Loading models
Model details
GPT-5.1-Codex
Find out what this model does, when it was released, and which provider serves it.
Vercel AI Gatewayopenai/gpt-5.1-codexgpt
Quick Info
- Provider
- Vercel AI Gateway
- Model key
- openai/gpt-5.1-codex
- Release date
- Aug 7, 2025
- Last updated
- Aug 7, 2025
- Knowledge
- 2024-10
- Input modalities
- text, image, pdf
- Output modalities
- text
- Capabilities
- Reasoning, Tool calling, Attachments, Temp controls
- Cost summary
- In $1.25 · Out $10.00
- Limit summary
- 400,000 token context window
Cost
- Input token cost
- $1.25
- Output token cost
- $10.00
Limits
- Input tokens
- 272,000 tokens
- Output tokens
- 128,000 tokens