{
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"versionSource": "https://longcat.chat/platform/docs/zh/ChangeLog.html",
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"tasks": [
{
"id": "pelican",
"title": "鹈鹕骑自行车",
"titleEn": "Pelican riding a bicycle",
"source": "https://simonwillison.net/2024/Oct/25/pelicans-on-a-bicycle/",
"prompt": "Generate an SVG of a pelican riding a bicycle",
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"自行车有两轮和连贯的车架",
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"Two wheels and a connected bicycle frame",
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{
"id": "clock",
"title": "9:41 模拟钟表",
"titleEn": "An analog clock at 9:41",
"prompt": "Return only a complete, self-contained static SVG with viewBox=\"0 0 800 600\". Draw a clear analog clock showing exactly 9:41, with all twelve numbers 1 through 12. The hour hand must be correctly positioned between 9 and 10, not exactly on 9. The minute hand must indicate minute 41. Use a shorter hour hand and a longer minute hand, no second hand. Add a small label \"09:41\" below the dial. Do not use scripts, external assets or embedded images.",
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{
"id": "dashboard",
"title": "数据图表与比例",
"titleEn": "Data chart and proportional bars",
"prompt": "Return only a complete, self-contained static SVG with viewBox=\"0 0 800 600\". Design a polished dashboard card titled \"Quarterly Revenue\". Draw a vertical bar chart for Q1=12, Q2=24, Q3=18, Q4=30, in that left-to-right order. All four bars must share a zero baseline, and bar heights must be exactly proportional to the values. Show a y-axis labeled 0, 10, 20, 30 and show the value above each bar. Add summary labels \"Total: 84\" and \"Best: Q4\". Use a light background and readable typography. Do not use scripts, external assets or embedded images.",
"rubricZh": [
"Q1 到 Q4 的顺序、数值与总计 84 正确",
"四柱共享零基线，高度比例为 2:4:3:5",
"刻度、柱顶数字与摘要清楚，无遮挡"
],
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"Correct quarter order, values and total of 84",
"Shared zero baseline and heights in the ratio 2:4:3:5",
"Readable axis, values and summaries without overlap"
]
},
{
"id": "poster",
"title": "中文海报与排版约束",
"titleEn": "Chinese poster and layout constraints",
"prompt": "只输出一个完整、自包含的静态 SVG，viewBox=\"0 0 800 600\"。设计一张清晰、精致的中文活动海报。必须且仅包含以下六段文字，每段出现一次，不能增删字或改写：主标题“周末骑行计划”；副标题“慢一点，看见城市”；时间“10月24日 09:00”；地点“滨江公园东门”；说明“自备头盔 · 全程12公里”；按钮文字“立即报名”。画一个简洁的自行车图标。主标题最大，时间地点次之，说明最小。背景浅色，留足边距，所有文字保持在画布内，不重叠，不使用脚本、外部素材或嵌入图片。",
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"六段指定文字各一次，字词与数字不改写",
"标题、信息和按钮层次清晰",
"边距充足，文字在画布内且不重叠，自行车可辨识"
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"identity": "a65fe7afbfb6fac710fa320a524d8701672b3846b249664ca8bd70df669c36d5",
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"id": "pelican",
"title": "鹈鹕骑自行车",
"titleEn": "Pelican riding a bicycle",
"source": "https://simonwillison.net/2024/Oct/25/pelicans-on-a-bicycle/",
"prompt": "Generate an SVG of a pelican riding a bicycle",
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"Two wheels and a connected bicycle frame",
"Coherent rider, saddle, pedals and handlebar relationships"
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"mode": "disabled",
"status": "done",
"text": "```svg\n\n```",
"startedAt": "2026-10-26T15:47:56.181Z",
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"extraction": "Exact first SVG element from response; surrounding prose or code fence omitted, SVG bytes unchanged.",
"viewBox": "0 0 600 500",
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"height": 1000,
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"renderer": "sharp/libvips SVG rasterization at 1200px width; no visual edits",
"assessmentZh": "长喙、喉囊与浅色鸟身可辨认，双轮和三角车架清晰，脚部大致落在脚踏附近。明显问题是前叉缺失：车架前端止于(380,300)，没有线段连接前轮轴(420,380)，前轮看起来游离；翼尖也未真正握住车把。属于可渲染但结构不完整的插画。点评为AI助手定性观察，不是独立人工评分。",
"assessmentEn": "The long bill, pouch, pale body, two wheels and triangular frame are recognizable, and the feet roughly meet the pedals. The front fork is missing: the frame ends at (380,300) without connecting to the front hub at (420,380), leaving the front wheel detached. The wing also stops short of the handlebar. Renderable, but mechanically incomplete. This is an AI assistant qualitative observation, not independent human scoring.",
"altZh": "LongCat 2.5 Preview 10月26日关闭思考生成的鹈鹕骑车图，前叉缺失",
"altEn": "LongCat 2.5 Preview thinking-off pelican, 26 October; missing front fork",
"geometryCheck": {
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380
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"assessmentMethod": "AI assistant visual inspection plus source-coordinate check",
"attemptNumber": 1,
"history": [],
"sourceEvidence": "/evaluations/longcat-2-5-20261026-visual.json",
"timeoutMs": 600000
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"title": "鹈鹕骑自行车",
"titleEn": "Pelican riding a bicycle",
"source": "https://simonwillison.net/2024/Oct/25/pelicans-on-a-bicycle/",
"prompt": "Generate an SVG of a pelican riding a bicycle",
"rubricZh": [
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"Two wheels and a connected bicycle frame",
"Coherent rider, saddle, pedals and handlebar relationships"
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"mode": "default",
"status": "truncated",
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"startedAt": "2026-10-26T15:48:26.980Z",
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"renderError": "No complete SVG in the original response",
"assessmentZh": "首轮在12,288输出token上限处截断（211.18秒），没有完整SVG，不能当成已完成图像。原始正文、usage与结束原因均保留；随后提高预算独立重试，不人工补画。",
"assessmentEn": "The first attempt hit the 12,288-token limit after 211.18 seconds and did not yield a complete SVG. Original text, usage and finish reason remain available. A separate higher-budget retry follows; no manual completion.",
"altZh": "LongCat 2.5 Preview开启思考鹈鹕题首轮截断未成图",
"altEn": "LongCat 2.5 Preview thinking-on pelican: truncated first attempt",
"assessmentMethod": "Recorded generation status, not image quality scoring",
"attemptNumber": 1,
"history": [],
"sourceEvidence": "/evaluations/longcat-2-5-20261026-visual.json",
"timeoutMs": 600000
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{
"id": "clock",
"title": "9:41 模拟钟表",
"titleEn": "An analog clock at 9:41",
"prompt": "Return only a complete, self-contained static SVG with viewBox=\"0 0 800 600\". Draw a clear analog clock showing exactly 9:41, with all twelve numbers 1 through 12. The hour hand must be correctly positioned between 9 and 10, not exactly on 9. The minute hand must indicate minute 41. Use a shorter hour hand and a longer minute hand, no second hand. Add a small label \"09:41\" below the dial. Do not use scripts, external assets or embedded images.",
"rubricZh": [
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"分针指向第 41 分钟（从 12 点顺时针 246°）",
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"Minute hand at 246 degrees clockwise from 12",
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"mode": "disabled",
"status": "done",
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"startedAt": "2026-10-26T15:54:18.207Z",
"request": {
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"messages": [
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"content": "Return only a complete, self-contained static SVG with viewBox=\"0 0 800 600\". Draw a clear analog clock showing exactly 9:41, with all twelve numbers 1 through 12. The hour hand must be correctly positioned between 9 and 10, not exactly on 9. The minute hand must indicate minute 41. Use a shorter hour hand and a longer minute hand, no second hand. Add a small label \"09:41\" below the dial. Do not use scripts, external assets or embedded images."
}
],
"temperature": 0,
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"stream": true,
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"transport": "node:https",
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"totalMs": 42934.99887499999,
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"renderable": true,
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"svgSha256": "c13816f465a22cc9b81ecc7a19cddb0c70b34677deb020fc43e4093f01384246",
"extraction": "Exact first SVG element from response; surrounding prose or code fence omitted, SVG bytes unchanged.",
"viewBox": "0 0 800 600",
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"1",
"2",
"3",
"4",
"5",
"6",
"7",
"8",
"9",
"10",
"11",
"09:41"
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"pngPath": "/evaluations/longcat-2-5-20261026/assets/clock-disabled.png",
"width": 1200,
"height": 900,
"pngSha256": "a46509ccc60f831a31faafa9ae0957fb1c8b19ff361bae194c0d56f864f640f0",
"renderer": "sharp/libvips SVG rasterization at 1200px width; no visual edits",
"assessmentZh": "12个数字都在，但表盘排布明显变形：3和9被放到圆面外，分钟刻度形成偏移的大弧线，多条刻度坐标超过600高画布（例如y=775.2）而被截断。按端点计算，时针约289.85°、分针约245.89°，与要求290.5°/246°存在偏差，时针较短的关系正确。源文件背景透明，页面白底显示不影响这些几何错误。",
"assessmentEn": "All twelve numerals are present, but the dial is malformed: 3 and 9 sit outside the circular face, and minute ticks trace a displaced arc with many coordinates below the 600-unit canvas (for example y=775.2), causing clipping. Endpoint angles are about 289.85° for the hour hand and 245.89° for the minute hand, deviating from 290.5°/246°. The hour hand is correctly shorter. The source has a transparent background; a white page does not fix the geometry.",
"altZh": "LongCat 2.5 Preview关闭思考钟表，刻度偏移并超出画布",
"altEn": "LongCat 2.5 Preview thinking-off clock with displaced clipped ticks",
"geometryCheck": {
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"minuteAngleDeg": 245.8863895500267,
"expectedHourAngleDeg": 290.5,
"expectedMinuteAngleDeg": 246,
"dialCenter": [
400,
280
],
"dialRadius": 220,
"minuteTickMaxY": 775.2,
"canvasHeight": 600,
"numeral3": [
660,
280
],
"numeral9": [
140,
280
]
},
"assessmentMethod": "AI assistant visual observation plus source-coordinate check",
"attemptNumber": 1,
"history": [],
"sourceEvidence": "/evaluations/longcat-2-5-20261026-visual.json",
"timeoutMs": 600000
},
{
"id": "clock",
"title": "9:41 模拟钟表",
"titleEn": "An analog clock at 9:41",
"prompt": "Return only a complete, self-contained static SVG with viewBox=\"0 0 800 600\". Draw a clear analog clock showing exactly 9:41, with all twelve numbers 1 through 12. The hour hand must be correctly positioned between 9 and 10, not exactly on 9. The minute hand must indicate minute 41. Use a shorter hour hand and a longer minute hand, no second hand. Add a small label \"09:41\" below the dial. Do not use scripts, external assets or embedded images.",
"rubricZh": [
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"分针指向第 41 分钟（从 12 点顺时针 246°）",
"时针指向 9 点后 41 分钟（290.5°），且短于分针"
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"Minute hand at 246 degrees clockwise from 12",
"Shorter hour hand at 290.5 degrees, between 9 and 10"
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"mode": "default",
"status": "done",
"text": "",
"startedAt": "2026-10-26T15:51:58.163Z",
"request": {
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"messages": [
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"content": "Return only a complete, self-contained static SVG with viewBox=\"0 0 800 600\". Draw a clear analog clock showing exactly 9:41, with all twelve numbers 1 through 12. The hour hand must be correctly positioned between 9 and 10, not exactly on 9. The minute hand must indicate minute 41. Use a shorter hour hand and a longer minute hand, no second hand. Add a small label \"09:41\" below the dial. Do not use scripts, external assets or embedded images."
}
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"temperature": 0,
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"stream": true,
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"httpStatus": 200,
"transport": "node:https",
"finishedAt": "2026-10-26T15:54:18.204Z",
"totalMs": 140040.03833299997,
"promptTokens": 127,
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"renderable": true,
"svgPath": "/evaluations/longcat-2-5-20261026/assets/clock-default.svg",
"svgSha256": "5a9ae7660c190db37f650e0ac59fb1170e364d95cf7ccb7075ecb4a10d188bd2",
"extraction": "Exact first SVG element from response; surrounding prose or code fence omitted, SVG bytes unchanged.",
"viewBox": "0 0 800 600",
"texts": [
"12",
"1",
"2",
"3",
"4",
"5",
"6",
"7",
"8",
"9",
"10",
"11",
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"pngPath": "/evaluations/longcat-2-5-20261026/assets/clock-default.png",
"width": 1200,
"height": 900,
"pngSha256": "00b4632ff1b2a0f1b2f9627956fc25cccc5e4c1ca32c72c9f5ae49de7317061a",
"renderer": "sharp/libvips SVG rasterization at 1200px width; no visual edits",
"assessmentZh": "12个数字顺序完整，留白充足，09:41标签清楚。源码分别将分针旋转246°、时针旋转290.5°，针长118与78，符合9:41及长短关系。视觉上分针与8号数字较近但未覆盖；本题开启思考耗时140.04秒、10,253输出token。点评为AI助手观察，角度和长度另有源码核对。",
"assessmentEn": "All twelve numerals are ordered and readable, with generous margins and a clear 09:41 label. Source transforms set the minute hand to 246° and hour hand to 290.5°; their forward lengths are 118 and 78, matching the time and relative lengths. The minute tip is close to numeral 8 without covering it. Thinking-on took 140.04 seconds and 10,253 output tokens. Visual observations are from an AI assistant, with separate coordinate checks.",
"altZh": "LongCat 2.5 Preview开启思考生成的9:41钟表，两针角度正确",
"altEn": "LongCat 2.5 Preview thinking-on 9:41 clock with correct hand angles",
"geometryCheck": {
"minuteAngleDeg": 246,
"hourAngleDeg": 290.5,
"minuteLength": 118,
"hourLength": 78,
"numbersInOrder": true
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"assessmentMethod": "AI assistant visual observation plus source-transform check",
"attemptNumber": 1,
"history": [],
"sourceEvidence": "/evaluations/longcat-2-5-20261026-visual.json",
"timeoutMs": 600000
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{
"id": "dashboard",
"title": "数据图表与比例",
"titleEn": "Data chart and proportional bars",
"prompt": "Return only a complete, self-contained static SVG with viewBox=\"0 0 800 600\". Design a polished dashboard card titled \"Quarterly Revenue\". Draw a vertical bar chart for Q1=12, Q2=24, Q3=18, Q4=30, in that left-to-right order. All four bars must share a zero baseline, and bar heights must be exactly proportional to the values. Show a y-axis labeled 0, 10, 20, 30 and show the value above each bar. Add summary labels \"Total: 84\" and \"Best: Q4\". Use a light background and readable typography. Do not use scripts, external assets or embedded images.",
"rubricZh": [
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"四柱共享零基线，高度比例为 2:4:3:5",
"刻度、柱顶数字与摘要清楚，无遮挡"
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"Shared zero baseline and heights in the ratio 2:4:3:5",
"Readable axis, values and summaries without overlap"
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"startedAt": "2026-10-26T15:55:01.146Z",
"request": {
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"text": "```svg\n\n```",
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