# OpenAI Codex Mini: AI model fact sheet

- **Provider:** openai
- **Released:** 2025-05-16
- **Context window:** 200,000 tokens
- **Parameters:** Not disclosed
- **API pricing:** $1.50 / 1M input, $6.00 / 1M output
- **OpenRouter ID:** openai/codex-mini
- **Capabilities:** code-generation, conversation, analysis

codex-mini-latest is a fine-tuned version of o4-mini specifically for use in Codex CLI. For direct use in the API, we recommend starting with gpt-4.1.

## Benchmarks

| Benchmark | Score |
| --- | --- |
| SWE-bench Verified | 71.3% |

Source: real side-by-side outputs, pricing and specs at https://rival.tips/models/codex-mini