---
title: "flux.2-flex - Model Details & Comparison"
description: "flux.2-flex from OpenRouter: capabilities, context limits, pricing, and side-by-side comparisons with alternative models."
url: "https://www.getmaxim.ai/bifrost/model-library/compare/openrouter/flux.2-flex"
markdown: "https://www.getmaxim.ai/bifrost/model-library/compare/openrouter/flux.2-flex.md"
---

# flux.2-flex - Model Details & Comparison

> flux.2-flex from OpenRouter: capabilities, context limits, pricing, and side-by-side comparisons with alternative models.

## Important Links

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

## About flux.2-flex

flux.2-flex is an image generation model from OpenRouter. flux.2-flex supports vision. Its 67K-token context window is in the top 12% among image generation models.

## Specifications

- **OpenRouter Provider.**
- **Image Generation Mode.**
- **67,344 Max Input Tokens.**
- **60,609 Max Output Tokens.**
- **60,609 Max Tokens.**
- **$0.0000 / 1M tokens Input Price.**
- **$0.0000 / 1M tokens Output Price.**

## Capabilities

flux.2-flex supports: Vision.

## flux.2-flex Pricing Overview

flux.2-flex is a image generation model from OpenRouter, with support for vision. its 67K-token context window places it in the top 12% of image generation models.

## Models to Compare

Alternatives to flux.2-flex with comparable capabilities.

| Model | Provider | Input $/1M | Output $/1M |
| --- | --- | --- | --- |
| gpt-image-2 | Aiml | - | - |
| gpt-image-2 | Azure | $5.00 | $30.00 |
| gpt-image-2.5-flare | Azure | $5.00 | $30.00 |
| gpt-image-2.5-sunburst | Azure | $5.00 | $30.00 |
| gpt-image-2-2026-04-21 | Azure | $5.00 | - |

- [Compare gpt-image-2](https://www.getmaxim.ai/bifrost/model-library/compare/azure/gpt-image-2.md)
- [Compare gpt-image-2.5-flare](https://www.getmaxim.ai/bifrost/model-library/compare/azure/gpt-image-2.5-flare.md)
- [Compare gpt-image-2.5-sunburst](https://www.getmaxim.ai/bifrost/model-library/compare/azure/gpt-image-2.5-sunburst.md)
- [Compare gpt-image-2-2026-04-21](https://www.getmaxim.ai/bifrost/model-library/compare/azure/gpt-image-2-2026-04-21.md)

## Related Resources

- [Check OpenRouter status](https://www.getmaxim.ai/bifrost/provider-status/openrouter.md)
- [All OpenRouter pricing](https://www.getmaxim.ai/bifrost/llm-cost-calculator/provider/openrouter.md)

## FAQ

### What are the best alternatives to flux.2-flex?

The most comparable image generation models to flux.2-flex are: gpt-image-2 from Aiml; gpt-image-2 from Azure ($5.00/1M input tokens); gpt-image-2.5-flare from Azure ($5.00/1M input tokens); gpt-image-2.5-sunburst from Azure ($5.00/1M 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 large is flux.2-flex's context window?

flux.2-flex supports up to 67,344 input tokens, placing it in the top 12% of image generation models by context window size (rank 12 of 101). This makes it suitable for processing long documents, extensive code repositories, or maintaining detailed conversation histories.

### How do I check if OpenRouter is down?

You can monitor OpenRouter service health in real time on the Bifrost OpenRouter 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 flux.2-flex costs?

flux.2-flex 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 $0.0000 and generating 1M output tokens costs $0.0000.

## Related Resources

- [Model library](https://www.getmaxim.ai/bifrost/model-library.md)
- [LLM cost calculator](https://www.getmaxim.ai/bifrost/llm-cost-calculator.md)
- [Docs: Bifrost docs](https://docs.getbifrost.ai)
- [GitHub: maximhq/bifrost](https://github.com/maximhq/bifrost)
- [Pricing: Bifrost pricing](https://www.getmaxim.ai/pricing.md)
- [Enterprise: Bifrost enterprise](https://www.getmaxim.ai/enterprise)
- [Book a Demo: Bifrost demo](https://www.getmaxim.ai/book-a-demo)
- [Resources: Bifrost resources](https://www.getmaxim.ai/resources.md)

---

*This is a markdown version of [https://www.getmaxim.ai/bifrost/model-library/compare/openrouter/flux.2-flex](https://www.getmaxim.ai/bifrost/model-library/compare/openrouter/flux.2-flex) for AI/LLM consumption.*