Side-by-side comparison of pricing, 12 benchmarks, and generation speed.
| Metric | Grok 4 | Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort) |
|---|---|---|
| Input ($/M tokens) | $3 | $3 |
| Output ($/M tokens) | $15 | $15 |
Data from Artificial Analysis API — 12 benchmarks
Both models have similar pricing. Check the detailed breakdown above for input vs output token costs.
It's a tie — both models win 6 benchmarks each across 12 evaluated categories. See the detailed benchmark chart above for per-category results.
Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort) generates tokens faster at 66 tok/s vs 47 tok/s. Grok 4 also has lower time-to-first-token (8.38s vs 33.99s).
Choose based on your priorities: both are similarly priced, both perform similarly on benchmarks, and Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort) for faster generation. For latency-sensitive apps, check the TTFT comparison above.