LLM Comparison
GLM 5.1 vs Kimi K2 Thinking
Side-by-side specs, pricing & capabilities · Updated September 2026
Price vs Intelligence
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2/6 modelsSame tier:
| Organization | ||
| OpenTools Score | 55 27.0 | 65 42.0 |
| Family | GLM | Kimi |
| Status | Current | Current |
| Release Date | Apr 2026 | Nov 2025 |
| Context Window | 203K tokens | 262K tokens |
| Input Price | $0.95/M tokens | $0.60/M tokens |
| Output Price | $3.15/M tokens | $2.50/M tokens |
| Pricing Notes | Cache read: $0.4750/M tokens | Cache read: $0.1500/M tokens |
| Capabilities | textcode | textcodeextended-thinking |
| Max Output | 66K tokens | 262K tokens |
| API Identifier | z-ai/glm-5.1 | moonshotai/kimi-k2-thinking |
| Benchmarks | ||
| GPQA Diamond | 86.2https://huggingface.co/zai-org/GLM-5.1 | 83.8384artificial-analysis |
| Artificial Analysis Intelligence Index v4.3 | 26.4455artificial-analysis | — |
| SciCode | 44.7917artificial-analysis | — |
| Terminal-Bench 2.1 | 61.7978artificial-analysis | — |
| GPQA | — | 84.5https://huggingface.co/moonshotai/Kimi-K2-Thinking |
| MMLU-Pro | — | 84.6https://huggingface.co/moonshotai/Kimi-K2-Thinking |
| AIME 2025 | — | 94.6667artificial-analysis |
| View GLM 5.1 | View Kimi K2 Thinking | |
Cost Calculator
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| Kimi K2 ThinkingCheapest | $0.60 | $1.25 | $1.85 | — |
| GLM 5.1 | $0.95 | $1.58 | $2.53 | +36% |
Z.ai
GLM 5.1
GLM 5.1 is a large language model from Z.ai. Supports up to 202,752 token context window. Available from $0.95/M input tokens.
Moonshot AI
Kimi K2 Thinking
Kimi K2 Thinking is a large language model from Moonshot AI. Supports up to 262,144 token context window. Available from $0.60/M input tokens.
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