GPT-5.1 Codex Mini
Chatopenai/gpt-5.1-codex-miniGPT-5.1-Codex-Mini is a smaller and faster version of GPT-5.1-Codex
Context Window
256K
Max Output Tokens
66K
Released
2025-11-13
Capabilities
VisionFunction CallingReasoningPrompt CachingWeb SearchAudio InputVideo Input
Available Providers
Azure
Supported Protocols
openai
Providers
Azure
Input Tokens
$0.25/M
Output Tokens
$2/M
Cache Read
$0.03/M
Web Search
$0.01/R
Protocols
openai
/v1/chat/completions/v1/responsesCode Examples
from openai import OpenAIclient = OpenAI(base_url="https://api.ofox.io/v1",api_key="YOUR_OFOX_API_KEY",)response = client.chat.completions.create(model="openai/gpt-5.1-codex-mini",messages=[{"role": "user", "content": "Hello!"}],)print(response.choices[0].message.content)
Related Models
Frequently Asked Questions
GPT-5.1 Codex Mini on Ofox.ai costs $0.25/M per million input tokens and $2/M per million output tokens. Pay-as-you-go, no monthly fees.
GPT-5.1 Codex Mini supports a context window of 256K tokens with max output of 66K tokens, allowing you to process large documents and maintain long conversations.
Simply set your base URL to https://api.ofox.ai/v1 and use your Ofox API key. The API is OpenAI-compatible — just change the base URL and API key in your existing code.
GPT-5.1 Codex Mini supports the following capabilities: Vision, Function Calling, Reasoning, Prompt Caching, Web Search, Audio Input, Video Input. Access all features through the Ofox.ai unified API.