OpenAI
o3-mini
Smaller o-series reasoner for economical coding, math, and planning tasks
Model facts
- Context window
- 2K tokens
- Maximum output
- 1K tokens
- Cheapest paid input
- $0.55 per 1M tokens
- Cheapest paid output
- $2.2 per 1M tokens
- Open weights
- no
- Providers
- 20
Capabilities and modalities
reasoning, tool calling, structured output, attachments, temperature control, text, image, pdf.
Artificial Analysis benchmarks
Compare this model on the full LLM benchmark leaderboard.
| Configuration | AAI | Coding | Math | Output tokens/s |
|---|---|---|---|---|
| default | 19.2 | not measured | not measured | not measured |
| high | 15.7 | 16.3 | not measured | not measured |
Observed price history
- 2026-08-24: $0.55 input / $2.2 output per 1M tokens
- 2026-08-28: $0.99 input / $4 output per 1M tokens
- 2026-08-31: $0.55 input / $2.2 output per 1M tokens
API providers
- OpenRouter — model id openai/o3-mini:batch; $0.55 input / $2.2 output per 1M tokens; provider documentation
- Poe — model id openai/o3-mini; $0.99 input / $4 output per 1M tokens; provider documentation
- Abacus — model id o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- Azure — model id o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- Azure Cognitive Services — model id o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- Cloudflare AI Gateway — model id openai/o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- DevPass (LLM Gateway) — model id o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- Eden AI — model id openai/o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- Impossibl — model id openai/o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- Jiekou.AI — model id o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- Kilo Gateway — model id openai/o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- LLM Gateway — model id azure/o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- LLM Gateway — model id openai/o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- Merge Gateway — model id openai/o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- NEAR AI Cloud — model id openai/o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- OpenAI — model id o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- OpenRouter — model id openai/o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- Vercel AI Gateway — model id openai/o3-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- AnyAPI — model id openai/o3-mini; not published input / not published output per 1M tokens; provider documentation
- Arena — model id o3-mini; not published input / not published output per 1M tokens; provider documentation