Side-by-side comparison of pricing, 12 benchmarks, and generation speed.
| Metric | Grok 3 | Claude Sonnet 4.6 (Non-reasoning, High Effort) |
|---|---|---|
| Input ($/M tokens) | $4 | $3.75 |
| Output ($/M tokens) | $20 | $15 |
Data from Artificial Analysis API — 12 benchmarks
Claude Sonnet 4.6 (Non-reasoning, High Effort) is cheaper overall. Its blended price (3:1 input/output ratio) is $6.56/M tokens vs $8.00/M for Grok 3.
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 (Non-reasoning, High Effort) generates tokens faster at 48 tok/s vs 0 tok/s. Grok 3 also has lower time-to-first-token (0.00s vs 1.09s).
Choose based on your priorities: Claude Sonnet 4.6 (Non-reasoning, High Effort) for lower cost, both perform similarly on benchmarks, and Claude Sonnet 4.6 (Non-reasoning, High Effort) for faster generation. For latency-sensitive apps, check the TTFT comparison above.