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Z.ai: GLM 5.1

z-ai/glm-5.1

GLM-5.1 delivers a major leap in coding capability, with particularly significant gains in handling long-horizon tasks. Unlike previous models built around minute-level interactions, GLM-5.1 can work independently and continuously on...

Input modalitiesT
Output modalitiesT
Source-linkedClosed weights
Report data
Context window200K
Maximum output128K
Provider offers0
Knowledge cutoffUndisclosed
Capabilities

What this model supports

ReasoningNo
Tool callingNo
Structured outputNo
AttachmentsNo
Temperature controlNo
Open weightsNo
Creator
Z Ai
Family
Not documented
Modalities
Text
License
Not documented
Release date
Not documented
Model ID
z-ai/glm-5.1
Market availability

Provider pricing

Report price →
No known providers available.
Evidence

Published benchmark results

Agentic Index vs top 8 models
GPT-5.6 Sol
54.0
Claude Fable 5
52.8
GPT-5.6 Terra
47.4
Anthropic: Claude Opus 4.8
47.2
Claude Sonnet 5
46.7
xAI: Grok 4.5
45.7
GPT-5.6 Luna
45.6
Z.ai: GLM 5.1
29.9
Coding Index vs top 8 models
GPT-5.6 Sol
77.4
GPT-5.6 Terra
76.7
Claude Fable 5
76.5
GPT-5.5
74.9
Anthropic: Claude Opus 4.8
74.3
Anthropic: Claude Opus 4.7
73.6
xAI: Grok 4.5
72.4
Z.ai: GLM 5.1
55.8
Design Arena: 3d vs top 7 models
Z.ai: GLM 5.2
1371.0
Claude Fable 5
1366.0
Anthropic: Claude Opus 4.6
1349.0
Kimi K2.6
1348.0
xAI: Grok 4.5
1338.0
Z.ai: GLM 5.1
1336.0
DeepSeek V4 Pro
1326.0
Design Arena: agenticgamedev vs top 7 models
Anthropic: Claude Opus 4.7
1277.0
Anthropic: Claude Opus 4.8
1251.0
Gemini 3.5 Flash
1208.0
Z.ai: GLM 5.1
1206.0
GPT-5.5
1201.0
Anthropic: Claude Sonnet 4.6
1191.0
Kimi K2.6
1176.0
Design Arena: agentichtmlslides vs top 7 models
Claude Fable 5
1254.0
Kimi K2.6
1248.0
Anthropic: Claude Opus 4.7
1243.0
Anthropic: Claude Opus 4.8
1227.0
Gemini 3.1 Pro Preview
1226.0
Z.ai: GLM 5.1
1205.0
Gemini 3.5 Flash
1162.0
Design Arena: agenticslides vs top 7 models
Anthropic: Claude Opus 4.7
1334.0
Anthropic: Claude Opus 4.8
1294.0
Z.ai: GLM 5.1
1245.0
Gemini 3.5 Flash
1244.0
Kimi K2.6
1187.0
Z.ai: GLM 5V Turbo
1171.0
GPT-5.5
1150.0
Design Arena: agenticslides(html) vs top 7 models
Claude Fable 5
1252.0
Kimi K2.6
1252.0
Anthropic: Claude Opus 4.7
1242.0
Anthropic: Claude Opus 4.8
1230.0
Gemini 3.1 Pro Preview
1219.0
Z.ai: GLM 5.1
1204.0
Gemini 3.5 Flash
1162.0
Design Arena: agenticslides(python-pptx) vs top 7 models
Anthropic: Claude Opus 4.7
1331.0
Anthropic: Claude Opus 4.8
1310.0
Gemini 3.5 Flash
1242.0
Z.ai: GLM 5.1
1240.0
Kimi K2.6
1186.0
Z.ai: GLM 5V Turbo
1183.0
GPT-5.5
1155.0
Design Arena: androidnative vs top 7 models
Anthropic: Claude Opus 4.8
1371.0
Anthropic: Claude Opus 4.7
1289.0
Z.ai: GLM 5V Turbo
1267.0
GPT-5.5
1259.0
Z.ai: GLM 5.2
1249.0
Gemini 3.5 Flash
1247.0
Z.ai: GLM 5.1
1246.0
Design Arena: asciiart vs top 8 models
Claude Fable 5
1374.0
Anthropic: Claude Opus 4.7
1324.0
Gemini 3.1 Pro Preview
1313.0
Anthropic: Claude Opus 4.8
1308.0
Gemini 3.5 Flash
1305.0
Anthropic: Claude Opus 4.6
1303.0
GPT-5.5
1296.0
Z.ai: GLM 5.1
1182.0
Design Arena: codecategories vs top 7 models
Z.ai: GLM 5.2
1351.0
Claude Fable 5
1345.0
Anthropic: Claude Opus 4.6
1336.0
Anthropic: Claude Opus 4.7
1330.0
xAI: Grok 4.5
1327.0
Z.ai: GLM 5.1
1321.0
Kimi K2.6
1320.0
Design Arena: dataviz vs top 7 models
Z.ai: GLM 5.1
1366.0
Claude Fable 5
1363.0
xAI: Grok 4.5
1330.0
Anthropic: Claude Opus 4.6
1322.0
Anthropic: Claude Opus 4.7
1322.0
Z.ai: GLM 5.2
1316.0
Anthropic: Claude Sonnet 4.6
1316.0
Design Arena: fullstack vs top 8 models
Anthropic: Claude Opus 4.7
1503.0
Anthropic: Claude Opus 4.8
1321.0
Claude Fable 5
1309.0
Claude Sonnet 5
1298.0
Z.ai: GLM 5.2
1295.0
Anthropic: Claude Opus 4.6
1283.0
Anthropic: Claude Sonnet 4.6
1268.0
Z.ai: GLM 5.1
1229.0
Design Arena: gamedev vs top 8 models
Claude Fable 5
1383.0
Z.ai: GLM 5.2
1353.0
Claude Sonnet 5
1345.0
GPT-5.5
1344.0
Anthropic: Claude Opus 4.6
1339.0
Anthropic: Claude Opus 4.7
1336.0
MiMo-V2.5-Pro
1334.0
Z.ai: GLM 5.1
1332.0
Design Arena: godotgamedev vs top 7 models
Anthropic: Claude Sonnet 4.6
1271.0
Kimi K2.5
1256.0
Z.ai: GLM 5.1
1240.0
Z.ai: GLM 5
1231.0
Z.ai: GLM 5V Turbo
1221.0
Z.ai: GLM 4.6
1220.0
Gemini 3.1 Pro Preview
1219.0
Design Arena: htmlslides vs top 7 models
Claude Fable 5
1261.0
Kimi K2.6
1247.0
Anthropic: Claude Opus 4.7
1239.0
Anthropic: Claude Opus 4.8
1222.0
Kimi K2.7 Code
1211.0
Z.ai: GLM 5.1
1206.0
Gemini 3.1 Pro Preview
1204.0
Design Arena: mobileapps vs top 8 models
Anthropic: Claude Opus 4.8
1287.0
Claude Fable 5
1281.0
MiniMax: MiniMax M3
1271.0
Gemini 3.5 Flash
1259.0
Anthropic: Claude Opus 4.6
1259.0
Anthropic: Claude Sonnet 4.6
1255.0
Z.ai: GLM 5.2
1243.0
Z.ai: GLM 5.1
1234.0
Design Arena: pptxslides vs top 7 models
Anthropic: Claude Opus 4.7
1333.0
Anthropic: Claude Opus 4.8
1306.0
Gemini 3.5 Flash
1244.0
Z.ai: GLM 5.1
1241.0
Kimi K2.6
1181.0
Z.ai: GLM 5V Turbo
1164.0
GPT-5.5
1157.0
Design Arena: python-pptxslides vs top 7 models
Anthropic: Claude Opus 4.7
1336.0
Anthropic: Claude Opus 4.8
1298.0
Z.ai: GLM 5.1
1258.0
Gemini 3.5 Flash
1247.0
Z.ai: GLM 5.2
1204.0
Kimi K2.7 Code
1184.0
Kimi K2.6
1180.0
Design Arena: svg vs top 7 models
Claude Fable 5
1365.0
Gemini 3.1 Pro Preview
1340.0
Gemini 3.5 Flash
1297.0
Anthropic: Claude Opus 4.6
1278.0
GPT-5.5
1277.0
Anthropic: Claude Opus 4.7
1274.0
Z.ai: GLM 5.1
1273.0
Design Arena: uicomponent vs top 7 models
Claude Fable 5
1401.0
Anthropic: Claude Opus 4.7
1359.0
Anthropic: Claude Opus 4.6
1343.0
Z.ai: GLM 5.2
1335.0
Z.ai: GLM 5.1
1331.0
Qwen: Qwen3.7 Max
1330.0
Anthropic: Claude Sonnet 4.6
1320.0
Design Arena: webapps vs top 8 models
Claude Sonnet 5
1346.0
Claude Fable 5
1333.0
Anthropic: Claude Opus 4.7
1325.0
Anthropic: Claude Opus 4.8
1286.0
Z.ai: GLM 5.2
1278.0
xAI: Grok 4.5
1268.0
Qwen: Qwen3.7 Max
1264.0
Z.ai: GLM 5.1
1239.0
Design Arena: website vs top 8 models
Z.ai: GLM 5.2
1346.0
Claude Fable 5
1338.0
Anthropic: Claude Opus 4.6
1331.0
Anthropic: Claude Opus 4.7
1329.0
xAI: Grok 4.5
1325.0
Anthropic: Claude Sonnet 4.6
1320.0
Claude Sonnet 5
1314.0
Z.ai: GLM 5.1
1312.0
Intelligence Index vs top 8 models
Claude Fable 5
59.9
GPT-5.6 Sol
58.9
Anthropic: Claude Opus 4.8
55.7
GPT-5.6 Terra
55.0
GPT-5.5
54.8
xAI: Grok 4.5
53.8
Anthropic: Claude Opus 4.7
53.5
Z.ai: GLM 5.1
40.2