,1132,1134,1136,1138,1140,1142,1144,1146],{"class":561,"line":593},[559,1114,1115],{"class":691},"  cost",[559,1117,547],{"class":569},[559,1119,570],{"class":569},[559,1121,583],{"class":569},[559,1123,733],{"class":691},[559,1125,736],{"class":569},[559,1127,547],{"class":569},[559,1129,570],{"class":569},[559,1131,743],{"class":691},[559,1133,547],{"class":569},[559,1135,749],{"class":748},[559,1137,716],{"class":569},[559,1139,754],{"class":691},[559,1141,547],{"class":569},[559,1143,759],{"class":748},[559,1145,577],{"class":569},[559,1147,764],{"class":569},[559,1149,1150,1152],{"class":561,"line":614},[559,1151,1058],{"class":569},[559,1153,696],{"class":573},[559,1155,1156],{"class":561,"line":634},[559,1157,638],{"emptyLinePlaceholder":637},[559,1159,1160,1163,1165,1167,1170,1173,1175,1177,1179,1181,1183,1185,1187,1189,1191,1193,1196,1198],{"class":561,"line":641},[559,1161,1162],{"class":565},"await",[559,1164,621],{"class":650},[559,1166,654],{"class":573},[559,1168,1169],{"class":569},"{",[559,1171,1172],{"class":691}," model",[559,1174,547],{"class":569},[559,1176,704],{"class":573},[559,1178,803],{"class":569},[559,1180,806],{"class":650},[559,1182,654],{"class":573},[559,1184,736],{"class":569},[559,1186,813],{"class":586},[559,1188,736],{"class":569},[559,1190,668],{"class":573},[559,1192,716],{"class":569},[559,1194,1195],{"class":573}," prompt ",[559,1197,1058],{"class":569},[559,1199,696],{"class":573},[559,1201,1202],{"class":561,"line":677},[559,1203,638],{"emptyLinePlaceholder":637},[559,1205,1206,1208,1211,1213,1215,1217,1220],{"class":561,"line":699},[559,1207,1095],{"class":657},[559,1209,1210],{"class":573}," cost ",[559,1212,1101],{"class":569},[559,1214,704],{"class":573},[559,1216,803],{"class":569},[559,1218,1219],{"class":650},"getEstimatedCost",[559,1221,869],{"class":573},[559,1223,1224,1227,1229,1231,1233,1236,1239,1242,1244,1247,1250,1252,1255,1257,1260],{"class":561,"line":721},[559,1225,1226],{"class":573},"console",[559,1228,803],{"class":569},[559,1230,713],{"class":650},[559,1232,654],{"class":573},[559,1234,1235],{"class":569},"`",[559,1237,1238],{"class":586},"This call cost $",[559,1240,1241],{"class":569},"${",[559,1243,1084],{"class":573},[559,1245,1246],{"class":569},"?.",[559,1248,1249],{"class":650},"toFixed",[559,1251,654],{"class":573},[559,1253,1254],{"class":748},"4",[559,1256,668],{"class":573},[559,1258,1259],{"class":569},"}`",[559,1261,696],{"class":573},[527,1263,1265,1268],{"id":1264},"onupdatecallback-incremental-updates",[516,1266,1267],{},"onUpdate(callback)"," — incremental updates",[512,1270,1271],{},"Subscribe to metadata updates. The callback fires every time the underlying state flushes:",[1273,1274,1275,1279,1286,1289],"ul",{},[1276,1277,1278],"li",{},"Once per step in multi-step agent runs",[1276,1280,1281,1282,1285],{},"Once per ",[516,1283,1284],{},"captureEmbed"," call",[1276,1287,1288],{},"On model errors",[1276,1290,1291,1292,1295,1296,1299,1300,1302],{},"On ",[516,1293,1294],{},"createEvlogIntegration","'s ",[516,1297,1298],{},"onEnd"," (v7) or ",[516,1301,546],{}," (v6)",[512,1304,1305],{},"Each invocation receives a fresh snapshot. Returns an unsubscribe function. Subscriber errors are isolated and never break the AI flow.",[549,1307,1310],{"className":551,"code":1308,"filename":1309,"language":554,"meta":555,"style":555},"import { ToolLoopAgent, createAgentUIStreamResponse, stepCountIs } from 'ai'\nimport { useLogger } from 'evlog'\nimport { createAILogger } from 'evlog\u002Fai'\n\nexport default defineEventHandler(async (event) => {\n  const log = useLogger(event)\n  const { messages } = await readBody(event)\n  const ai = createAILogger(log)\n\n  ai.onUpdate((metadata) => {\n    pushToClient(event, {\n      type: 'ai-progress',\n      step: metadata.steps,\n      tokens: metadata.totalTokens,\n      cost: metadata.estimatedCost,\n    })\n  })\n\n  const agent = new ToolLoopAgent({\n    model: ai.wrap('anthropic\u002Fclaude-sonnet-4.6'),\n    tools: { searchWeb, queryDatabase },\n    stopWhen: stepCountIs(5),\n  })\n\n  return createAgentUIStreamResponse({ agent, uiMessages: messages })\n})\n","server\u002Fapi\u002Fagent.post.ts",[516,1311,1312,1341,1359,1377,1381,1403,1419,1444,1460,1464,1487,1500,1516,1532,1548,1563,1570,1576,1580,1598,1622,1641,1659,1665,1669,1694],{"__ignoreMap":555},[559,1313,1314,1316,1318,1321,1323,1326,1328,1331,1333,1335,1337,1339],{"class":561,"line":562},[559,1315,566],{"class":565},[559,1317,570],{"class":569},[559,1319,1320],{"class":573}," ToolLoopAgent",[559,1322,716],{"class":569},[559,1324,1325],{"class":573}," createAgentUIStreamResponse",[559,1327,716],{"class":569},[559,1329,1330],{"class":573}," stepCountIs",[559,1332,577],{"class":569},[559,1334,580],{"class":565},[559,1336,583],{"class":569},[559,1338,518],{"class":586},[559,1340,590],{"class":569},[559,1342,1343,1345,1347,1349,1351,1353,1355,1357],{"class":561,"line":593},[559,1344,566],{"class":565},[559,1346,570],{"class":569},[559,1348,574],{"class":573},[559,1350,577],{"class":569},[559,1352,580],{"class":565},[559,1354,583],{"class":569},[559,1356,587],{"class":586},[559,1358,590],{"class":569},[559,1360,1361,1363,1365,1367,1369,1371,1373,1375],{"class":561,"line":614},[559,1362,566],{"class":565},[559,1364,570],{"class":569},[559,1366,600],{"class":573},[559,1368,577],{"class":569},[559,1370,580],{"class":565},[559,1372,583],{"class":569},[559,1374,609],{"class":586},[559,1376,590],{"class":569},[559,1378,1379],{"class":561,"line":634},[559,1380,638],{"emptyLinePlaceholder":637},[559,1382,1383,1385,1387,1389,1391,1393,1395,1397,1399,1401],{"class":561,"line":641},[559,1384,644],{"class":565},[559,1386,647],{"class":565},[559,1388,651],{"class":650},[559,1390,654],{"class":573},[559,1392,658],{"class":657},[559,1394,661],{"class":569},[559,1396,665],{"class":664},[559,1398,668],{"class":569},[559,1400,671],{"class":657},[559,1402,674],{"class":569},[559,1404,1405,1407,1409,1411,1413,1415,1417],{"class":561,"line":677},[559,1406,680],{"class":657},[559,1408,683],{"class":573},[559,1410,686],{"class":569},[559,1412,574],{"class":650},[559,1414,654],{"class":691},[559,1416,665],{"class":573},[559,1418,696],{"class":691},[559,1420,1421,1423,1425,1428,1430,1432,1435,1438,1440,1442],{"class":561,"line":699},[559,1422,680],{"class":657},[559,1424,570],{"class":569},[559,1426,1427],{"class":573}," 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