GPT-5 Mini API Pricing — $0.25/M input, $2.00/M output
Near-frontier intelligence for cost sensitive, low latency workloads.
Legacy — superseded by GPT-5.4 series See GPT-5.6 Luna pricing.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 | $0.07 |
| 1,000,000 | $0.69 |
| 10,000,000 | $6.88 |
| 100,000,000 | $68.75 |
How GPT-5 Mini compares
GPT-5 Nano — $0.14/MGPT-4o Mini — $0.26/MGPT-5.6 Luna — $0.45/MGPT-5.4 Nano — $0.46/MGPT-5.4 Mini — $1.69/MLlama 3.3 70B — $0.64/MMistral Medium 3 — $0.80/MGemini 3.5 Flash Lite — $0.56/M
FAQ
Is GPT-5 Mini cheaper than Llama 3.3 70B?
GPT-5 Mini costs $0.69/M blended tokens, Llama 3.3 70B costs $0.64/M — Llama 3.3 70B is cheaper.
How much does 1 million tokens cost with GPT-5 Mini?
At a 3:1 input:output ratio, 1 million blended tokens costs approximately $0.69. Pure input costs $0.25/M; pure output costs $2.00/M.
Who provides GPT-5 Mini?
GPT-5 Mini is served by OpenAI. Pricing was last verified on 2026-04-06 against https://openai.com/api/pricing.