OpenAI
GPT Chat Latest
Chat-tuned GPT model for conversational assistance, writing, and tool workflows
Model facts
- Context window
- 4K tokens
- Maximum output
- 128K tokens
- Cheapest paid input
- $2 per 1M tokens
- Cheapest paid output
- $10 per 1M tokens
- Open weights
- no
- Providers
- 5
Capabilities and modalities
reasoning, tool calling, structured output, attachments, text, image, pdf.
Observed price history
- 2026-08-24: $2 input / $10 output per 1M tokens
API providers
- NanoGPT — model id openai/gpt-chat-latest; $2 input / $10 output per 1M tokens; provider documentation
- Azure — model id gpt-chat-latest; $5 input / $30 output per 1M tokens; provider documentation
- Azure Cognitive Services — model id gpt-chat-latest; $5 input / $30 output per 1M tokens; provider documentation
- Kilo Gateway (OpenAI) — model id openai/gpt-chat-latest; $5 input / $30 output per 1M tokens; provider documentation
- OpenRouter — model id openai/gpt-chat-latest; $5 input / $30 output per 1M tokens; provider documentation