GLM 5.1 vs Kimi K2.5
Head to head on 26 shared benchmarks, with price, context window, and release dates.
Benchmark scores
46evals · sort by any column, ⤢ to expand fullscreen
| Model | |||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Kimi K2.5 Moonshot AI | 68.3% | 35.0% | 1579elo | 74.9 | 35.8% | 27.9% | 87.9% | 30.7% | 70.2% | 72.5% | 77.9% | 61.4% | 57.4% | 77.7% | 84.9% | 76.0% | 62.0% | 39.3% | 76.4% | 49.0% | 74.2% | 34.8% | 69.4 | 26.3% | 17.5% | 95.9% | 96.1 | - | - | - | - | - | 95.4 | 78.5% | 10421 | 87.1 | - | 66.5% | 63.3% | - | 49.9% | - | - | 73 | 67.3% | 70.8% | 59.8% |
| GLM 5.1 Zai | 64.5% | 35.0% | 1592elo | 73.5 | 44.8% | 33.5% | 86.8% | 30.1% | 76.3% | 72.7% | 75.4% | 63.2% | 68.5% | 71.8% | 84.9% | 72.5% | 67.0% | 41.6% | 72.3% | 44.8% | 71.2% | 43.2% | 69.8 | 52.5% | 31.5% | 97.7% | - | 20.8% | 35.9% | 1.13 | 34.7% | 15.1% | - | - | - | - | 85.4% | - | - | 22.2% | - | 34.6% | 5.24 | - | - | - | 55.0% |
2 / 2 models
| Attribute | GLM 5.1 Zai | Kimi K2.5 Moonshot AI |
|---|---|---|
| Description | GLM-5.1 is an AI model from Zai, released with open weights. | Kimi K2.5 is an AI model from Kimi. |
| Family | Glm | Kimi |
| Params | - | - |
| Open weights | open | open |
| License | mit | Modified MIT |
| Released | 7 Apr 2026 | 27 Jan 2026 |
| Context | 204,800 | 262,144 |
| Input $/1M | $1.28 | $0.60 |
| Output $/1M | $4.07 | $2.75 |
| Cache read $/1M | $0.179 | $0.070 |
| Cache write $/1M | - | - |
| Speed | 0 tok/s | 0 tok/s |
| Latency | 0.00 s | 0.00 s |
| Modalities | text | text, image |
| Providers | - | - |
| Publisher | Zai | Moonshot AI |
| Reported scores | IFBench76.3% (AA) τ²-bench (Tau²-bench)97.7% (AA) Terminal-Bench (Hard)43.2% (AA) Vals Index52.5% Vibe Code Bench v1.131.5% | GPQA Diamond87.9% (AA) Humanity's Last Exam (HLE)30.7% (AA) IFBench70.2% (AA) SciCode49.0% (AA) τ²-bench (Tau²-bench)95.9% (AA) |
FAQ
- Is GLM 5.1 or Kimi K2.5 better?
- Across the 26 benchmarks both models report on Sophon, GLM 5.1 leads on 15 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do GLM 5.1 and Kimi K2.5 compare on GPQA Diamond?
- GLM 5.1 scores 86.8% and Kimi K2.5 scores 87.9% on GPQA Diamond.
- Which is cheaper, GLM 5.1 or Kimi K2.5?
- Kimi K2.5 is cheaper at $2.75 per million output tokens against $4.07 for GLM 5.1 - about 1.5x.
- When were GLM 5.1 and Kimi K2.5 released?
- GLM 5.1 was released 7 Apr 2026 by Zai. Kimi K2.5 was released 27 Jan 2026 by Moonshot AI.
Other head-to-heads
56Gemini 3.1 Pro Preview vs GLM 5.132 shared evalsGLM 5.1 vs GPT-5.531 shared evalsClaude Opus 4.6 vs Kimi K2.531 shared evalsGemini 3.1 Pro Preview vs Kimi K2.530 shared evalsGPT-5.2 vs Kimi K2.529 shared evalsKimi K2.5 vs Qwen3.6 Plus29 shared evalsClaude Sonnet 4.5 vs Kimi K2.528 shared evalsGPT-5.5 vs Kimi K2.528 shared evalsClaude Opus 4.8 vs Kimi K2.528 shared evalsGPT-5.4 vs Kimi K2.528 shared evalsClaude Opus 4.7 vs Kimi K2.528 shared evalsClaude Opus 4.7 vs GLM 5.128 shared evalsClaude Opus 4.8 vs GLM 5.127 shared evalsClaude Opus 4.6 vs GLM 5.127 shared evalsClaude Sonnet 4.6 vs Kimi K2.527 shared evalsClaude Opus 4.5 vs Kimi K2.526 shared evalsClaude Fable 5 vs Kimi K2.526 shared evalsGLM 5.1 vs GPT-5.426 shared evalsGPT-5 Mini vs Kimi K2.525 shared evalsGLM 5.1 vs GPT-5 Mini25 shared evalsGLM 5.1 vs GPT-5.225 shared evalsClaude Fable 5 vs GLM 5.125 shared evalsDeepSeek V3.2 vs Kimi K2.525 shared evalsGPT-5.4 Mini vs Kimi K2.525 shared evalsClaude Sonnet 4.6 vs GLM 5.125 shared evalsGrok 4.1 Fast vs Kimi K2.524 shared evalsDeepSeek V3.2 vs GLM 5.124 shared evalsGLM 5.1 vs GPT-5.4 Mini24 shared evalsClaude Sonnet 4.5 vs GLM 5.123 shared evalsClaude Opus 4.5 vs GLM 5.123 shared evalsClaude 4 Sonnet vs Kimi K2.523 shared evalsGLM 5.1 vs Qwen3.6 Plus23 shared evalsGLM 5.1 vs Grok 4.1 Fast23 shared evalsGPT-5 Nano vs Kimi K2.522 shared evalsGLM 4.7 vs GLM 5.122 shared evalsGLM 5.1 vs GPT-5 Nano21 shared evalsGemini 2.5 Pro vs Kimi K2.521 shared evalsClaude 4 Sonnet vs GLM 5.120 shared evalsGLM 4.7 vs Kimi K2.520 shared evalsgpt-oss-120b vs Kimi K2.519 shared evalsGemini 2.5 Pro vs GLM 5.119 shared evalsGLM 5.1 vs gpt-oss-120b19 shared evalsGPT-5 vs Kimi K2.518 shared evalsGLM 5.1 vs GPT-516 shared evalsGPT-4o vs Kimi K2.515 shared evalsGLM 5.1 vs GPT-6 Astra14 shared evalsGLM 5.1 vs GPT-4o14 shared evalsGPT-6 Astra vs Kimi K2.513 shared evalsGPT-4.1 Mini vs Kimi K2.512 shared evalsGPT-4.1 vs Kimi K2.512 shared evalsGPT-4o-mini vs Kimi K2.512 shared evalsGPT-4.1 Nano vs Kimi K2.512 shared evalsGLM 5.1 vs GPT-4o-mini12 shared evalsGLM 5.1 vs GPT-4.1 Nano12 shared evalsGLM 5.1 vs GPT-4.1 Mini11 shared evalsGLM 5.1 vs GPT-4.111 shared evals
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