GPT-5.2 vs Kimi K2.5
Head to head on 29 shared benchmarks, with price, context window, and release dates.
Benchmark scores
51evals · sort by any column, ⤢ to expand fullscreen
| Model | ||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GPT-5.2 OpenAI | 100 | 65.9% | 56.0% | 1703elo | 71.6 | 40.7% | 90.3% | 37.7% | 75.4% | 79.0% | 78.7% | 76.1% | 78.2% | 61.8% | 79.8% | 93.2% | 83.2% | 72.0% | 49.7% | 84.4% | 67.1% | 49.3% | 52.1% | 66.7% | 71.8% | 75.8% | 47.0% | 53.5% | 84.8% | 99.0% | 100.0% | 0.0% | 16.7% | 40.6% | 9.4% | - | 12.93 | - | 85.0% | - | 88.9% | 24.0% | - | 87.4% | 96.7 | - | 18.7% | 15.0% | - | - | - | 62.0% |
| Kimi K2.5 Moonshot AI | 96.1 | 68.3% | 35.0% | 1579elo | 74.9 | 27.9% | 87.9% | 30.7% | 70.2% | 78.5% | 72.5% | 77.9% | 61.4% | 57.4% | 77.7% | 84.9% | 76.0% | 62.0% | 39.3% | 76.4% | 66.5% | 49.9% | 49.0% | 67.3% | 70.8% | 74.2% | 34.8% | 17.5% | 95.9% | - | - | - | - | - | - | 35.8% | - | 95.4 | - | 10421 | - | - | 87.1 | - | - | 63.3% | - | - | 73 | 69.4 | 26.3% | 59.8% |
2 / 2 models
| Attribute | GPT-5.2 OpenAI | Kimi K2.5 Moonshot AI |
|---|---|---|
| Description | GPT-5.2 is an AI model from OpenAI. | Kimi K2.5 is an AI model from Kimi. |
| Family | GPT | Kimi |
| Params | - | - |
| Open weights | closed | open |
| License | proprietary | Modified MIT |
| Released | 11 Dec 2025 | 27 Jan 2026 |
| Context | 400,000 | 262,144 |
| Input $/1M | $1.75 | $0.60 |
| Output $/1M | $14.00 | $2.75 |
| Cache read $/1M | $0.175 | $0.070 |
| Cache write $/1M | - | - |
| Speed | 0 tok/s | 0 tok/s |
| Latency | 0.00 s | 0.00 s |
| Modalities | file, image, text | text, image |
| Providers | - | - |
| Publisher | OpenAI | Moonshot AI |
| Reported scores | 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 GPT-5.2 or Kimi K2.5 better?
- Across the 29 benchmarks both models report on Sophon, GPT-5.2 leads on 23 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do GPT-5.2 and Kimi K2.5 compare on GPQA Diamond?
- GPT-5.2 scores 90.3% and Kimi K2.5 scores 87.9% on GPQA Diamond.
- Which is cheaper, GPT-5.2 or Kimi K2.5?
- Kimi K2.5 is cheaper at $2.75 per million output tokens against $14.00 for GPT-5.2 - about 5.1x.
- When were GPT-5.2 and Kimi K2.5 released?
- GPT-5.2 was released 11 Dec 2025 by OpenAI. Kimi K2.5 was released 27 Jan 2026 by Moonshot AI.
Other head-to-heads
56Claude Opus 4.5 vs GPT-5.235 shared evalsClaude Sonnet 4.5 vs GPT-5.232 shared evalsGPT-5 Mini vs GPT-5.232 shared evalsClaude Opus 4.6 vs Kimi K2.531 shared evalsGemini 3.1 Pro Preview vs Kimi K2.530 shared evalsClaude Opus 4.6 vs GPT-5.230 shared evalsGPT-5.2 vs Grok 4.1 Fast30 shared evalsGemini 3.1 Pro Preview vs GPT-5.229 shared evalsGPT-5.2 vs GPT-5.429 shared evalsDeepSeek V3.2 vs GPT-5.229 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 evalsGPT-5.2 vs GPT-5.527 shared evalsClaude Sonnet 4.6 vs Kimi K2.527 shared evalsGPT-5 Nano vs GPT-5.226 shared evalsClaude Opus 4.8 vs GPT-5.226 shared evalsClaude Opus 4.7 vs GPT-5.226 shared evalsClaude Opus 4.5 vs Kimi K2.526 shared evalsClaude Fable 5 vs Kimi K2.526 shared evalsGLM 5.1 vs Kimi K2.526 shared evalsGPT-5 Mini vs Kimi K2.525 shared evalsClaude 4 Sonnet vs GPT-5.225 shared evalsGLM 5.1 vs GPT-5.225 shared evalsGPT-5.4 Mini vs GPT-5.225 shared evalsDeepSeek V3.2 vs Kimi K2.525 shared evalsGPT-5.4 Mini vs Kimi K2.525 shared evalsClaude Fable 5 vs GPT-5.224 shared evalsClaude Sonnet 4.6 vs GPT-5.224 shared evalsGemini 2.5 Pro vs GPT-5.224 shared evalsGLM 4.7 vs GPT-5.224 shared evalsGrok 4.1 Fast vs Kimi K2.524 shared evalsGPT-5 vs GPT-5.223 shared evalsGPT-5.2 vs Qwen3.6 Plus23 shared evalsClaude 4 Sonnet vs Kimi K2.523 shared evalsGPT-5 Nano vs Kimi K2.522 shared evalsGPT-5.2 vs gpt-oss-120b22 shared evalsGemini 2.5 Pro vs Kimi K2.521 shared evalsGLM 4.7 vs Kimi K2.520 shared evalsgpt-oss-120b vs Kimi K2.519 shared evalsGPT-5 vs Kimi K2.518 shared evalsGPT-4o vs GPT-5.218 shared evalsGPT-4.1 Mini vs GPT-5.217 shared evalsGPT-4.1 vs GPT-5.215 shared evalsGPT-4o-mini vs GPT-5.215 shared evalsGPT-4.1 Nano vs GPT-5.215 shared evalsGPT-4o vs Kimi K2.515 shared evalsGPT-5.2 vs GPT-6 Astra13 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 evals
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