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db",[442,767,686],{"class":452},[442,769,770],{"class":456},"aiRuns",[442,772,686],{"class":452},[442,774,775],{"class":533},"insert",[442,777,537],{"class":574},[442,779,673],{"class":452},[442,781,783,786,788,791,793,796,798,801],{"class":444,"line":782},19,[442,784,785],{"class":574},"    userId",[442,787,430],{"class":452},[442,789,790],{"class":456}," event",[442,792,686],{"class":452},[442,794,795],{"class":456},"context",[442,797,686],{"class":452},[442,799,800],{"class":456},"userId",[442,802,703],{"class":452},[442,804,806,808,810,812,814,817],{"class":444,"line":805},20,[442,807,679],{"class":574},[442,809,430],{"class":452},[442,811,740],{"class":456},[442,813,686],{"class":452},[442,815,816],{"class":456},"model",[442,818,703],{"class":452},[442,820,822,825,827,829,831,834],{"class":444,"line":821},21,[442,823,824],{"class":574},"    inputTokens",[442,826,430],{"class":452},[442,828,740],{"class":456},[442,830,686],{"class":452},[442,832,833],{"class":456},"inputTokens",[442,835,703],{"class":452},[442,837,839,842,844,846,848,851],{"class":444,"line":838},22,[442,840,841],{"class":574},"    outputTokens",[442,843,430],{"class":452},[442,845,740],{"class":456},[442,847,686],{"class":452},[442,849,850],{"class":456},"outputTokens",[442,852,703],{"class":452},[442,854,856,859,861,863,865,868],{"class":444,"line":855},23,[442,857,858],{"class":574},"    estimatedCost",[442,860,430],{"class":452},[442,862,740],{"class":456},[442,864,686],{"class":452},[442,866,867],{"class":456},"estimatedCost",[442,869,703],{"class":452},[442,871,873,876,878,880,882,885],{"class":444,"line":872},24,[442,874,875],{"class":574},"    finishReason",[442,877,430],{"class":452},[442,879,740],{"class":456},[442,881,686],{"class":452},[442,883,884],{"class":456},"finishReason",[442,886,703],{"class":452},[442,888,890,893,895,897,899,902],{"class":444,"line":889},25,[442,891,892],{"class":574},"    responseId",[442,894,430],{"class":452},[442,896,740],{"class":456},[442,898,686],{"class":452},[442,900,901],{"class":456},"responseId",[442,903,703],{"class":452},[442,905,907,909],{"class":444,"line":906},26,[442,908,653],{"class":452},[442,910,579],{"class":574},[442,912,914],{"class":444,"line":913},27,[442,915,521],{"emptyLinePlaceholder":520},[442,917,919,922,924,927,929,933],{"class":444,"line":918},28,[442,920,921],{"class":448},"  return",[442,923,453],{"class":452},[442,925,926],{"class":574}," ok",[442,928,430],{"class":452},[442,930,932],{"class":931},"sfNiH"," true",[442,934,935],{"class":452}," }\n",[442,937,939,942],{"class":444,"line":938},29,[442,940,941],{"class":452},"}",[442,943,579],{"class":456},[395,945,946],{},"The snapshot is a fresh copy: mutating it never affects the underlying state or subsequent calls.",[410,948,950,953],{"id":949},"getestimatedcost-quick-cost-check",[399,951,952],{},"getEstimatedCost()"," — quick cost check",[395,955,956,957,960,961,964,965,968],{},"Convenience for ",[399,958,959],{},"getMetadata().estimatedCost",". Returns the cost in dollars, or ",[399,962,963],{},"undefined"," if no ",[399,966,967],{},"cost"," map was provided or the model is not in the map.",[432,970,972],{"className":434,"code":971,"language":437,"meta":438,"style":438},"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",[399,973,974,994,1031,1037,1041,1083,1087,1105],{"__ignoreMap":438},[442,975,976,979,982,985,987,990,992],{"class":444,"line":445},[442,977,978],{"class":540},"const",[442,980,981],{"class":456}," ai ",[442,983,984],{"class":452},"=",[442,986,483],{"class":533},[442,988,989],{"class":456},"(log",[442,991,599],{"class":452},[442,993,557],{"class":452},[442,995,996,999,1001,1003,1005,1007,1009,1011,1013,1015,1017,1019,1021,1023,1025,1027,1029],{"class":444,"line":476},[442,997,998],{"class":574},"  cost",[442,1000,430],{"class":452},[442,1002,453],{"class":452},[442,1004,466],{"class":452},[442,1006,616],{"class":574},[442,1008,619],{"class":452},[442,1010,430],{"class":452},[442,1012,453],{"class":452},[442,1014,626],{"class":574},[442,1016,430],{"class":452},[442,1018,632],{"class":631},[442,1020,599],{"class":452},[442,1022,637],{"class":574},[442,1024,430],{"class":452},[442,1026,642],{"class":631},[442,1028,460],{"class":452},[442,1030,647],{"class":452},[442,1032,1033,1035],{"class":444,"line":497},[442,1034,941],{"class":452},[442,1036,579],{"class":456},[442,1038,1039],{"class":444,"line":517},[442,1040,521],{"emptyLinePlaceholder":520},[442,1042,1043,1046,1048,1050,1053,1056,1058,1060,1062,1064,1066,1068,1070,1072,1074,1076,1079,1081],{"class":444,"line":524},[442,1044,1045],{"class":448},"await",[442,1047,504],{"class":533},[442,1049,537],{"class":456},[442,1051,1052],{"class":452},"{",[442,1054,1055],{"class":574}," model",[442,1057,430],{"class":452},[442,1059,587],{"class":456},[442,1061,686],{"class":452},[442,1063,689],{"class":533},[442,1065,537],{"class":456},[442,1067,619],{"class":452},[442,1069,696],{"class":469},[442,1071,619],{"class":452},[442,1073,551],{"class":456},[442,1075,599],{"class":452},[442,1077,1078],{"class":456}," prompt ",[442,1080,941],{"class":452},[442,1082,579],{"class":456},[442,1084,1085],{"class":444,"line":560},[442,1086,521],{"emptyLinePlaceholder":520},[442,1088,1089,1091,1094,1096,1098,1100,1103],{"class":444,"line":582},[442,1090,978],{"class":540},[442,1092,1093],{"class":456}," cost ",[442,1095,984],{"class":452},[442,1097,587],{"class":456},[442,1099,686],{"class":452},[442,1101,1102],{"class":533},"getEstimatedCost",[442,1104,752],{"class":456},[442,1106,1107,1110,1112,1114,1116,1119,1122,1125,1127,1130,1133,1135,1138,1140,1143],{"class":444,"line":604},[442,1108,1109],{"class":456},"console",[442,1111,686],{"class":452},[442,1113,596],{"class":533},[442,1115,537],{"class":456},[442,1117,1118],{"class":452},"`",[442,1120,1121],{"class":469},"This call cost $",[442,1123,1124],{"class":452},"${",[442,1126,967],{"class":456},[442,1128,1129],{"class":452},"?.",[442,1131,1132],{"class":533},"toFixed",[442,1134,537],{"class":456},[442,1136,1137],{"class":631},"4",[442,1139,551],{"class":456},[442,1141,1142],{"class":452},"}`",[442,1144,579],{"class":456},[410,1146,1148,1151],{"id":1147},"onupdatecallback-incremental-updates",[399,1149,1150],{},"onUpdate(callback)"," — incremental updates",[395,1153,1154],{},"Subscribe to metadata updates. The callback fires every time the underlying state flushes:",[1156,1157,1158,1162,1169,1172],"ul",{},[1159,1160,1161],"li",{},"Once per step in multi-step agent runs",[1159,1163,1164,1165,1168],{},"Once per ",[399,1166,1167],{},"captureEmbed"," call",[1159,1170,1171],{},"On model errors",[1159,1173,1174,1175,1178,1179],{},"On ",[399,1176,1177],{},"createEvlogIntegration","'s ",[399,1180,429],{},[395,1182,1183],{},"Each invocation receives a fresh snapshot. Returns an unsubscribe function. Subscriber errors are isolated and never break the AI flow.",[432,1185,1188],{"className":434,"code":1186,"filename":1187,"language":437,"meta":438,"style":438},"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",[399,1189,1190,1219,1237,1255,1259,1281,1297,1322,1338,1342,1365,1378,1394,1410,1426,1441,1448,1454,1458,1476,1500,1519,1537,1543,1547,1572],{"__ignoreMap":438},[442,1191,1192,1194,1196,1199,1201,1204,1206,1209,1211,1213,1215,1217],{"class":444,"line":445},[442,1193,449],{"class":448},[442,1195,453],{"class":452},[442,1197,1198],{"class":456}," ToolLoopAgent",[442,1200,599],{"class":452},[442,1202,1203],{"class":456}," createAgentUIStreamResponse",[442,1205,599],{"class":452},[442,1207,1208],{"class":456}," stepCountIs",[442,1210,460],{"class":452},[442,1212,463],{"class":448},[442,1214,466],{"class":452},[442,1216,401],{"class":469},[442,1218,473],{"class":452},[442,1220,1221,1223,1225,1227,1229,1231,1233,1235],{"class":444,"line":476},[442,1222,449],{"class":448},[442,1224,453],{"class":452},[442,1226,457],{"class":456},[442,1228,460],{"class":452},[442,1230,463],{"class":448},[442,1232,466],{"class":452},[442,1234,470],{"class":469},[442,1236,473],{"class":452},[442,1238,1239,1241,1243,1245,1247,1249,1251,1253],{"class":444,"line":497},[442,1240,449],{"class":448},[442,1242,453],{"class":452},[442,1244,483],{"class":456},[442,1246,460],{"class":452},[442,1248,463],{"class":448},[442,1250,466],{"class":452},[442,1252,492],{"class":469},[442,1254,473],{"class":452},[442,1256,1257],{"class":444,"line":517},[442,1258,521],{"emptyLinePlaceholder":520},[442,1260,1261,1263,1265,1267,1269,1271,1273,1275,1277,1279],{"class":444,"line":524},[442,1262,527],{"class":448},[442,1264,530],{"class":448},[442,1266,534],{"class":533},[442,1268,537],{"class":456},[442,1270,541],{"class":540},[442,1272,544],{"class":452},[442,1274,548],{"class":547},[442,1276,551],{"class":452},[442,1278,554],{"class":540},[442,1280,557],{"class":452},[442,1282,1283,1285,1287,1289,1291,1293,1295],{"class":444,"line":560},[442,1284,563],{"class":540},[442,1286,566],{"class":456},[442,1288,569],{"class":452},[442,1290,457],{"class":533},[442,1292,537],{"class":574},[442,1294,548],{"class":456},[442,1296,579],{"class":574},[442,1298,1299,1301,1303,1306,1308,1310,1313,1316,1318,1320],{"class":444,"line":582},[442,1300,563],{"class":540},[442,1302,453],{"class":452},[442,1304,1305],{"class":456}," messages",[442,1307,460],{"class":452},[442,1309,569],{"class":452},[442,1311,1312],{"class":448}," await",[442,1314,1315],{"class":533}," readBody",[442,1317,537],{"class":574},[442,1319,548],{"class":456},[442,1321,579],{"class":574},[442,1323,1324,1326,1328,1330,1332,1334,1336],{"class":444,"line":604},[442,1325,563],{"class":540},[442,1327,587],{"class":456},[442,1329,569],{"class":452},[442,1331,483],{"class":533},[442,1333,537],{"class":574},[442,1335,596],{"class":456},[442,1337,579],{"class":574},[442,1339,1340],{"class":444,"line":650},[442,1341,521],{"emptyLinePlaceholder":520},[442,1343,1344,1347,1349,1352,1354,1356,1359,1361,1363],{"class":444,"line":658},[442,1345,1346],{"class":456},"  ai",[442,1348,686],{"class":452},[442,1350,1351],{"class":533},"onUpdate",[442,1353,537],{"class":574},[442,1355,537],{"class":452},[442,1357,1358],{"class":547},"metadata",[442,1360,551],{"class":452},[442,1362,554],{"class":540},[442,1364,557],{"class":452},[442,1366,1367,1370,1372,1374,1376],{"class":444,"line":663},[442,1368,1369],{"class":533},"    pushToClient",[442,1371,537],{"class":574},[442,1373,548],{"class":456},[442,1375,599],{"class":452},[442,1377,557],{"class":452},[442,1379,1380,1383,1385,1387,1390,1392],{"class":444,"line":676},[442,1381,1382],{"class":574},"      type",[442,1384,430],{"class":452},[442,1386,466],{"class":452},[442,1388,1389],{"class":469},"ai-progress",[442,1391,619],{"class":452},[442,1393,703],{"class":452},[442,1395,1396,1399,1401,1403,1405,1408],{"class":444,"line":706},[442,1397,1398],{"class":574},"      step",[442,1400,430],{"class":452},[442,1402,740],{"class":456},[442,1404,686],{"class":452},[442,1406,1407],{"class":456},"steps",[442,1409,703],{"class":452},[442,1411,1412,1415,1417,1419,1421,1424],{"class":444,"line":723},[442,1413,1414],{"class":574},"      tokens",[442,1416,430],{"class":452},[442,1418,740],{"class":456},[442,1420,686],{"class":452},[442,1422,1423],{"class":456},"totalTokens",[442,1425,703],{"class":452},[442,1427,1428,1431,1433,1435,1437,1439],{"class":444,"line":730},[442,1429,1430],{"class":574},"      cost",[442,1432,430],{"class":452},[442,1434,740],{"class":456},[442,1436,686],{"class":452},[442,1438,867],{"class":456},[442,1440,703],{"class":452},[442,1442,1443,1446],{"class":444,"line":735},[442,1444,1445],{"class":452},"    }",[442,1447,579],{"class":574},[442,1449,1450,1452],{"class":444,"line":755},[442,1451,653],{"class":452},[442,1453,579],{"class":574},[442,1455,1456],{"class":444,"line":760},[442,1457,521],{"emptyLinePlaceholder":520},[442,1459,1460,1462,1465,1467,1470,1472,1474],{"class":444,"line":782},[442,1461,563],{"class":540},[442,1463,1464],{"class":456}," agent",[442,1466,569],{"class":452},[442,1468,1469],{"class":452}," new",[442,1471,1198],{"class":533},[442,1473,537],{"class":574},[442,1475,673],{"class":452},[442,1477,1478,1480,1482,1484,1486,1488,1490,1492,1494,1496,1498],{"class":444,"line":805},[442,1479,679],{"class":574},[442,1481,430],{"class":452},[442,1483,587],{"class":456},[442,1485,686],{"class":452},[442,1487,689],{"class":533},[442,1489,537],{"class":574},[442,1491,619],{"class":452},[442,1493,696],{"class":469},[442,1495,619],{"class":452},[442,1497,551],{"class":574},[442,1499,703],{"class":452},[442,1501,1502,1505,1507,1509,1512,1514,1517],{"class":444,"line":821},[442,1503,1504],{"class":574},"    tools",[442,1506,430],{"class":452},[442,1508,453],{"class":452},[442,1510,1511],{"class":456}," searchWeb",[442,1513,599],{"class":452},[442,1515,1516],{"class":456}," queryDatabase",[442,1518,647],{"class":452},[442,1520,1521,1524,1526,1528,1530,1533,1535],{"class":444,"line":838},[442,1522,1523],{"class":574},"    stopWhen",[442,1525,430],{"class":452},[442,1527,1208],{"class":533},[442,1529,537],{"class":574},[442,1531,1532],{"class":631},"5",[442,1534,551],{"class":574},[442,1536,703],{"class":452},[442,1538,1539,1541],{"class":444,"line":855},[442,1540,653],{"class":452},[442,1542,579],{"class":574},[442,1544,1545],{"class":444,"line":872},[442,1546,521],{"emptyLinePlaceholder":520},[442,1548,1549,1551,1553,1555,1557,1559,1561,1564,1566,1568,1570],{"class":444,"line":889},[442,1550,921],{"class":448},[442,1552,1203],{"class":533},[442,1554,537],{"class":574},[442,1556,1052],{"class":452},[442,1558,1464],{"class":456},[442,1560,599],{"class":452},[442,1562,1563],{"class":574}," uiMessages",[442,1565,430],{"class":452},[442,1567,1305],{"class":456},[442,1569,460],{"class":452},[442,1571,579],{"class":574},[442,1573,1574,1576],{"class":444,"line":906},[442,1575,941],{"class":452},[442,1577,579],{"class":456},[395,1579,1580],{},"For one-off cleanup:",[432,1582,1584],{"className":434,"code":1583,"language":437,"meta":438,"style":438},"const off = ai.onUpdate((metadata) => { \u002F* ... *\u002F })\n\u002F\u002F later\noff()\n",[399,1585,1586,1621,1626],{"__ignoreMap":438},[442,1587,1588,1590,1593,1595,1597,1599,1601,1603,1605,1607,1609,1611,1613,1617,1619],{"class":444,"line":445},[442,1589,978],{"class":540},[442,1591,1592],{"class":456}," off ",[442,1594,984],{"class":452},[442,1596,587],{"class":456},[442,1598,686],{"class":452},[442,1600,1351],{"class":533},[442,1602,537],{"class":456},[442,1604,537],{"class":452},[442,1606,1358],{"class":547},[442,1608,551],{"class":452},[442,1610,554],{"class":540},[442,1612,453],{"class":452},[442,1614,1616],{"class":1615},"sHwdD"," \u002F* ... *\u002F",[442,1618,460],{"class":452},[442,1620,579],{"class":456},[442,1622,1623],{"class":444,"line":476},[442,1624,1625],{"class":1615},"\u002F\u002F 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