Side-by-side comparison of pricing, 12 benchmarks, and generation speed.
| Metric | claude-4-6-sonnet | Gemini 2.5 Pro |
|---|---|---|
| Input ($/M tokens) | — | $1.25 |
| Output ($/M tokens) | — | $10 |
Data from Artificial Analysis API — 12 benchmarks
Gemini 2.5 Pro is cheaper overall. Its blended price (3:1 input/output ratio) is $3.44/M tokens vs $—/M for claude-4-6-sonnet.
Gemini 2.5 Pro wins 12 out of 12 benchmarks compared to 0 for claude-4-6-sonnet. See the detailed benchmark chart above for per-category results.
Gemini 2.5 Pro generates tokens faster at 131 tok/s vs — tok/s. However, Gemini 2.5 Pro has lower time-to-first-token (23.22s vs —s).
Choose based on your priorities: Gemini 2.5 Pro for lower cost, Gemini 2.5 Pro for stronger benchmark performance, and Gemini 2.5 Pro for faster generation. For latency-sensitive apps, check the TTFT comparison above.