LLM Comparison
Grok 4.20 vs Claude Opus 4.7
Side-by-side specs, pricing & capabilities · Updated April 2026
Price vs Intelligence
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2/6 modelsSame tier:
 Claude Opus 4.7 | ||
|---|---|---|
| Organization |  Anthropic | |
| OpenTools Score | 77 19.3 | 55 3.7 |
| 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 | — | 84.7anthropic |
| GPQA Diamond | — | 46.9anthropic |
| SWE-bench Verified | — | 57.6anthropic |
| SWE-bench Multilingual+Multimodal | — | 80.5anthropic |
| Terminal-Bench | — | 69.4anthropic |
| Berkeley Function Calling | — | 77.3anthropic |
| CyberGym | — | 73.1anthropic |
| OSWorld | — | 75anthropic |
| GDPVal-AA Elo | — | 175.3anthropic |
| View Grok 4.20 | View Claude Opus 4.7 | |
Cost Calculator
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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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