Claude Sonnet 4.6 vs Gemini 2.5 Pro: price comparison
Real 2026 API prices side by side, with the total cost of a typical 10M-input / 3M-output monthly workload.
Price & cost at a glance
| Claude Sonnet 4.6 | Gemini 2.5 Pro | |
|---|---|---|
| Input / 1M tokens | $3 | $1.25 |
| Output / 1M tokens | $15 | $10 |
| Context window | 300K | 1000K |
| Cost — 10M in + 3M out | $75 | $42.5 |
Green = cheaper / larger. Prices per 1M tokens, USD. Snapshot 2026 — verify with the provider.
Which is cheaper?
Run your own token mix in the cost calculator, or see each model in depth: Claude Sonnet 4.6 · Gemini 2.5 Pro.
Frequently asked
Is Claude Sonnet 4.6 or Gemini 2.5 Pro cheaper?
At a typical 10M input + 3M output tokens per month, Gemini 2.5 Pro costs about $42.5 versus $75 for Claude Sonnet 4.6 — Gemini 2.5 Pro is roughly 1.8x cheaper on this workload. Your ratio of input to output tokens changes the gap.
What's the price difference between Claude Sonnet 4.6 and Gemini 2.5 Pro?
Claude Sonnet 4.6 is $3/$15 per 1M input/output tokens; Gemini 2.5 Pro is $1.25/$10. Output tokens usually dominate a bill, so compare the output price first.
Which has the bigger context window, Claude Sonnet 4.6 or Gemini 2.5 Pro?
Claude Sonnet 4.6 supports about 300K tokens and Gemini 2.5 Pro about 1000K. A bigger window costs more per call because every token in context is billed.
Related comparisons
Educational estimates — not affiliated with any provider.