OpenAI ChatGPT-4o
GPT model for general reasoning, writing, coding, and tool-assisted tasks
Model facts
- Context window
- 128K tokens
- Maximum output
- 16K tokens
- Cheapest paid input
- $5 per 1M tokens
- Cheapest paid output
- $20 per 1M tokens
- Open weights
- no
- Providers
- 1
Capabilities and modalities
tool calling, temperature control, text, image.
Observed price history
- 2026-08-24: $5 input / $20 output per 1M tokens
API providers
- Helicone — model id chatgpt-4o-latest; $5 input / $20 output per 1M tokens; provider documentation