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Model details
GPT-5.1-Codex-Max
Find out what this model does, when it was released, and which provider serves it.
Requestyopenai/gpt-5.1-codex-maxgpt-codex
Quick Info
- Provider
- Requesty
- Model key
- openai/gpt-5.1-codex-max
- Release date
- Nov 13, 2025
- Last updated
- Nov 13, 2025
- Knowledge
- 2024-09-30
- Input modalities
- text, image
- Output modalities
- text
- Capabilities
- Reasoning, Tool calling, Structured output, Attachments, Temp controls
- Cost summary
- In $1.10 · Out $9.00
- Limit summary
- 400,000 token context window
Cost
- Input token cost
- $1.10
- Output token cost
- $9.00
Limits
- Output tokens
- 128,000 tokens
- Context window
- 400,000 tokens