OpenAI
GPT-4o (2024-05-13)
GPT model for general reasoning, writing, coding, and tool-assisted tasks
Model facts
- Context window
- 128K tokens
- Maximum output
- 4K tokens
- Cheapest paid input
- $5 per 1M tokens
- Cheapest paid output
- $15 per 1M tokens
- Open weights
- no
- Providers
- 5
Capabilities and modalities
tool calling, structured output, attachments, temperature control, text, image, pdf.
Observed price history
- 2026-08-24: $5 input / $15 output per 1M tokens
API providers
- Kilo Gateway — model id openai/gpt-4o-2024-05-13; $5 input / $15 output per 1M tokens; provider documentation
- Merge Gateway — model id openai/gpt-4o-2024-05-13; $5 input / $15 output per 1M tokens; provider documentation
- OpenAI — model id gpt-4o-2024-05-13; $5 input / $15 output per 1M tokens; provider documentation
- OpenRouter — model id openai/gpt-4o-2024-05-13; $5 input / $15 output per 1M tokens; provider documentation
- OrcaRouter — model id openai/gpt-4o-2024-05-13; $5 input / $15 output per 1M tokens; provider documentation