Codex 5.1
Codex 5.1 is OpenAI's language model. An OpenAI Codex model in the fifth-generation series, version 5.1, designed for code generation and software engineering tasks.
Capabilities
Input1/5
Text✓
Image·
Audio·
Video·
PDF·
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·
Pricing by Provider
US Dollar ($)
Per 1M tokens
| Provider | Standard | |
|---|---|---|
| Input $ / 1M | Cache Read $ / 1M | |
| $1.25 | $0.125 | |
Cost Calculator
US Dollar ($)
Preset:
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| Codex 5.1 | — | — | — | — | Current |
| Codex 5.1 Max | — | — | — | — | Available |
| Codex 5.1 Mini | — | — | — | — | Available |
| Codex 5.2 | — | — | — | — | Available |
| Codex 5.3 | — | — | — | — | Available |
| Codex Mini | — | 200K | $1.50 | $6.00 | Available |