OpenAI
OpenAI o4 Mini
Fast o-series model for compact reasoning, coding, and tool use
Model facts
- Context window
- 2K tokens
- Maximum output
- 1K tokens
- Cheapest paid input
- $1.1 per 1M tokens
- Cheapest paid output
- $4.4 per 1M tokens
- Open weights
- no
- Providers
- 2
Capabilities and modalities
reasoning, tool calling, structured output, text, image.
Observed price history
- 2026-08-24: $1.1 input / $4.4 output per 1M tokens
API providers
- Helicone — model id o4-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation
- NanoGPT — model id openai/o4-mini; $1.1 input / $4.4 output per 1M tokens; provider documentation