GPT-4 Turbo API Pricing — $10.00/M input, $30.00/M output
The pinnacle of the GPT-4 era: highly reliable and legendary for complex tasks.
Legacy — superseded by GPT-4.1 See GPT-5.6 Terra pricing.
No announced shutdown date. Source · Full retirement tracker
Speed
Not yet measured — see the speed benchmark leaderboard for models we do track.
Cost at scale
| Tokens / month | Est. cost (blended 3:1) |
|---|---|
| 100,000 | $1.50 |
| 1,000,000 | $15.00 |
| 10,000,000 | $150.00 |
| 100,000,000 | $1500.00 |
How GPT-4 Turbo compares
GPT-5 Nano — $0.14/MGPT-4o Mini — $0.26/MGPT-5.6 Luna — $0.45/MGPT-5.4 Nano — $0.46/MGPT-5 Mini — $0.69/MGPT-5.6 Sol — $11.25/MClaude Opus 4.8 — $10.00/MClaude Opus 4.7 — $10.00/M
Head-to-head comparisons
FAQ
Is GPT-4 Turbo cheaper than GPT-5.6 Sol?
GPT-4 Turbo costs $15.00/M blended tokens, GPT-5.6 Sol costs $11.25/M — GPT-5.6 Sol is cheaper.
How much does 1 million tokens cost with GPT-4 Turbo?
At a 3:1 input:output ratio, 1 million blended tokens costs approximately $15.00. Pure input costs $10.00/M; pure output costs $30.00/M.
Who provides GPT-4 Turbo?
GPT-4 Turbo is served by OpenAI. Pricing was last verified on 2026-04-06 against https://openai.com/api/pricing.