OpenAI
•
gpt-5-1-codex-max
| Slug |
gpt-5-1-codex-max
|
|---|---|
| Aliases | gpt-5.1-codex-max gpt-5-1-codex-max |
| Name | OpenAI |
|---|
GPT-5.1-Codex-Max is OpenAI’s latest agentic coding model, designed for long-running, high-context software development tasks. It is based on an updated version of the 5.1 reasoning stack and trained on agentic workflows spanning software engineering, mathematics, and research. GPT-5.1-Codex-Max delivers faster performance, improved reasoning, and higher token efficiency across the development lifecycle. Context: 400000
| Provider | Input Price ($/1M) | Output Price ($/1M) | Free |
|---|---|---|---|
| GitHub Copilot | $0.00 | $0.00 | |
| Poe | $1.10 | $9.00 | |
| OpenCode Zen | $1.25 | $10.00 | |
| OpenRouter | $1.25 | $10.00 | |
| AIHubMix | $1.25 | $10.00 | |
| Factory.ai | - | - |