---
title: "gpt-5.1-codex-2025-11-13 - Model Details & Comparison"
description: "gpt-5.1-codex-2025-11-13 from Azure: capabilities, context limits, pricing, and side-by-side comparisons with alternative models."
url: "https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/gpt-5.1-codex-2025-11-13"
markdown: "https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/gpt-5.1-codex-2025-11-13.md"
---

# gpt-5.1-codex-2025-11-13 - Model Details & Comparison

> gpt-5.1-codex-2025-11-13 from Azure: capabilities, context limits, pricing, and side-by-side comparisons with alternative models.

## Important Links

- [View MCP Gateway](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/resources/mcp-gateway.md)
- [Features](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/#features)
- [Enterprise](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/enterprise)
- [Pricing](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/pricing.md)
- [Docs](https://docs.getbifrost.ai)
- [GitHub](https://github.com/maximhq/bifrost)
- [Book a Demo](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/book-a-demo)

## About gpt-5.1-codex-2025-11-13

gpt-5.1-codex-2025-11-13 is a responses model from Azure, one of 25 responses models they offer. It is priced at $1.25 per 1M input tokens and $10.00 per 1M output tokens, ranking 9 out of 53 responses models by cost and cheaper than 72% of models in this category. gpt-5.1-codex-2025-11-13 supports vision, function calling, reasoning, prompt caching, structured output. It accepts up to 272K input tokens.

## Specifications

- **Azure Provider.**
- **Responses Mode.**
- **272,000 Max Input Tokens.**
- **128,000 Max Output Tokens.**
- **128,000 Max Tokens.**
- **$1.25 / 1M tokens Input Price.**
- **$10.00 / 1M tokens Output Price.**

## Capabilities

gpt-5.1-codex-2025-11-13 supports: Function Calling, Vision, Reasoning, Prompt Caching, Parallel Function Calling, Response Schema, Tool Choice, PDF Input.

## gpt-5.1-codex-2025-11-13 Pricing Overview

At $1.25 per 1M input tokens and $10.00 per 1M output tokens, gpt-5.1-codex-2025-11-13 ranks 9 out of 53 responses models by input cost. It is more affordable compared to the median of $2.75 for responses models, and is cheaper than 72% of models in this category.

gpt-5.1-codex-2025-11-13 is one of 25 Azure responses models, with support for vision, function calling, reasoning, prompt caching, structured output.

## Models to Compare

Alternatives to gpt-5.1-codex-2025-11-13 with comparable capabilities.

| Model | Provider | Input $/1M | Output $/1M |
| --- | --- | --- | --- |
| codex-mini-latest | OpenAI | $1.50 | $6.00 |
| gpt-5-codex | OpenAI | $1.25 | $10.00 |
| gpt-5.1-codex | OpenAI | $1.25 | $10.00 |
| gpt-5.1-codex-max | OpenAI | $1.25 | $10.00 |
| openai.gpt-5.6-luna | Bedrock Mantle | $1.10 | $6.60 |

- [Compare codex-mini-latest](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/openai/codex-mini-latest.md)
- [Compare gpt-5-codex](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/openai/gpt-5-codex.md)
- [Compare gpt-5.1-codex](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/openai/gpt-5.1-codex.md)
- [Compare gpt-5.1-codex-max](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/openai/gpt-5.1-codex-max.md)
- [Compare openai.gpt-5.6-luna](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/bedrock_mantle/openai.gpt-5.6-luna.md)

## Related Resources

- [Calculate gpt-5.1-codex-2025-11-13 costs](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/azure/model/gpt-5.1-codex-2025-11-13.md)
- [Check Azure AI status](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/provider-status/azure.md)
- [All Azure pricing](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/azure.md)

## FAQ

### Is gpt-5.1-codex-2025-11-13 cheaper than codex-mini-latest?

Yes. gpt-5.1-codex-2025-11-13 costs $1.25 per 1M input tokens compared to codex-mini-latest's $1.50 per 1M input tokens, making it 20% more affordable. Both are responses models and share support for vision, function calling, reasoning, prompt caching, structured output.

### How does gpt-5.1-codex-2025-11-13 pricing compare to the average responses model?

gpt-5.1-codex-2025-11-13 input pricing is $1.25 per 1M tokens, which is 55% below the median of $2.75 for responses models. It ranks 9 out of 53 responses models by input cost, making it cheaper than 72% of models in this category. For output, it costs $10.00 per 1M tokens compared to the median of $16.50.

### What makes gpt-5.1-codex-2025-11-13 different from other Azure models?

Among Azure's 25 responses models, gpt-5.1-codex-2025-11-13 ranks 7 by input cost.

### What are the best alternatives to gpt-5.1-codex-2025-11-13?

The most comparable responses models to gpt-5.1-codex-2025-11-13 are: codex-mini-latest from OpenAI ($1.50/1M input tokens); gpt-5-codex from OpenAI ($1.25/1M input tokens); gpt-5.1-codex from OpenAI ($1.25/1M input tokens); gpt-5.1-codex-max from OpenAI ($1.25/1M input tokens). These alternatives were selected based on similar capabilities, pricing, and provider diversity. You can compare any of these models in detail using the Bifrost Model Library.

### How do I check if Azure AI is down?

You can monitor Azure AI service health in real time on the Bifrost Azure AI Status page. It tracks current component status, active incidents, and historical reliability data pulled from the official status page every 60 seconds.

### How do I calculate gpt-5.1-codex-2025-11-13 costs?

gpt-5.1-codex-2025-11-13 is priced based on input and output tokens. Use the interactive calculator at the top of this page to estimate costs for your specific workload. Enter your expected input and output tokens volume and the calculator will show the total cost breakdown. For reference, processing 1M input tokens costs $1.25 and generating 1M output tokens costs $10.00.

## Related Resources

- [Azure models](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/provider/azure.md)
- [Model library](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library.md)
- [LLM cost calculator](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator.md)
- [Docs: Bifrost docs](https://docs.getbifrost.ai)
- [GitHub: maximhq/bifrost](https://github.com/maximhq/bifrost)
- [Pricing: Bifrost pricing](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/pricing.md)
- [Enterprise: Bifrost enterprise](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/enterprise)
- [Book a Demo: Bifrost demo](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/book-a-demo)
- [Resources: Bifrost resources](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/resources.md)

---

*This is a markdown version of [https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/gpt-5.1-codex-2025-11-13](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/gpt-5.1-codex-2025-11-13) for AI/LLM consumption.*