Codex Mini is
OpenAI's language model with a 200K context window and up to 100K output tokens, available from 2 providers, starting at $1.50 / 1M input and $6.00 / 1M output. A fine-tuned variant of o4-mini optimized specifically for coding tasks in the Codex CLI, combining reasoning capabilities with software engineering proficiency.
Capabilities
Input3/5
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Output1/5
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Capabilities6/13
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Pricing by Provider
| Provider | Standard | ||
|---|---|---|---|
| Input $ / 1M | Output $ / 1M | Cache Read $ / 1M | |
Azure AI Foundry | $1.50 | $6.00 | $0.375 |
OpenAI | $1.50 | $6.00 | $0.375 |
Regional pricing
Provider-specific pricing that varies by region.
Azure AI Foundry
14 regions
| Region | Standard | ||
|---|---|---|---|
| Input $ / 1M | Output $ / 1M | Cache Read $ / 1M | |
| Global | |||
| Global | $1.50 | $6.00 | $0.375 |
| Europe | |||
| France Central (Paris)/ francecentral | $0.413 | — | — |
| Germany West Central (Frankfurt)/ germanywestcentral | $0.413 | — | — |
| Poland Central (Warsaw)/ polandcentral | $1.65 | — | — |
| Spain Central (Madrid)/ spaincentral | $0.413 | — | — |
| Sweden Central (Gävle)/ swedencentral | $1.65 | — | — |
| West Europe (Netherlands)/ westeurope | $0.413 | — | — |
| US | |||
| Central US (Iowa)/ centralus | $1.65 | — | — |
| East US (Virginia)/ eastus | $0.413 | — | — |
| East US 2 (Virginia)/ eastus2 | $0.413 | — | — |
| North Central US (Illinois)/ northcentralus | $1.65 | — | — |
| South Central US (Texas)/ southcentralus | $0.413 | — | — |
| West US (California)/ westus | $0.413 | — | — |
| West US 3 (Phoenix)/ westus3 | $0.413 | — | — |
Cost Calculator
Preset:
Compares every provider & tier in USD
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| o4 6 26 Mini Deep Research | — | 200K | — | — | Available |
| o4 4 16 Mini | — | 200K | — | — | Available |
| o3 1 31 Mini | — | 200K | — | — | Available |
| o4 Mini Deep Research | 200K | $2.00 | $8.00 | Available | |
| o4 Mini | 200K | $1.00 | $4.00 | Available | |
| o4 Mini High | 200K | $1.10 | $4.40 | Available | |
| o3 Mini High | 200K | $1.10 | $4.40 | Available | |
| o3 Mini | 200K | $1.10 | $4.40 | Available | |
| Codex Mini | — | 200K | $1.50 | $6.00 | Current |
| o1 Mini | — | 128K | $1.10 | $4.40 | Available |
Other models
| Model | Tier | Released | Context | Input / 1M | Output / 1M |
|---|---|---|---|---|---|
| o3 6 10 Pro | Pro | — | 200K | — | — |
| o3 Deep Research | — | 200K | $2.50 | $40.00 | |
| o3 Pro | Pro | 200K | $20.00 | $80.00 | |
| o3 | — | 200K | $2.00 | $8.00 | |
| o1 Pro | Pro | 200K | $150.00 | $600.00 | |
| o1 | — | 200K | $15.00 | $60.00 | |
| o1 Preview | — | — | 128K | $15.00 | $60.00 |