OpenAI
Codex Mini Pricing
API pricing for Codex Mini by OpenAI. Input tokens cost $1.5/1M, output tokens cost $6/1M with 200K context window.
Last updated:
ReasoningToolsVision
Input Cost
$1.5
per 1M tokens
Output Cost
$6
per 1M tokens
Context Window
200K
tokens
Cost Calculator
Estimated Cost:
$0.00
Model Details
Provider
OpenAI
Model ID
codex-mini-latest
Context Window
200K tokens
Max Output
100000 tokens
Cache Read Cost
$0.375/1M
Release Date
2025-05-16
Compare Alternatives
| Model | Input | Output | Context |
|---|---|---|---|
| Codex Mini (this model) | $1.5 | $6 | 200K |
| Qwen3 Max Alibaba | $1.2 | $6 | 262K |
| Qwen Max Alibaba | $1.6 | $6.4 | 33K |
| Qwen2.5 72B Instruct Alibaba | $1.4 | $5.6 | 131K |
| Magistral Medium Mistral | $2 | $5 | 128K |
| Mistral Large 2.1 Mistral | $2 | $6 | 131K |
Available from Resellers
Codex Mini is also available through these resellers and gateways:
| Reseller | Model | Input | Output |
|---|---|---|---|
| AIHubMix | GPT-5.1 Codex Mini | $0.25 | $2 |
| Azure | Codex Mini | $1.5 | $6 |
| Azure | GPT-5.1 Codex Mini | $0.25 | $2 |
| Azure Cognitive Services | Codex Mini | $1.5 | $6 |
| Azure Cognitive Services | GPT-5.1 Codex Mini | $0.25 | $2 |
| GitHub Copilot | GPT-5.1-Codex-mini | $0 | $0 |
| Helicone | OpenAI Codex Mini Latest | $1.5 | $6 |
| Helicone | OpenAI: GPT-5.1 Codex Mini | $0.25 | $2 |
| OpenCode Zen | GPT-5.1 Codex Mini | $0.25 | $2 |
| OpenRouter | GPT-5.1-Codex-Mini | $0.25 | $2 |