Gemini 3.5 Flash vs Claude Sonnet 4.5 (latest)
Gemini 3.5 Flash is cheaper on output tokens. Choose Gemini 3.5 Flash or Claude Sonnet 4.5 (latest) based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Gemini 3.5 Flash | Claude Sonnet 4.5 (latest) |
|---|---|---|
| Provider | GitHub Copilot | GitHub Copilot |
| Input / 1M tokens | $1.50 | $3.00 |
| Output / 1M tokens | $9.00 | $15.00 |
| Context window | 200K | 200K |
| Parameters | — | — |
| Open weights | No | No |
| Released | May 2026 | Sep 2025 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.