LLM Comparison
Grok 4.20 vs Mistral Small 4
Side-by-side specs, pricing & capabilities · Updated September 2026
Price vs Intelligence
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2/6 modelsSame tier:
| Organization | ||
| OpenTools Score | 72 18.0 | 16 43.7 |
| Family | Grok | Mistral |
| Status | Current | Current |
| Release Date | Mar 2026 | Mar 2026 |
| Context Window | 2.0M tokens | 262K tokens |
| Input Price | $2.00/M tokens | $0.15/M tokens |
| Output Price | $6.00/M tokens | $0.60/M tokens |
| Pricing Notes | Cache read: $0.2000/M tokens | Cache read: $0.0150/M tokens |
| Capabilities | textvisioncode | textvisioncodetool-use |
| API Identifier | x-ai/grok-4.20 | mistralai/mistral-small-2603 |
| Benchmarks | ||
| GPQA Diamond | 91.1111artificial-analysis | 58.8mistral |
| MMLU-Pro | — | 68.5mistral |
| HumanEval | — | 78.5mistral |
| MGSM | — | 72.3mistral |
| LiveCodeBench | — | 64mistral |
| Artificial Analysis Intelligence Index v4.3 | — | 11.4511artificial-analysis |
| SciCode | — | 38.7731artificial-analysis |
| Terminal-Bench 2.1 | — | 20.9738artificial-analysis |
| View Grok 4.20 | View Mistral Small 4 | |
Cost Calculator
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| Mistral Small 4Cheapest | $0.15 | $0.30 | $0.45 | — |
| Grok 4.20 | $2.00 | $3.00 | $5.00 | +1011% |
xAI
Grok 4.20
Grok 4.20 is a multimodal llm from xAI. Supports up to 2,000,000 token context window. Available from $2.00/M input tokens.
Mistral AI
Mistral Small 4
Mistral Small 4 is a multimodal llm from Mistral AI. Supports up to 262,144 token context window. Achieves 76.5% on MMLU. Available from $0.15/M input tokens.
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