Codex 5.1 Mini is OpenAI's language model. A lightweight tier of OpenAI's Codex 5.1, optimized for fast, cost-efficient code generation with reduced latency.
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 | |
| $0.25 | $0.025 | |
Cost Calculator
US Dollar ($)
Preset:
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| Codex 5.1 Mini | — | — | — | — | Current |
| Codex Mini | — | 200K | $1.50 | $6.00 | Available |
Other Models
| Model | Tier | Released | Context | Input / 1M | Output / 1M |
|---|---|---|---|---|---|
| Codex 5.1 | — | — | — | — | — |
| Codex 5.1 Max | — | — | — | — | — |
| Codex 5.2 | — | — | — | — | — |
| Codex 5.3 | — | — | — | — | — |