API price
GPT-5.5 (batch) API price
By OpenAI. $2.50 per million input tokens, $15.00 per million output tokens on OpenRouter. Collected November 12, 2026.
- $2.50
- $15.00
- 1,050,000
- —
- April 24, 2026
- August 22, 2026
Last 90 days
Price changes
No price change in this window.
What the numbers say
- Input costs less than 12% of the 443 paid models we track.
- Context window ranks #4 of 459 models.
Closest in price
- Nova Premier 1.0$2.50 / $12.50
- Magnum v4 72B$2.50 / $5.00
- Claude Opus 4.5 (batch)$2.50 / $12.50
- Claude Opus 4.6 (batch)$2.50 / $12.50
- Claude Opus 4.7 (batch)$2.50 / $12.50
- Claude Opus 4.8 (batch)$2.50 / $12.50