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Add the hook",[470,707,708,709,712],{},"Create ",[489,710,711],{},"agent\u002Fhooks\u002Fevlog.ts",":",[626,714,718],{"className":715,"code":716,"filename":711,"language":717,"meta":632,"style":632},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import { defineEvlogHook } from 'evlog\u002Feve'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\n\nexport default defineEvlogHook({\n  init: { env: { service: 'my-agent' } },\n  drain: createAxiomDrain(),\n  enrich: (ctx) => {\n    ctx.event.region = process.env.VERCEL_REGION\n  },\n})\n","typescript",[489,719,720,748,769,776,794,830,846,871,904,910],{"__ignoreMap":632},[636,721,722,726,730,734,737,740,743,745],{"class":638,"line":639},[636,723,725],{"class":724},"s7zQu","import",[636,727,729],{"class":728},"sMK4o"," {",[636,731,733],{"class":732},"sTEyZ"," defineEvlogHook",[636,735,736],{"class":728}," }",[636,738,739],{"class":724}," from",[636,741,742],{"class":728}," '",[636,744,495],{"class":645},[636,746,747],{"class":728},"'\n",[636,749,751,753,755,758,760,762,764,767],{"class":638,"line":750},2,[636,752,725],{"class":724},[636,754,729],{"class":728},[636,756,757],{"class":732}," createAxiomDrain",[636,759,736],{"class":728},[636,761,739],{"class":724},[636,763,742],{"class":728},[636,765,766],{"class":645},"evlog\u002Faxiom",[636,768,747],{"class":728},[636,770,772],{"class":638,"line":771},3,[636,773,775],{"emptyLinePlaceholder":774},true,"\n",[636,777,779,782,785,788,791],{"class":638,"line":778},4,[636,780,781],{"class":724},"export",[636,783,784],{"class":724}," default",[636,786,733],{"class":787},"s2Zo4",[636,789,790],{"class":732},"(",[636,792,793],{"class":728},"{\n",[636,795,797,801,803,805,808,810,812,815,817,819,822,825,827],{"class":638,"line":796},5,[636,798,800],{"class":799},"swJcz","  init",[636,802,712],{"class":728},[636,804,729],{"class":728},[636,806,807],{"class":799}," env",[636,809,712],{"class":728},[636,811,729],{"class":728},[636,813,814],{"class":799}," service",[636,816,712],{"class":728},[636,818,742],{"class":728},[636,820,821],{"class":645},"my-agent",[636,823,824],{"class":728},"'",[636,826,736],{"class":728},[636,828,829],{"class":728}," },\n",[636,831,833,836,838,840,843],{"class":638,"line":832},6,[636,834,835],{"class":799},"  drain",[636,837,712],{"class":728},[636,839,757],{"class":787},[636,841,842],{"class":732},"()",[636,844,845],{"class":728},",\n",[636,847,849,852,854,857,861,864,868],{"class":638,"line":848},7,[636,850,851],{"class":787},"  enrich",[636,853,712],{"class":728},[636,855,856],{"class":728}," (",[636,858,860],{"class":859},"sHdIc","ctx",[636,862,863],{"class":728},")",[636,865,867],{"class":866},"spNyl"," =>",[636,869,870],{"class":728}," {\n",[636,872,874,877,880,883,885,888,891,894,896,899,901],{"class":638,"line":873},8,[636,875,876],{"class":732},"    ctx",[636,878,879],{"class":728},".",[636,881,882],{"class":732},"event",[636,884,879],{"class":728},[636,886,887],{"class":732},"region",[636,889,890],{"class":728}," =",[636,892,893],{"class":732}," process",[636,895,879],{"class":728},[636,897,898],{"class":732},"env",[636,900,879],{"class":728},[636,902,903],{"class":732},"VERCEL_REGION\n",[636,905,907],{"class":638,"line":906},9,[636,908,909],{"class":728},"  },\n",[636,911,913,916],{"class":638,"line":912},10,[636,914,915],{"class":728},"}",[636,917,918],{"class":732},")\n",[470,920,921,922,925,926,929],{},"eve auto-discovers hook files under ",[489,923,924],{},"agent\u002Fhooks\u002F",". No HTTP middleware — the unit of work is an agent ",[480,927,928],{},"turn",", not a request.",[618,931,933],{"id":932},"_3-log-business-context-from-tools","3. Log business context from tools",[470,935,936,939,940,943,944,947,948,951,952,955,956,959],{},[489,937,938],{},"defineEvlogHook()"," binds the turn logger via ",[480,941,942],{},"AsyncLocalStorage"," on ",[489,945,946],{},"turn.started",". Inside tool ",[489,949,950],{},"execute()"," handlers, call ",[489,953,954],{},"useLogger()"," with no arguments — same ergonomics as ",[489,957,958],{},"useLogger(event)"," in Nuxt or Hono.",[470,961,962,963,968],{},"In the ",[473,964,967],{"href":965,"rel":966},"https:\u002F\u002Fgithub.com\u002FHugoRCD\u002Fevlog\u002Ftree\u002Fmain\u002Fexamples\u002Feve",[477],"example agent",", support tools attach customer and order context as the agent works a refund:",[626,970,973],{"className":715,"code":971,"filename":972,"language":717,"meta":632,"style":632},"import { defineTool } from 'eve\u002Ftools'\nimport { useLogger } from 'evlog\u002Feve'\nimport { z } from 'zod'\n\nexport default defineTool({\n  description: 'Look up an order by id.',\n  inputSchema: z.object({ orderId: z.string() }),\n  async execute({ orderId }) {\n    const order = await fetchOrder(orderId)\n    const log = useLogger()\n    log.set({ order: { id: order.id, amount: order.amount, status: order.status } })\n    return order\n  },\n})\n","agent\u002Ftools\u002Flookup_order.ts",[489,974,975,995,1014,1034,1038,1050,1066,1106,1124,1147,1161,1229,1238,1243],{"__ignoreMap":632},[636,976,977,979,981,984,986,988,990,993],{"class":638,"line":639},[636,978,725],{"class":724},[636,980,729],{"class":728},[636,982,983],{"class":732}," defineTool",[636,985,736],{"class":728},[636,987,739],{"class":724},[636,989,742],{"class":728},[636,991,992],{"class":645},"eve\u002Ftools",[636,994,747],{"class":728},[636,996,997,999,1001,1004,1006,1008,1010,1012],{"class":638,"line":750},[636,998,725],{"class":724},[636,1000,729],{"class":728},[636,1002,1003],{"class":732}," useLogger",[636,1005,736],{"class":728},[636,1007,739],{"class":724},[636,1009,742],{"class":728},[636,1011,495],{"class":645},[636,1013,747],{"class":728},[636,1015,1016,1018,1020,1023,1025,1027,1029,1032],{"class":638,"line":771},[636,1017,725],{"class":724},[636,1019,729],{"class":728},[636,1021,1022],{"class":732}," z",[636,1024,736],{"class":728},[636,1026,739],{"class":724},[636,1028,742],{"class":728},[636,1030,1031],{"class":645},"zod",[636,1033,747],{"class":728},[636,1035,1036],{"class":638,"line":778},[636,1037,775],{"emptyLinePlaceholder":774},[636,1039,1040,1042,1044,1046,1048],{"class":638,"line":796},[636,1041,781],{"class":724},[636,1043,784],{"class":724},[636,1045,983],{"class":787},[636,1047,790],{"class":732},[636,1049,793],{"class":728},[636,1051,1052,1055,1057,1059,1062,1064],{"class":638,"line":832},[636,1053,1054],{"class":799},"  description",[636,1056,712],{"class":728},[636,1058,742],{"class":728},[636,1060,1061],{"class":645},"Look up an order by id.",[636,1063,824],{"class":728},[636,1065,845],{"class":728},[636,1067,1068,1071,1073,1075,1077,1080,1082,1085,1088,1090,1092,1094,1097,1100,1102,1104],{"class":638,"line":848},[636,1069,1070],{"class":799},"  inputSchema",[636,1072,712],{"class":728},[636,1074,1022],{"class":732},[636,1076,879],{"class":728},[636,1078,1079],{"class":787},"object",[636,1081,790],{"class":732},[636,1083,1084],{"class":728},"{",[636,1086,1087],{"class":799}," orderId",[636,1089,712],{"class":728},[636,1091,1022],{"class":732},[636,1093,879],{"class":728},[636,1095,1096],{"class":787},"string",[636,1098,1099],{"class":732},"() ",[636,1101,915],{"class":728},[636,1103,863],{"class":732},[636,1105,845],{"class":728},[636,1107,1108,1111,1114,1117,1119,1122],{"class":638,"line":873},[636,1109,1110],{"class":866},"  async",[636,1112,1113],{"class":799}," execute",[636,1115,1116],{"class":728},"({",[636,1118,1087],{"class":859},[636,1120,1121],{"class":728}," })",[636,1123,870],{"class":728},[636,1125,1126,1129,1132,1134,1137,1140,1142,1145],{"class":638,"line":906},[636,1127,1128],{"class":866},"    const",[636,1130,1131],{"class":732}," order",[636,1133,890],{"class":728},[636,1135,1136],{"class":724}," await",[636,1138,1139],{"class":787}," fetchOrder",[636,1141,790],{"class":799},[636,1143,1144],{"class":732},"orderId",[636,1146,918],{"class":799},[636,1148,1149,1151,1154,1156,1158],{"class":638,"line":912},[636,1150,1128],{"class":866},[636,1152,1153],{"class":732}," log",[636,1155,890],{"class":728},[636,1157,1003],{"class":787},[636,1159,1160],{"class":799},"()\n",[636,1162,1164,1167,1169,1172,1174,1176,1178,1180,1182,1185,1187,1189,1191,1194,1197,1200,1202,1204,1206,1209,1211,1214,1216,1218,1220,1223,1225,1227],{"class":638,"line":1163},11,[636,1165,1166],{"class":732},"    log",[636,1168,879],{"class":728},[636,1170,1171],{"class":787},"set",[636,1173,790],{"class":799},[636,1175,1084],{"class":728},[636,1177,1131],{"class":799},[636,1179,712],{"class":728},[636,1181,729],{"class":728},[636,1183,1184],{"class":799}," id",[636,1186,712],{"class":728},[636,1188,1131],{"class":732},[636,1190,879],{"class":728},[636,1192,1193],{"class":732},"id",[636,1195,1196],{"class":728},",",[636,1198,1199],{"class":799}," amount",[636,1201,712],{"class":728},[636,1203,1131],{"class":732},[636,1205,879],{"class":728},[636,1207,1208],{"class":732},"amount",[636,1210,1196],{"class":728},[636,1212,1213],{"class":799}," status",[636,1215,712],{"class":728},[636,1217,1131],{"class":732},[636,1219,879],{"class":728},[636,1221,1222],{"class":732},"status",[636,1224,736],{"class":728},[636,1226,736],{"class":728},[636,1228,918],{"class":799},[636,1230,1232,1235],{"class":638,"line":1231},12,[636,1233,1234],{"class":724},"    return",[636,1236,1237],{"class":732}," order\n",[636,1239,1241],{"class":638,"line":1240},13,[636,1242,909],{"class":728},[636,1244,1246,1248],{"class":638,"line":1245},14,[636,1247,915],{"class":728},[636,1249,918],{"class":732},[502,1251,1253,1256,1257,1259,1260,1262,1263,1266,1267,1269],{"color":1252,"icon":88},"neutral",[480,1254,1255],{},"Fallback:"," if ",[489,1258,954],{}," throws outside a turn, pass eve tool ",[489,1261,860],{},": ",[489,1264,1265],{},"useLogger(ctx)",". This covers separate hook\u002Ftool bundles or runtimes where AsyncLocalStorage does not propagate. With a standard eve agent layout and ",[489,1268,711],{}," registered, you should not need it.",[618,1271,1273],{"id":1272},"_4-nextjs-web-chat-optional","4. Next.js web chat (optional)",[470,1275,1276,1277,1280,1281,1284,1285,1288,1289,1284,1292,1295,1296,1299,1300,1303,1304,1307,1308,879],{},"Wrap ",[489,1278,1279],{},"next.config.ts"," with ",[489,1282,1283],{},"withEve()"," from ",[489,1286,1287],{},"eve\u002Fnext"," and use ",[489,1290,1291],{},"useEveAgent()",[489,1293,1294],{},"eve\u002Freact"," in your app. eve starts alongside ",[489,1297,1298],{},"next dev"," and proxies ",[489,1301,1302],{},"\u002Feve\u002Fv1\u002F*"," on the same origin — tool calls, approvals, and ",[489,1305,1306],{},"ask_question"," work out of the box. See the ",[473,1309,967],{"href":965,"rel":1310},[477],[556,1312,1314],{"id":1313},"wide-event-shape","Wide event shape",[470,1316,1317],{},"Each completed turn emits one event:",[626,1319,1324],{"className":1320,"code":1321,"filename":1322,"language":1323,"meta":632,"style":632},"language-json shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","{\n  \"method\": \"EVE\",\n  \"path\": \"\u002Fsessions\u002Fsess_abc\u002Fturns\u002Fturn_0\",\n  \"status\": 200,\n  \"duration\": \"7.9s\",\n  \"service\": \"clearbill-support-agent\",\n  \"eve\": {\n    \"sessionId\": \"sess_abc\",\n    \"turnId\": \"turn_0\",\n    \"turnSequence\": 0,\n    \"phase\": \"awaiting-approval\",\n    \"sessionTurns\": 1\n  },\n  \"customer\": { \"slug\": \"acme-corp\", \"plan\": \"enterprise\" },\n  \"order\": { \"id\": \"4821\", \"amount\": 890, \"currency\": \"USD\" },\n  \"approval\": { \"status\": \"pending\", \"tool\": \"issue_refund\" },\n  \"ai\": {\n    \"calls\": 2,\n    \"steps\": 2,\n    \"inputTokens\": 11724,\n    \"outputTokens\": 282,\n    \"finishReason\": \"tool-calls\",\n    \"tools\": [\n      { \"name\": \"lookup_customer\", \"durationMs\": 26, \"success\": true },\n      { \"name\": \"lookup_order\", \"durationMs\": 13, \"success\": true }\n    ]\n  }\n}\n","Wide Event — turn awaiting approval","json",[489,1325,1326,1330,1353,1373,1389,1409,1429,1441,1462,1482,1498,1518,1532,1536,1585,1647,1696,1710,1727,1743,1760,1777,1798,1813,1865,1913,1919,1925],{"__ignoreMap":632},[636,1327,1328],{"class":638,"line":639},[636,1329,793],{"class":728},[636,1331,1332,1335,1338,1341,1343,1346,1349,1351],{"class":638,"line":750},[636,1333,1334],{"class":728},"  \"",[636,1336,1337],{"class":866},"method",[636,1339,1340],{"class":728},"\"",[636,1342,712],{"class":728},[636,1344,1345],{"class":728}," 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[{",[636,2250,1345],{"class":728},[636,2252,1823],{"class":1385},[636,2254,1340],{"class":728},[636,2256,712],{"class":728},[636,2258,1345],{"class":728},[636,2260,1691],{"class":645},[636,2262,1340],{"class":728},[636,2264,1196],{"class":728},[636,2266,1345],{"class":728},[636,2268,1841],{"class":1385},[636,2270,1340],{"class":728},[636,2272,712],{"class":728},[636,2274,2275],{"class":1385}," 993",[636,2277,1196],{"class":728},[636,2279,1345],{"class":728},[636,2281,1855],{"class":1385},[636,2283,1340],{"class":728},[636,2285,712],{"class":728},[636,2287,1862],{"class":728},[636,2289,2290],{"class":728}," }],\n",[636,2292,2293,2295,2297,2299,2301,2303,2306],{"class":638,"line":1245},[636,2294,1445],{"class":728},[636,2296,1784],{"class":642},[636,2298,1340],{"class":728},[636,2300,712],{"class":728},[636,2302,1345],{"class":728},[636,2304,2305],{"class":645},"stop",[636,2307,2308],{"class":728},"\"\n",[636,2310,2311],{"class":638,"line":1587},[636,2312,1924],{"class":728},[636,2314,2315],{"class":638,"line":1649},[636,2316,1930],{"class":728},[470,2318,2319,2320,2323,2324,2323,2327,2330,2331,2333,2334,2337,2338,2341,2342,2345,2346,2323,2348,2323,2351,2354],{},"Token usage and tool executions are accumulated from eve stream events (",[489,2321,2322],{},"step.completed",", ",[489,2325,2326],{},"actions.requested",[489,2328,2329],{},"action.result","). Business fields set via ",[489,2332,954],{}," carry across turns in the same session. Link turns in analytics with ",[489,2335,2336],{},"eve.sessionId"," + ",[489,2339,2340],{},"eve.turnSequence"," — each event stays self-contained. ",[489,2343,2344],{},"eve.phase"," is only set for non-routine endings (",[489,2347,1513],{},[489,2349,2350],{},"rejected",[489,2352,2353],{},"failed",").",[556,2356,2358],{"id":2357},"production","Production",[470,2360,2361],{},"Long-running eve agents should disable terminal pretty-printing and use a non-blocking drain:",[626,2363,2365],{"className":715,"code":2364,"filename":711,"language":717,"meta":632,"style":632},"import { defineEvlogHook } from 'evlog\u002Feve'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\nimport { createDrainPipeline } from 'evlog\u002Fpipeline'\n\nconst drain = createDrainPipeline({ batch: { size: 50, intervalMs: 5000 } })(\n  createAxiomDrain(),\n)\n\nexport default defineEvlogHook({\n  init: {\n    env: { service: 'my-agent', environment: 'production' },\n    pretty: false,\n    sampling: { rates: { info: 10 } },\n  },\n  drain,\n  maxSessions: 256,\n})\n",[489,2366,2367,2385,2403,2423,2427,2476,2485,2489,2493,2505,2513,2547,2560,2588,2592,2598,2610],{"__ignoreMap":632},[636,2368,2369,2371,2373,2375,2377,2379,2381,2383],{"class":638,"line":639},[636,2370,725],{"class":724},[636,2372,729],{"class":728},[636,2374,733],{"class":732},[636,2376,736],{"class":728},[636,2378,739],{"class":724},[636,2380,742],{"class":728},[636,2382,495],{"class":645},[636,2384,747],{"class":728},[636,2386,2387,2389,2391,2393,2395,2397,2399,2401],{"class":638,"line":750},[636,2388,725],{"class":724},[636,2390,729],{"class":728},[636,2392,757],{"class":732},[636,2394,736],{"class":728},[636,2396,739],{"class":724},[636,2398,742],{"class":728},[636,2400,766],{"class":645},[636,2402,747],{"class":728},[636,2404,2405,2407,2409,2412,2414,2416,2418,2421],{"class":638,"line":771},[636,2406,725],{"class":724},[636,2408,729],{"class":728},[636,2410,2411],{"class":732}," createDrainPipeline",[636,2413,736],{"class":728},[636,2415,739],{"class":724},[636,2417,742],{"class":728},[636,2419,2420],{"class":645},"evlog\u002Fpipeline",[636,2422,747],{"class":728},[636,2424,2425],{"class":638,"line":778},[636,2426,775],{"emptyLinePlaceholder":774},[636,2428,2429,2432,2435,2438,2440,2442,2444,2447,2449,2451,2454,2456,2459,2461,2464,2466,2469,2471,2473],{"class":638,"line":796},[636,2430,2431],{"class":866},"const",[636,2433,2434],{"class":732}," drain ",[636,2436,2437],{"class":728},"=",[636,2439,2411],{"class":787},[636,2441,790],{"class":732},[636,2443,1084],{"class":728},[636,2445,2446],{"class":799}," batch",[636,2448,712],{"class":728},[636,2450,729],{"class":728},[636,2452,2453],{"class":799}," size",[636,2455,712],{"class":728},[636,2457,2458],{"class":1385}," 50",[636,2460,1196],{"class":728},[636,2462,2463],{"class":799}," intervalMs",[636,2465,712],{"class":728},[636,2467,2468],{"class":1385}," 5000",[636,2470,736],{"class":728},[636,2472,736],{"class":728},[636,2474,2475],{"class":732},")(\n",[636,2477,2478,2481,2483],{"class":638,"line":832},[636,2479,2480],{"class":787},"  createAxiomDrain",[636,2482,842],{"class":732},[636,2484,845],{"class":728},[636,2486,2487],{"class":638,"line":848},[636,2488,918],{"class":732},[636,2490,2491],{"class":638,"line":873},[636,2492,775],{"emptyLinePlaceholder":774},[636,2494,2495,2497,2499,2501,2503],{"class":638,"line":906},[636,2496,781],{"class":724},[636,2498,784],{"class":724},[636,2500,733],{"class":787},[636,2502,790],{"class":732},[636,2504,793],{"class":728},[636,2506,2507,2509,2511],{"class":638,"line":912},[636,2508,800],{"class":799},[636,2510,712],{"class":728},[636,2512,870],{"class":728},[636,2514,2515,2518,2520,2522,2524,2526,2528,2530,2532,2534,2537,2539,2541,2543,2545],{"class":638,"line":1163},[636,2516,2517],{"class":799},"    env",[636,2519,712],{"class":728},[636,2521,729],{"class":728},[636,2523,814],{"class":799},[636,2525,712],{"class":728},[636,2527,742],{"class":728},[636,2529,821],{"class":645},[636,2531,824],{"class":728},[636,2533,1196],{"class":728},[636,2535,2536],{"class":799}," environment",[636,2538,712],{"class":728},[636,2540,742],{"class":728},[636,2542,2357],{"class":645},[636,2544,824],{"class":728},[636,2546,829],{"class":728},[636,2548,2549,2552,2554,2558],{"class":638,"line":1231},[636,2550,2551],{"class":799},"    pretty",[636,2553,712],{"class":728},[636,2555,2557],{"class":2556},"sfNiH"," false",[636,2559,845],{"class":728},[636,2561,2562,2565,2567,2569,2572,2574,2576,2579,2581,2584,2586],{"class":638,"line":1240},[636,2563,2564],{"class":799},"    sampling",[636,2566,712],{"class":728},[636,2568,729],{"class":728},[636,2570,2571],{"class":799}," rates",[636,2573,712],{"class":728},[636,2575,729],{"class":728},[636,2577,2578],{"class":799}," info",[636,2580,712],{"class":728},[636,2582,2583],{"class":1385}," 10",[636,2585,736],{"class":728},[636,2587,829],{"class":728},[636,2589,2590],{"class":638,"line":1245},[636,2591,909],{"class":728},[636,2593,2594,2596],{"class":638,"line":1587},[636,2595,835],{"class":732},[636,2597,845],{"class":728},[636,2599,2600,2603,2605,2608],{"class":638,"line":1649},[636,2601,2602],{"class":799},"  maxSessions",[636,2604,712],{"class":728},[636,2606,2607],{"class":1385}," 256",[636,2609,845],{"class":728},[636,2611,2612,2614],{"class":638,"line":1698},[636,2613,915],{"class":728},[636,2615,918],{"class":732},[561,2617,2618,2628],{},[564,2619,2620],{},[567,2621,2622,2625],{},[570,2623,2624],{},"Concern",[570,2626,2627],{},"Recommendation",[577,2629,2630,2641,2649,2660,2674],{},[567,2631,2632,2635],{},[582,2633,2634],{},"Terminal output",[582,2636,2637,2640],{},[489,2638,2639],{},"init.pretty: false"," — pretty-print is for local dev only",[567,2642,2643,2646],{},[582,2644,2645],{},"Drain latency",[582,2647,2648],{},"Batch or async HTTP drains; never block the turn on I\u002FO",[567,2650,2651,2654],{},[582,2652,2653],{},"Head sampling",[582,2655,2656,2659],{},[489,2657,2658],{},"init.sampling.rates"," — eve emits one event per turn, not per token",[567,2661,2662,2664],{},[582,2663,153],{},[582,2665,2666,2669,2670,2673],{},[489,2667,2668],{},"maxSessions"," (default ",[489,2671,2672],{},"256",") evicts oldest idle session state",[567,2675,2676,2679],{},[582,2677,2678],{},"Load",[582,2680,2681],{},"Hook handlers are O(1) per stream event; cost is dominated by your drain",[556,2683,274],{"id":2684},"options",[561,2686,2687,2697],{},[564,2688,2689],{},[567,2690,2691,2694],{},[570,2692,2693],{},"Option",[570,2695,2696],{},"Description",[577,2698,2699,2713,2735,2749,2772,2783],{},[567,2700,2701,2706],{},[582,2702,2703],{},[489,2704,2705],{},"init",[582,2707,2708,2709,2712],{},"Passed to ",[489,2710,2711],{},"initLogger()"," on first hook invocation",[567,2714,2715,2730],{},[582,2716,2717,2720,2721,2720,2724,2720,2727],{},[489,2718,2719],{},"drain"," \u002F ",[489,2722,2723],{},"enrich",[489,2725,2726],{},"keep",[489,2728,2729],{},"plugins",[582,2731,2732,2733,863],{},"Same as HTTP integrations (",[473,2734,2729],{"href":409},[567,2736,2737,2742],{},[582,2738,2739],{},[489,2740,2741],{},"redactMessage",[582,2743,2744,2745,2748],{},"Default ",[489,2746,2747],{},"true"," — omits user message text from the wide event",[567,2750,2751,2759],{},[582,2752,2753,2720,2756],{},[489,2754,2755],{},"cost",[489,2757,2758],{},"model",[582,2760,2761,2762,1284,2765,2768,2769],{},"Optional token pricing (",[489,2763,2764],{},"ModelCost",[489,2766,2767],{},"evlog\u002Fai",") → ",[489,2770,2771],{},"ai.estimatedCost",[567,2773,2774,2778],{},[582,2775,2776],{},[489,2777,2668],{},[582,2779,2780,2781,863],{},"In-memory session cap for context carry-over (default ",[489,2782,2672],{},[567,2784,2785,2793],{},[582,2786,2787,2720,2790],{},[489,2788,2789],{},"include",[489,2791,2792],{},"exclude",[582,2794,2795,2796,863],{},"Route-style filters on turn paths (",[489,2797,2798],{},"\u002Fsessions\u002F*\u002Fturns\u002F*",[556,2800,416],{"id":2801},"tail-sampling",[470,2803,2804,2805,2807],{},"Use ",[489,2806,2726],{}," to force-keep turns with failed tools or high token usage:",[626,2809,2811],{"className":715,"code":2810,"filename":711,"language":717,"meta":632,"style":632},"export default defineEvlogHook({\n  drain: createAxiomDrain(),\n  keep: (ctx) => {\n    const ai = ctx.context.ai as {\n      inputTokens?: number\n      outputTokens?: number\n      tools?: Array\u003C{ success: boolean }>\n    } | undefined\n    const totalTokens = (ai?.inputTokens ?? 0) + (ai?.outputTokens ?? 0)\n    if (totalTokens > 10_000) ctx.shouldKeep = true\n    if (ai?.tools?.some(t => !t.success)) ctx.shouldKeep = true\n  },\n})\n",[489,2812,2813,2825,2837,2854,2880,2891,2900,2924,2935,2978,3008,3054,3058],{"__ignoreMap":632},[636,2814,2815,2817,2819,2821,2823],{"class":638,"line":639},[636,2816,781],{"class":724},[636,2818,784],{"class":724},[636,2820,733],{"class":787},[636,2822,790],{"class":732},[636,2824,793],{"class":728},[636,2826,2827,2829,2831,2833,2835],{"class":638,"line":750},[636,2828,835],{"class":799},[636,2830,712],{"class":728},[636,2832,757],{"class":787},[636,2834,842],{"class":732},[636,2836,845],{"class":728},[636,2838,2839,2842,2844,2846,2848,2850,2852],{"class":638,"line":771},[636,2840,2841],{"class":787},"  keep",[636,2843,712],{"class":728},[636,2845,856],{"class":728},[636,2847,860],{"class":859},[636,2849,863],{"class":728},[636,2851,867],{"class":866},[636,2853,870],{"class":728},[636,2855,2856,2858,2861,2863,2866,2868,2871,2873,2875,2878],{"class":638,"line":778},[636,2857,1128],{"class":866},[636,2859,2860],{"class":732}," ai",[636,2862,890],{"class":728},[636,2864,2865],{"class":732}," ctx",[636,2867,879],{"class":728},[636,2869,2870],{"class":732},"context",[636,2872,879],{"class":728},[636,2874,1703],{"class":732},[636,2876,2877],{"class":724}," as",[636,2879,870],{"class":728},[636,2881,2882,2885,2888],{"class":638,"line":796},[636,2883,2884],{"class":799},"      inputTokens",[636,2886,2887],{"class":728},"?:",[636,2889,2890],{"class":642}," number\n",[636,2892,2893,2896,2898],{"class":638,"line":832},[636,2894,2895],{"class":799},"      outputTokens",[636,2897,2887],{"class":728},[636,2899,2890],{"class":642},[636,2901,2902,2905,2907,2910,2913,2916,2918,2921],{"class":638,"line":848},[636,2903,2904],{"class":799},"      tools",[636,2906,2887],{"class":728},[636,2908,2909],{"class":642}," Array",[636,2911,2912],{"class":728},"\u003C{",[636,2914,2915],{"class":799}," success",[636,2917,712],{"class":728},[636,2919,2920],{"class":642}," boolean",[636,2922,2923],{"class":728}," }>\n",[636,2925,2926,2929,2932],{"class":638,"line":873},[636,2927,2928],{"class":728},"    }",[636,2930,2931],{"class":728}," |",[636,2933,2934],{"class":642}," undefined\n",[636,2936,2937,2939,2942,2944,2946,2948,2951,2953,2956,2958,2961,2964,2966,2968,2970,2972,2974,2976],{"class":638,"line":906},[636,2938,1128],{"class":866},[636,2940,2941],{"class":732}," totalTokens",[636,2943,890],{"class":728},[636,2945,856],{"class":799},[636,2947,1703],{"class":732},[636,2949,2950],{"class":728},"?.",[636,2952,1750],{"class":732},[636,2954,2955],{"class":728}," ??",[636,2957,1495],{"class":1385},[636,2959,2960],{"class":799},") ",[636,2962,2963],{"class":728},"+",[636,2965,856],{"class":799},[636,2967,1703],{"class":732},[636,2969,2950],{"class":728},[636,2971,1767],{"class":732},[636,2973,2955],{"class":728},[636,2975,1495],{"class":1385},[636,2977,918],{"class":799},[636,2979,2980,2983,2985,2988,2991,2994,2996,2998,3000,3003,3005],{"class":638,"line":912},[636,2981,2982],{"class":724},"    if",[636,2984,856],{"class":799},[636,2986,2987],{"class":732},"totalTokens",[636,2989,2990],{"class":728}," >",[636,2992,2993],{"class":1385}," 10_000",[636,2995,2960],{"class":799},[636,2997,860],{"class":732},[636,2999,879],{"class":728},[636,3001,3002],{"class":732},"shouldKeep",[636,3004,890],{"class":728},[636,3006,3007],{"class":2556}," true\n",[636,3009,3010,3012,3014,3016,3018,3020,3022,3025,3027,3030,3032,3035,3037,3039,3041,3044,3046,3048,3050,3052],{"class":638,"line":1163},[636,3011,2982],{"class":724},[636,3013,856],{"class":799},[636,3015,1703],{"class":732},[636,3017,2950],{"class":728},[636,3019,1805],{"class":732},[636,3021,2950],{"class":728},[636,3023,3024],{"class":787},"some",[636,3026,790],{"class":799},[636,3028,3029],{"class":859},"t",[636,3031,867],{"class":866},[636,3033,3034],{"class":728}," !",[636,3036,3029],{"class":732},[636,3038,879],{"class":728},[636,3040,1855],{"class":732},[636,3042,3043],{"class":799},")) ",[636,3045,860],{"class":732},[636,3047,879],{"class":728},[636,3049,3002],{"class":732},[636,3051,890],{"class":728},[636,3053,3007],{"class":2556},[636,3055,3056],{"class":638,"line":1231},[636,3057,909],{"class":728},[636,3059,3060,3062],{"class":638,"line":1240},[636,3061,915],{"class":728},[636,3063,918],{"class":732},[556,3065,3067],{"id":3066},"audit-logs","Audit logs",[470,3069,3070,3071,3073,3074,3077,3078,3081,3082,3085,3086,1280,3088,879],{},"Combine with ",[473,3072,317],{"href":323},": register ",[489,3075,3076],{},"auditEnricher()"," via ",[489,3079,3080],{},"init.plugins"," or a global plugin, and call ",[489,3083,3084],{},"log.audit()"," inside tools when a human approval gate fires. Tool rejections surface on ",[489,3087,2329],{},[489,3089,3090],{},"status: \"rejected\"",[556,3092,3094],{"id":3093},"run-locally","Run locally",[626,3096,3098],{"className":628,"code":3097,"language":631,"meta":632,"style":632},"git clone https:\u002F\u002Fgithub.com\u002FHugoRCD\u002Fevlog\ncd evlog\npnpm install\npnpm run example:eve\n",[489,3099,3100,3111,3119,3126],{"__ignoreMap":632},[636,3101,3102,3105,3108],{"class":638,"line":639},[636,3103,3104],{"class":642},"git",[636,3106,3107],{"class":645}," clone",[636,3109,3110],{"class":645}," https:\u002F\u002Fgithub.com\u002FHugoRCD\u002Fevlog\n",[636,3112,3113,3116],{"class":638,"line":750},[636,3114,3115],{"class":787},"cd",[636,3117,3118],{"class":645}," evlog\n",[636,3120,3121,3123],{"class":638,"line":771},[636,3122,630],{"class":642},[636,3124,3125],{"class":645}," install\n",[636,3127,3128,3130,3133],{"class":638,"line":778},[636,3129,630],{"class":642},[636,3131,3132],{"class":645}," run",[636,3134,3135],{"class":645}," example:eve\n",[470,3137,3138,3139,3142,3143,3146,3147,3150,3151,3157],{},"The ",[489,3140,3141],{},"examples\u002Feve"," project is a ",[480,3144,3145],{},"support refund copilot"," (Clearbill SaaS): lookup customer → lookup order → issue refund, with eve approvals when amount > $100. 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