Flux-2 Online MCP Server

Flux-2 Online - Flux 2 AI Image Generator

A Model Context Protocol server that exposes the canonical Flux-2 Online knowledge surface — image generation workflows and styles, pricing, FAQ, official links — to MCP-compatible AI clients such as Claude Desktop, Cursor, Windsurf, and Continue. Read-only, no API keys, no quota, ~50 ms cold start.

Official website: https://flux-2.online

🎨 About Flux-2 Online

Flux-2 Online is a web-based AI image and video generation platform built around the Flux family of models. Users describe what they want in a text prompt, choose a model suited to their needs — from the fast and budget-friendly Flux 2 Dev to the higher-fidelity Flux 2 Pro or the flexible Flux 2 Flex — and receive generated images within seconds. Beyond text-to-image, the platform bundles a set of editing tools: image-to-image transformation, face swap, background removal, image enhancement, and image-to-video conversion, all accessible from a single browser-based interface with no local installation required.

Key Features

Multiple Flux model tiers — Flux 2 Dev for speed, Flux 2 Pro for quality, Flux 2 Flex for granular control, plus additional models like Seedream and Qwen for complex text rendering.
LoRA styles library — A curated collection of artistic styles spanning anime, photorealism, and more, selectable at generation time to steer the visual aesthetic without prompt engineering alone.
Kontext consistency mode — Keeps character appearance and object details coherent across a sequence of generated images, useful for multi-panel or narrative work.
Bundled editing tools — Face swap, hairstyle modifier, text remover, background changer, professional photo generator, and product photography generator are included alongside the core image generator.
Image-to-video conversion — Powered by Seedance 1.0 Lite, the platform converts still images into short video clips with configurable duration and resolution settings.
API access — A RESTful API with webhook support lets developers integrate image generation into their own applications using Python, JavaScript, or any HTTP client.
Free tier with daily credits — Basic generation is available without a subscription; a credit-based system scales up to commercial-grade output, higher resolutions, and batch processing.

Use Cases

Content creation — Social media managers and bloggers generate on-brand illustrations or photography-style images from text prompts, bypassing stock photo licensing.
E-commerce product visuals — Store owners use the product photography generator and background tools to produce clean, professional product shots without a physical studio.
Concept iteration — Designers test visual directions quickly by generating multiple style variants in parallel before committing to a final look.
Short-form video assets — Marketers convert finished images into brief animated clips suitable for social ads, reels, or presentation slides.
Developer integration — Independent developers embed the API into creative apps, chatbots, or internal tools that need on-demand image generation without managing their own model infrastructure.

Who Is It For

Flux-2 Online targets a broad range of creators and builders who need AI-generated visuals without the overhead of running models locally. Graphic designers and marketing professionals will find the multi-model selector and LoRA library useful for iterating on visual styles quickly. E-commerce operators benefit from the dedicated product photography and background editing tools. Developers who want image generation as a service rather than a self-hosted pipeline can connect via the RESTful API. The free daily credit allowance also makes the platform accessible to individual hobbyists and students who want to explore AI image generation before committing to a paid plan.

Tools

`list_styles`

Return the canonical list of image-generation styles or presets the site exposes. (Flux-2 Online)

Input: no parameters. Returns: text/markdown.

`get_pricing`

Return the canonical pricing entry point for Flux-2 Online.

Input: no parameters. Returns: text/markdown.

`get_official_links`

Return the canonical list of official links for Flux-2 Online (website, support, docs when available).

Input: no parameters. Returns: text/markdown.

Resources

site://flux-2-online/styles — Supported image-generation styles and presets.
site://flux-2-online/pricing — Canonical pricing entry point.
site://flux-2-online/faq — Short FAQ generated from public site metadata.
site://flux-2-online/links — Canonical URLs to share with users.

Prompts

`tell_me_about_flux_2_online`

Summarize what the site is, who it's for, and how it works. — Flux-2 Online

`try_image_style_flux_2_online`

Recommend a starting image-generation style for a stated goal. — Flux-2 Online

Installation

Install via Smithery

Terminal

npx -y @smithery/cli install flux-2-online-mcp --client claude

(Replace claude with cursor, windsurf, or continue for those clients.)

Install from source

bash

git clone https://github.com/rocnubie/flux-2-online-mcp.git
cd flux-2-online-mcp
pnpm install

Then add to your MCP client config (claude_desktop_config.json for Claude Desktop, mcp.json for Cursor / Windsurf / Continue):

config.json

{
  "mcpServers": {
    "flux-2-online-mcp": {
      "command": "node",
      "args": [
        "/absolute/path/to/flux-2-online-mcp/src/index.mjs"
      ]
    }
  }
}

Debug with MCP Inspector

Terminal

npx @modelcontextprotocol/inspector node src/index.mjs

Official Links

Development

bash

pnpm install
pnpm start                 # run the server over stdio

License

MIT