GPT-4.1 API Pricing — $2.00/M input, $8.00/M output
The smartest non-reasoning model: fast, reliable flagship performance.
Legacy — superseded by GPT-5.4 series See GPT-5.6 Terra pricing.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 | $0.35 |
| 1,000,000 | $3.50 |
| 10,000,000 | $35.00 |
| 100,000,000 | $350.00 |
How GPT-4.1 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 — $3.44/MGemini 3.6 Flash — $3.38/MGemini 3.5 Flash — $3.38/M
FAQ
Is GPT-4.1 cheaper than GPT-5?
GPT-4.1 costs $3.50/M blended tokens, GPT-5 costs $3.44/M — GPT-5 is cheaper.
How much does 1 million tokens cost with GPT-4.1?
At a 3:1 input:output ratio, 1 million blended tokens costs approximately $3.50. Pure input costs $2.00/M; pure output costs $8.00/M.
Who provides GPT-4.1?
GPT-4.1 is served by OpenAI. Pricing was last verified on 2026-04-06 against https://openai.com/api/pricing.
