API price
Claude Sonnet 4.5 (batch) API price
By Anthropic. $1.50 per million input tokens, $7.50 per million output tokens on OpenRouter. Collected November 12, 2026.
- $1.50
- $7.50
- 1,000,000
- —
- September 29, 2025
- August 22, 2026
Last 90 days
Price changes
No price change in this window.
What the numbers say
- Input costs less than 25% of the 443 paid models we track.
Closest in price
- Claude Sonnet 4.6 (batch)$1.50 / $7.50
- Gemini 3.5 Flash$1.50 / $9.00
- Nano Banana 2.1$1.50 / $7.50
- Gemini Omni 1.1 Flash$1.50 / $9.00
- Gemini Omni 1.2 Flash$1.50 / $9.00
- Mistral Medium 3.5$1.50 / $7.50