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The defaults stay quiet, and they stay safe: nothing a model was sent or returned reaches your drain until you ask for it by name.",[581,582,583,602],"table",{},[584,585,586],"thead",{},[587,588,589,593,596,599],"tr",{},[590,591,592],"th",{},"Option",[590,594,595],{},"Type",[590,597,598],{},"Default",[590,600,601],{},"Description",[603,604,605,626,649,670],"tbody",{},[587,606,607,613,618,623],{},[608,609,610],"td",{},[576,611,612],{},"toolInputs",[608,614,615],{},[576,616,617],{},"boolean | ToolInputsOptions",[608,619,620],{},[576,621,622],{},"false",[608,624,625],{},"Capture tool call inputs alongside their names (off by default to avoid leaking sensitive data).",[587,627,628,633,638,642],{},[608,629,630],{},[576,631,632],{},"prompt",[608,634,635],{},[576,636,637],{},"boolean | CaptureOptions",[608,639,640],{},[576,641,622],{},[608,643,644,645,648],{},"Capture the prompt sent to the first model call as ",[576,646,647],{},"ai.prompt"," (off by default to avoid leaking sensitive data).",[587,650,651,656,660,664],{},[608,652,653],{},[576,654,655],{},"output",[608,657,658],{},[576,659,637],{},[608,661,662],{},[576,663,622],{},[608,665,666,667,648],{},"Capture the text generated by the last model call as ",[576,668,669],{},"ai.output",[587,671,672,677,682,687],{},[608,673,674],{},[576,675,676],{},"cost",[608,678,679],{},[576,680,681],{},"Record\u003Cstring, ModelCost>",[608,683,684],{},[576,685,686],{},"undefined",[608,688,689,690,693],{},"Pricing map. Keys are model IDs, values are ",[576,691,692],{},"{ input, output }"," in dollars per 1M tokens.",[695,696,698],"h2",{"id":697},"tool-inputs","Tool Inputs",[573,700,701,702,705,706,709,710,712],{},"By default, ",[576,703,704],{},"ai.toolCalls"," is a ",[576,707,708],{},"string[]"," of tool names. Enable ",[576,711,612],{}," to capture inputs too, which suits debugging agent behaviour or auditing what data the model reached for.",[714,715,716,717,720,721,724],"warning",{},"Tool inputs get large, and they carry SQL, API keys and customer PII. Reach for ",[576,718,719],{},"maxLength"," and ",[576,722,723],{},"transform"," before raw capture in production.",[726,727,729],"h3",{"id":728},"capture-everything","Capture everything",[731,732,737],"pre",{"className":733,"code":734,"language":735,"meta":736,"style":736},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","const ai = createAILogger(log, { toolInputs: true })\n","typescript","",[576,738,739],{"__ignoreMap":736},[740,741,744,748,752,756,760,763,766,769,773,776,780,783],"span",{"class":742,"line":743},"line",1,[740,745,747],{"class":746},"spNyl","const",[740,749,751],{"class":750},"sTEyZ"," ai ",[740,753,755],{"class":754},"sMK4o","=",[740,757,759],{"class":758},"s2Zo4"," createAILogger",[740,761,762],{"class":750},"(log",[740,764,765],{"class":754},",",[740,767,768],{"class":754}," {",[740,770,772],{"class":771},"swJcz"," toolInputs",[740,774,775],{"class":754},":",[740,777,779],{"class":778},"sfNiH"," true",[740,781,782],{"class":754}," }",[740,784,785],{"class":750},")\n",[726,787,789],{"id":788},"truncate-long-inputs","Truncate long inputs",[731,791,793],{"className":733,"code":792,"language":735,"meta":736,"style":736},"const ai = createAILogger(log, { toolInputs: { maxLength: 200 } })\n",[576,794,795],{"__ignoreMap":736},[740,796,797,799,801,803,805,807,809,811,813,815,817,820,822,826,828,830],{"class":742,"line":743},[740,798,747],{"class":746},[740,800,751],{"class":750},[740,802,755],{"class":754},[740,804,759],{"class":758},[740,806,762],{"class":750},[740,808,765],{"class":754},[740,810,768],{"class":754},[740,812,772],{"class":771},[740,814,775],{"class":754},[740,816,768],{"class":754},[740,818,819],{"class":771}," maxLength",[740,821,775],{"class":754},[740,823,825],{"class":824},"sbssI"," 200",[740,827,782],{"class":754},[740,829,782],{"class":754},[740,831,785],{"class":750},[726,833,835],{"id":834},"redact-sensitive-fields","Redact sensitive fields",[731,837,839],{"className":733,"code":838,"language":735,"meta":736,"style":736},"const ai = createAILogger(log, {\n  toolInputs: {\n    maxLength: 500,\n    transform: (input, toolName) => {\n      if (toolName === 'queryDB') return { sql: '***' }\n      return input\n    },\n  },\n})\n",[576,840,841,858,868,882,910,958,967,973,979],{"__ignoreMap":736},[740,842,843,845,847,849,851,853,855],{"class":742,"line":743},[740,844,747],{"class":746},[740,846,751],{"class":750},[740,848,755],{"class":754},[740,850,759],{"class":758},[740,852,762],{"class":750},[740,854,765],{"class":754},[740,856,857],{"class":754}," {\n",[740,859,861,864,866],{"class":742,"line":860},2,[740,862,863],{"class":771},"  toolInputs",[740,865,775],{"class":754},[740,867,857],{"class":754},[740,869,871,874,876,879],{"class":742,"line":870},3,[740,872,873],{"class":771},"    maxLength",[740,875,775],{"class":754},[740,877,878],{"class":824}," 500",[740,880,881],{"class":754},",\n",[740,883,885,888,890,893,897,899,902,905,908],{"class":742,"line":884},4,[740,886,887],{"class":758},"    transform",[740,889,775],{"class":754},[740,891,892],{"class":754}," (",[740,894,896],{"class":895},"sHdIc","input",[740,898,765],{"class":754},[740,900,901],{"class":895}," toolName",[740,903,904],{"class":754},")",[740,906,907],{"class":746}," =>",[740,909,857],{"class":754},[740,911,913,917,919,922,925,928,932,935,938,941,943,946,948,950,953,955],{"class":742,"line":912},5,[740,914,916],{"class":915},"s7zQu","      if",[740,918,892],{"class":771},[740,920,921],{"class":750},"toolName",[740,923,924],{"class":754}," ===",[740,926,927],{"class":754}," '",[740,929,931],{"class":930},"sfazB","queryDB",[740,933,934],{"class":754},"'",[740,936,937],{"class":771},") ",[740,939,940],{"class":915},"return",[740,942,768],{"class":754},[740,944,945],{"class":771}," sql",[740,947,775],{"class":754},[740,949,927],{"class":754},[740,951,952],{"class":930},"***",[740,954,934],{"class":754},[740,956,957],{"class":754}," }\n",[740,959,961,964],{"class":742,"line":960},6,[740,962,963],{"class":915},"      return",[740,965,966],{"class":750}," input\n",[740,968,970],{"class":742,"line":969},7,[740,971,972],{"class":754},"    },\n",[740,974,976],{"class":742,"line":975},8,[740,977,978],{"class":754},"  },\n",[740,980,982,985],{"class":742,"line":981},9,[740,983,984],{"class":754},"}",[740,986,785],{"class":750},[581,988,989,1000],{},[584,990,991],{},[587,992,993,996,998],{},[590,994,995],{},"Sub-option",[590,997,595],{},[590,999,601],{},[603,1001,1002,1020],{},[587,1003,1004,1008,1013],{},[608,1005,1006],{},[576,1007,719],{},[608,1009,1010],{},[576,1011,1012],{},"number",[608,1014,1015,1016,1019],{},"Truncate stringified inputs exceeding this character length (appends ",[576,1017,1018],{},"…",").",[587,1021,1022,1026,1031],{},[608,1023,1024],{},[576,1025,723],{},[608,1027,1028],{},[576,1029,1030],{},"(input, toolName) => unknown",[608,1032,1033,1034,1036],{},"Custom transform applied before ",[576,1035,719],{},". Use to redact fields or reshape data.",[573,1038,1039,1040,1042,1043,1045,1046,1049],{},"When ",[576,1041,612],{}," is enabled, ",[576,1044,704],{}," becomes an ",[576,1047,1048],{},"Array\u003C{ name, input }>"," instead of a plain string array.",[695,1051,1053],{"id":1052},"prompt-and-output-capture","Prompt and Output Capture",[573,1055,1056,1057,1059,1060,1062],{},"By default, nothing the model was sent or returned reaches your drain. Two independent options turn capture on, one per direction: ",[576,1058,632],{}," records what was sent, ",[576,1061,655],{}," records what came back. Enable one, the other, or both.",[731,1064,1066],{"className":733,"code":1065,"language":735,"meta":736,"style":736},"const ai = createAILogger(log, { prompt: true, output: true })\n",[576,1067,1068],{"__ignoreMap":736},[740,1069,1070,1072,1074,1076,1078,1080,1082,1084,1087,1089,1091,1093,1096,1098,1100,1102],{"class":742,"line":743},[740,1071,747],{"class":746},[740,1073,751],{"class":750},[740,1075,755],{"class":754},[740,1077,759],{"class":758},[740,1079,762],{"class":750},[740,1081,765],{"class":754},[740,1083,768],{"class":754},[740,1085,1086],{"class":771}," prompt",[740,1088,775],{"class":754},[740,1090,779],{"class":778},[740,1092,765],{"class":754},[740,1094,1095],{"class":771}," output",[740,1097,775],{"class":754},[740,1099,779],{"class":778},[740,1101,782],{"class":754},[740,1103,785],{"class":750},[573,1105,1106],{},"The wide event then carries:",[1108,1109,1110,1133],"ul",{},[1111,1112,1113,1115,1116,1120,1121,1124,1125,1128,1129,1132],"li",{},[576,1114,647],{},": the formatted text of the prompt sent to the ",[1117,1118,1119],"strong",{},"first"," model call. One block per message prefixed with its role; text parts are inlined, and other part types become ",[576,1122,1123],{},"[tool-call name]",", ",[576,1126,1127],{},"[tool-result name]"," or ",[576,1130,1131],{},"[file]"," markers.",[1111,1134,1135,1137,1138,1141],{},[576,1136,669],{},": the text generated by the ",[1117,1139,1140],{},"last"," model call, the final answer in a multi-step run. Streamed responses accumulate from the text chunks.",[573,1143,1144],{},"Capture only the direction you need:",[731,1146,1148],{"className":733,"code":1147,"language":735,"meta":736,"style":736},"const ai = createAILogger(log, { prompt: true }) \u002F\u002F ai.prompt only\nconst ai = createAILogger(log, { output: true }) \u002F\u002F ai.output only\n",[576,1149,1150,1180],{"__ignoreMap":736},[740,1151,1152,1154,1156,1158,1160,1162,1164,1166,1168,1170,1172,1174,1176],{"class":742,"line":743},[740,1153,747],{"class":746},[740,1155,751],{"class":750},[740,1157,755],{"class":754},[740,1159,759],{"class":758},[740,1161,762],{"class":750},[740,1163,765],{"class":754},[740,1165,768],{"class":754},[740,1167,1086],{"class":771},[740,1169,775],{"class":754},[740,1171,779],{"class":778},[740,1173,782],{"class":754},[740,1175,937],{"class":750},[740,1177,1179],{"class":1178},"sHwdD","\u002F\u002F ai.prompt only\n",[740,1181,1182,1184,1186,1188,1190,1192,1194,1196,1198,1200,1202,1204,1206],{"class":742,"line":860},[740,1183,747],{"class":746},[740,1185,751],{"class":750},[740,1187,755],{"class":754},[740,1189,759],{"class":758},[740,1191,762],{"class":750},[740,1193,765],{"class":754},[740,1195,768],{"class":754},[740,1197,1095],{"class":771},[740,1199,775],{"class":754},[740,1201,779],{"class":778},[740,1203,782],{"class":754},[740,1205,937],{"class":750},[740,1207,1208],{"class":1178},"\u002F\u002F ai.output only\n",[714,1210,1211,1212,720,1214,724],{},"Prompts and outputs can be large, and they carry whatever your users typed. Reach for ",[576,1213,719],{},[576,1215,723],{},[726,1217,1219],{"id":1218},"truncate-long-content","Truncate long content",[573,1221,1222,1223,775],{},"Each option takes its own ",[576,1224,719],{},[731,1226,1228],{"className":733,"code":1227,"language":735,"meta":736,"style":736},"const ai = createAILogger(log, { prompt: { maxLength: 500 } })\n",[576,1229,1230],{"__ignoreMap":736},[740,1231,1232,1234,1236,1238,1240,1242,1244,1246,1248,1250,1252,1254,1256,1258,1260,1262],{"class":742,"line":743},[740,1233,747],{"class":746},[740,1235,751],{"class":750},[740,1237,755],{"class":754},[740,1239,759],{"class":758},[740,1241,762],{"class":750},[740,1243,765],{"class":754},[740,1245,768],{"class":754},[740,1247,1086],{"class":771},[740,1249,775],{"class":754},[740,1251,768],{"class":754},[740,1253,819],{"class":771},[740,1255,775],{"class":754},[740,1257,878],{"class":824},[740,1259,782],{"class":754},[740,1261,782],{"class":754},[740,1263,785],{"class":750},[726,1265,1267],{"id":1266},"redact-or-reshape","Redact or reshape",[573,1269,1270,1272,1273,775],{},[576,1271,723],{}," receives the captured text and runs before ",[576,1274,719],{},[731,1276,1278],{"className":733,"code":1277,"language":735,"meta":736,"style":736},"const ai = createAILogger(log, {\n  prompt: {\n    maxLength: 500,\n    transform: text => redact(text),\n  },\n})\n",[576,1279,1280,1296,1305,1315,1334,1338],{"__ignoreMap":736},[740,1281,1282,1284,1286,1288,1290,1292,1294],{"class":742,"line":743},[740,1283,747],{"class":746},[740,1285,751],{"class":750},[740,1287,755],{"class":754},[740,1289,759],{"class":758},[740,1291,762],{"class":750},[740,1293,765],{"class":754},[740,1295,857],{"class":754},[740,1297,1298,1301,1303],{"class":742,"line":860},[740,1299,1300],{"class":771},"  prompt",[740,1302,775],{"class":754},[740,1304,857],{"class":754},[740,1306,1307,1309,1311,1313],{"class":742,"line":870},[740,1308,873],{"class":771},[740,1310,775],{"class":754},[740,1312,878],{"class":824},[740,1314,881],{"class":754},[740,1316,1317,1319,1321,1324,1326,1329,1332],{"class":742,"line":884},[740,1318,887],{"class":758},[740,1320,775],{"class":754},[740,1322,1323],{"class":895}," text",[740,1325,907],{"class":746},[740,1327,1328],{"class":758}," redact",[740,1330,1331],{"class":750},"(text)",[740,1333,881],{"class":754},[740,1335,1336],{"class":742,"line":912},[740,1337,978],{"class":754},[740,1339,1340,1342],{"class":742,"line":960},[740,1341,984],{"class":754},[740,1343,785],{"class":750},[581,1345,1346,1356],{},[584,1347,1348],{},[587,1349,1350,1352,1354],{},[590,1351,995],{},[590,1353,595],{},[590,1355,601],{},[603,1357,1358,1373],{},[587,1359,1360,1364,1368],{},[608,1361,1362],{},[576,1363,719],{},[608,1365,1366],{},[576,1367,1012],{},[608,1369,1370,1371,1019],{},"Truncate captured text exceeding this character length (appends ",[576,1372,1018],{},[587,1374,1375,1379,1384],{},[608,1376,1377],{},[576,1378,723],{},[608,1380,1381],{},[576,1382,1383],{},"(content) => string",[608,1385,1033,1386,1388],{},[576,1387,719],{},".",[1390,1391,1392,1393,720,1396,1399,1400,1403,1404,720,1406,1408],"note",{},"Prompt and output capture is a middleware capability: it works with ",[576,1394,1395],{},"createAILogger",[576,1397,1398],{},"createAIMiddleware",". The standalone ",[576,1401,1402],{},"createEvlogIntegration"," observes telemetry events and has no access to the model call parameters, so ",[576,1405,647],{},[576,1407,669],{}," stay absent there.",[695,1410,1412],{"id":1411},"cost-estimation","Cost Estimation",[573,1414,1415,1416,1418,1419,1422],{},"Pass a ",[576,1417,676],{}," map to compute estimated dollar cost per call. The middleware multiplies token usage by the per-million rates and sets ",[576,1420,1421],{},"ai.estimatedCost"," on the wide event.",[731,1424,1426],{"className":733,"code":1425,"language":735,"meta":736,"style":736},"const ai = createAILogger(log, {\n  cost: {\n    'claude-sonnet-4.6': { input: 3, output: 15 },\n    'gpt-4o': { input: 2.5, output: 10 },\n  },\n})\n",[576,1427,1428,1444,1453,1487,1518,1522],{"__ignoreMap":736},[740,1429,1430,1432,1434,1436,1438,1440,1442],{"class":742,"line":743},[740,1431,747],{"class":746},[740,1433,751],{"class":750},[740,1435,755],{"class":754},[740,1437,759],{"class":758},[740,1439,762],{"class":750},[740,1441,765],{"class":754},[740,1443,857],{"class":754},[740,1445,1446,1449,1451],{"class":742,"line":860},[740,1447,1448],{"class":771},"  cost",[740,1450,775],{"class":754},[740,1452,857],{"class":754},[740,1454,1455,1458,1461,1463,1465,1467,1470,1472,1475,1477,1479,1481,1484],{"class":742,"line":870},[740,1456,1457],{"class":754},"    '",[740,1459,1460],{"class":771},"claude-sonnet-4.6",[740,1462,934],{"class":754},[740,1464,775],{"class":754},[740,1466,768],{"class":754},[740,1468,1469],{"class":771}," input",[740,1471,775],{"class":754},[740,1473,1474],{"class":824}," 3",[740,1476,765],{"class":754},[740,1478,1095],{"class":771},[740,1480,775],{"class":754},[740,1482,1483],{"class":824}," 15",[740,1485,1486],{"class":754}," },\n",[740,1488,1489,1491,1494,1496,1498,1500,1502,1504,1507,1509,1511,1513,1516],{"class":742,"line":884},[740,1490,1457],{"class":754},[740,1492,1493],{"class":771},"gpt-4o",[740,1495,934],{"class":754},[740,1497,775],{"class":754},[740,1499,768],{"class":754},[740,1501,1469],{"class":771},[740,1503,775],{"class":754},[740,1505,1506],{"class":824}," 2.5",[740,1508,765],{"class":754},[740,1510,1095],{"class":771},[740,1512,775],{"class":754},[740,1514,1515],{"class":824}," 10",[740,1517,1486],{"class":754},[740,1519,1520],{"class":742,"line":912},[740,1521,978],{"class":754},[740,1523,1524,1526],{"class":742,"line":960},[740,1525,984],{"class":754},[740,1527,785],{"class":750},[573,1529,1530,1531,1537],{},"Read the result from your handler with ",[1532,1533,1534],"a",{"href":347},[576,1535,1536],{},"ai.getEstimatedCost()",", which suits billing dashboards or warning users before expensive calls.",[1539,1540,1541,1542,1544],"tip",{},"Keep your ",[576,1543,676],{}," map in one file alongside model selection so renaming a model in production also updates pricing. Per-route maps drift the moment two routes disagree about which model they call, so keep one.",[695,1546,1548],{"id":1547},"error-handling","Error Handling",[573,1550,1551],{},"If a model call fails, the middleware captures the error into the wide event before re-throwing:",[731,1553,1558],{"className":1554,"code":1555,"filename":1556,"language":1557,"meta":736,"style":736},"language-json shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","{\n  \"ai\": {\n    \"calls\": 1,\n    \"model\": \"claude-sonnet-4.6\",\n    \"provider\": \"anthropic\",\n    \"finishReason\": \"error\",\n    \"error\": \"API rate limit exceeded\"\n  }\n}\n","Wide Event","json",[576,1559,1560,1565,1580,1598,1618,1638,1658,1676,1681],{"__ignoreMap":736},[740,1561,1562],{"class":742,"line":743},[740,1563,1564],{"class":754},"{\n",[740,1566,1567,1570,1573,1576,1578],{"class":742,"line":860},[740,1568,1569],{"class":754},"  \"",[740,1571,1572],{"class":746},"ai",[740,1574,1575],{"class":754},"\"",[740,1577,775],{"class":754},[740,1579,857],{"class":754},[740,1581,1582,1585,1589,1591,1593,1596],{"class":742,"line":870},[740,1583,1584],{"class":754},"    \"",[740,1586,1588],{"class":1587},"sBMFI","calls",[740,1590,1575],{"class":754},[740,1592,775],{"class":754},[740,1594,1595],{"class":824}," 1",[740,1597,881],{"class":754},[740,1599,1600,1602,1605,1607,1609,1612,1614,1616],{"class":742,"line":884},[740,1601,1584],{"class":754},[740,1603,1604],{"class":1587},"model",[740,1606,1575],{"class":754},[740,1608,775],{"class":754},[740,1610,1611],{"class":754}," \"",[740,1613,1460],{"class":930},[740,1615,1575],{"class":754},[740,1617,881],{"class":754},[740,1619,1620,1622,1625,1627,1629,1631,1634,1636],{"class":742,"line":912},[740,1621,1584],{"class":754},[740,1623,1624],{"class":1587},"provider",[740,1626,1575],{"class":754},[740,1628,775],{"class":754},[740,1630,1611],{"class":754},[740,1632,1633],{"class":930},"anthropic",[740,1635,1575],{"class":754},[740,1637,881],{"class":754},[740,1639,1640,1642,1645,1647,1649,1651,1654,1656],{"class":742,"line":960},[740,1641,1584],{"class":754},[740,1643,1644],{"class":1587},"finishReason",[740,1646,1575],{"class":754},[740,1648,775],{"class":754},[740,1650,1611],{"class":754},[740,1652,1653],{"class":930},"error",[740,1655,1575],{"class":754},[740,1657,881],{"class":754},[740,1659,1660,1662,1664,1666,1668,1670,1673],{"class":742,"line":969},[740,1661,1584],{"class":754},[740,1663,1653],{"class":1587},[740,1665,1575],{"class":754},[740,1667,775],{"class":754},[740,1669,1611],{"class":754},[740,1671,1672],{"class":930},"API rate limit exceeded",[740,1674,1675],{"class":754},"\"\n",[740,1677,1678],{"class":742,"line":975},[740,1679,1680],{"class":754},"  }\n",[740,1682,1683],{"class":742,"line":981},[740,1684,1685],{"class":754},"}\n",[573,1687,1688,1689,1692],{},"Stream errors (e.g. content filter) are also captured from the stream's error chunks. 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