---
title: "flux-3-image-klein - Model Details & Comparison"
description: "flux-3-image-klein 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-3-image-klein"
markdown: "https://www.getmaxim.ai/bifrost/model-library/compare/openrouter/flux-3-image-klein.md"
---

# flux-3-image-klein - Model Details & Comparison

> flux-3-image-klein 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-3-image-klein

flux-3-image-klein is an image generation model from OpenRouter. flux-3-image-klein supports vision. It accepts up to 47K input tokens.

## Specifications

- **OpenRouter Provider.**
- **Image Generation Mode.**
- **46,864 Max Input Tokens.**
- **42,177 Max Output Tokens.**
- **42,177 Max Tokens.**
- **$0.0000 / 1M tokens Input Price.**
- **$0.0000 / 1M tokens Output Price.**

## Capabilities

flux-3-image-klein supports: Vision.

## flux-3-image-klein Pricing Overview

flux-3-image-klein is a image generation model from OpenRouter, with support for vision.

## Models to Compare

Alternatives to flux-3-image-klein 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-3-image-klein?

The most comparable image generation models to flux-3-image-klein 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 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-3-image-klein costs?

flux-3-image-klein 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-3-image-klein](https://www.getmaxim.ai/bifrost/model-library/compare/openrouter/flux-3-image-klein) for AI/LLM consumption.*