Claude Opus 5.5 vs Grok 4.7
Grok 4.7 is about 2.7× cheaper than Claude Opus 5.5 on blended token cost ($3 vs $8 per 1M). Claude Opus 5.5 (Anthropic) is $8/1M blended, 1M context. Grok 4.7 (xAI) is $3/1M blended, 500K context.
Last verified: 15 Oct 2026 · prices from official provider documentation
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| Spec | Claude Opus 5.5 | Grok 4.7 |
|---|---|---|
| Provider | Anthropic | xAI |
| Status | GA | GA |
| Input $/1M | $4 | $2 ◎ |
| Output $/1M | $20 | $6 ◎ |
| Blended $/1M | $8 | $3 ◎ |
| Context | 1M ◎ | 500K |
| Max output | 128K | — |
| Cutoff | 2026-06 | 2026-05-01 |
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