LLM Comparison
Grok 4.20 vs Claude Opus 4.7
Side-by-side specs, pricing & capabilities · Updated April 2026
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2/6 modelsSame tier:
 Claude Opus 4.7 | ||
|---|---|---|
| Organization |  Anthropic | |
| OpenTools Score | 73 4.9 | |
| Family | Grok | Claude |
| Status | Current | Current |
| Release Date | Mar 2026 | Apr 2026 |
| Context Window | 2.0M tokens | 1.0M tokens |
| Input Price | $2.00/M tokens | $5.00/M tokens |
| Output Price | $6.00/M tokens | $25.00/M tokens |
| Pricing Notes | Cache read: $0.2000/M tokens | Cache read: $0.5000/M tokens |
| Capabilities | textvisioncode | textvisioncodetool-use |
| Max Output | — | 128K tokens |
| API Identifier | x-ai/grok-4.20 | anthropic/claude-opus-4.7 |
| Benchmarks | ||
| MMLU | — | 89.8 |
| HumanEval | — | 91.5 |
| MATH | — | 84.9 |
| GPQA | — | 72.4 |
| View Grok 4.20 | View Claude Opus 4.7 | |
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| Grok 4.20Cheapest | $2.00 | $3.00 | $5.00 | — |
| Claude Opus 4.7 | $5.00 | $12.50 | $17.50 | +250% |
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.
Anthropic
Claude Opus 4.7
Claude Opus 4.7 is a multimodal llm from Anthropic. Supports up to 1,000,000 token context window. Achieves 89.8% on MMLU. Available from $5.00/M input tokens.
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