GPT-5 Codex (batch)
OpenAI · Multimodal · Released Sep 2025
OpenAI's code-focused model optimized for batch processing, with a 400k token context window.
- Strengths
- Specializes in software engineering tasks, code generation, and handling long independent execution sequences within batch workflows.
- Best for
- Asynchronous batch jobs that involve complex engineering tasks, multi-step code generation, and processing large codebases.
- Limitations
- Batch-only mode means it is not suitable for interactive development sessions or real-time code assistance.
Input / 1M
$0.625
Output / 1M
$5.00
Cached input / 1M
$0.0625
Context window
400K
Price history
Snapshots
| Effective | Input | Output | Cached in | Note | Source |
|---|---|---|---|---|---|
| 6 Aug 2026 | $0.625 | $5.00 | $0.0625 | Imported from OpenRouter | openrouter.ai |