API price
GPT-3.5 Turbo 16k API price
By OpenAI. $3.00 per million input tokens, $4.00 per million output tokens on OpenRouter. Collected November 12, 2026.
- $3.00
- $4.00
- 16,385
- —
- August 28, 2023
- August 22, 2026
Last 90 days
Price changes
No price change in this window.
What the numbers say
- Input costs less than 10% of the 443 paid models we track.
Closest in price
- Aion-3.0$3.00 / $6.00
- Aion 3.5$3.00 / $6.00
- Claude Sonnet 4.5$3.00 / $15.00
- Claude Sonnet 4.6$3.00 / $15.00
- Ember-1$3.00 / $15.00
- Sonar Pro$3.00 / $15.00