Model comparison · updated 2026-07-28
Side-by-side pricing for1 million tokens
| Claude Sonnet 5 | Gemini 3.5 Flash | Verdict | |
|---|---|---|---|
| Provider | Anthropic | -- | |
| Context window | 1M | 1M | -- |
| Input / 1M tokens | $2 | $1.50 | Gemini 3.5 Flash is 1.3x cheaper |
| Output / 1M tokens | $10 | $9 | Gemini 3.5 Flash is 1.1x cheaper |
| Output:input ratio | 5x | 6x | -- |
| Tier | balanced | balanced | -- |
Claude Sonnet 5: Introductory pricing — list price is $3 / $15 from Sep 1, 2026.
Claude Sonnet 5
5,000,000 tokens
Gemini 3.5 Flash
6,666,667 tokens
Gemini 3.5 Flash gives you 1.3x more input for the same budget.
Claude Sonnet 5
1,000,000 tokens
Gemini 3.5 Flash
1,111,111 tokens
Gemini 3.5 Flash gives you 1.1x more output for the same budget.