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claude-imagine

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MCP server for generating images in Claude Code — supports multiple backends including SDXL, Flux Schnell, and Flux Dev with GPU acceleration

npm99/wk
Stars
1
Updated
Mar 6, 2026
Validated
Apr 28, 2026

Quick Install

npx -y claude-imagine

Claude-Imagine

Context-aware image generation for Claude Code, powered by your local GPU

An MCP server that lets Claude Code generate real images while it works. No external APIs, no stock photos. Just your GPU and whatever diffusion models you have installed.


NPM Version License Stars
Node.js TypeScript MCP Area Image

⚡ Runs on
ComfyUI

Getting Started Architecture Image Reference


💡 Why i made this

Every time you build something with Claude Code, you hit the same wall: placeholder images. Grey boxes, lorem picsum links, "TODO: add real image here." The layout is done, the code is clean, but the result looks lifeless.

Claude-Imagine changes that. Claude reads the code it's writing — the HTML structure, the component, the page theme, the brand colors — and uses that context to generate an image tailored for that exact spot. A hero section for a wellness brand gets a hero image that matches the palette and mood of the page. A product card for a vintage leather bag gets a photo that fits the store's tone. Images that belong where they are, because they were born from the context they live in.

When you're not coding, there are direct commands too. /claude-imagine:image-generate lets you generate any image on demand with full control over style, mood, lighting, and composition. /claude-imagine:image-suggest analyzes a project and recommends a visual asset plan. Same prompt engineering pipeline, just a different trigger.


✨ Key Features

  • Context-Aware Prompts — Claude reads the surrounding code and crafts image prompts tailored to the exact spot where the image will live
  • 11 Image Types — icons to hero images, each with optimized defaults for dimensions, style, mood, and lighting
  • Full Creative Control — 15 styles, 12 moods, 12 compositions, 12 lighting options, 8 color palettes
  • 3 Quality Tiers — fast / standard / high, auto-mapped to your fastest and best models
  • Auto-Detection — discovers your installed models and assigns them to quality tiers
  • Smart Negative Prompts — auto-generated per type and style (SDXL only)
  • Pluggable Backends — ComfyUI today, extensible architecture for future backends
  • Flexible Scope — install globally or per-project

🚀 Quick Start

Requirements

See Getting Started for more detailed instructions, tested models, VRAM requirements, and CLIP/VAE setup for Flux models, etc.

Option 1: npx (recommended)

npx claude-imagine@latest

The interactive installer will:

  1. Ask for install scope (global or per-project)
  2. Copy skills, commands, and rules to your Claude Code config
  3. Detect your ComfyUI server and discover installed models
  4. Generate config and register the MCP server

Tip — local scope: Run npx claude-imagine@latest from inside the project you want to install into. npx uses your current directory automatically — no path entry needed. This is the main advantage of npx over the from-source install for per-project setups.

Option 2: From source

git clone https://github.com/prenats/claude-imagine.git
cd claude-imagine
npm install
npm run build
npm test
./install.sh  # install from source

Local scope note: Running ./install.sh from inside the cloned repo and choosing Local scope will show a warning and prompt you to enter the target project path. Type an absolute path (e.g. ~/projects/my-app) or press Enter to use pwd. See Getting Started for details.

Verify

Open Claude Code and run /mcp to check that the Claude-Imagine MCP server is installed and connected. You should see it listed with a green status.

You can also verify from the terminal:

npx claude-imagine check

First image

/claude-imagine:image-generate a cozy coffee shop on a rainy evening

See Getting Started for the full setup guide, configuration, and verification.


🔄 How It Works

While coding (automatic)

You: "Build me a landing page for a sustainable coffee brand"

Claude Code writes the hero section, hits the <img> tag, and:
  1. Reads the surrounding context (earth-tone palette, organic theme, warm copy)
  2. Engineers a 150-250 word prompt tailored to that exact spot
  3. Picks the right model, resolution, and quality tier
  4. Sends the workflow to ComfyUI on your GPU
  5. Drops the generated PNG into your project and keeps coding

Result: The hero image matches the page — not a random stock photo.

On demand (direct commands)

You: /claude-imagine:image-generate a cozy coffee shop on a rainy evening

Claude Code:
  1. Engineers a 150-250 word prompt (scene, lighting, atmosphere, camera, color, materials, style, quality)
  2. Selects the right model and resolution for the image type
  3. Sends the workflow to ComfyUI
  4. Saves the generated PNG to your project

Result: generated/cozy-coffee-shop-rainy-evening.png (1344x768)

Both modes use the same pipeline. The difference is where the context comes from — the code Claude is writing, or the description you provide. Prompt engineering runs on whichever Claude model powers your session. Image generation runs on your GPU.


🎨 Image Types

TypeResolutionTierUse For
ICON512x512FastApp icons, UI elements, favicons
THUMBNAIL768x432FastBlog cards, video thumbnails
BACKGROUND1344x768FastPage/section backgrounds
TEXTURE1024x1024FastTileable patterns, surfaces
AVATAR768x768StandardProfile photos, team portraits
CONTENT1024x768StandardArticle illustrations
BANNER1344x384StandardHorizontal promo strips
PRODUCT896x1152StandardE-commerce product photos
LOGO1024x1024HighBrand logo marks
HERO1344x768HighFull-width hero sections
FEATURED1024x1024HighFeatured post/card images

See Image Reference for all styles, moods, compositions, lighting, palettes, and dimension overrides.


🛠️ Usage

Skills (user-facing)

These are the slash commands you invoke directly in Claude Code:

SkillDescription
/claude-imagine:image-generateEngineer a detailed prompt and generate an image
/claude-imagine:image-suggestAnalyze a project and recommend 4-8 images with types, styles, and rationale

MCP Tools (what Claude calls under the hood)

Skills call these tools on the MCP server. You don't invoke them directly — Claude does.

ToolDescription
generate_imageGenerate a single image with full control over type, style, mood, lighting, composition, palette, quality, dimensions, seed
batch_generateGenerate multiple images sequentially (one GPU job at a time)
list_capabilitiesList all available types, styles, moods, compositions, lighting, palettes, and discovered models
check_serverCheck if ComfyUI is reachable and report detected backend

CLI

CommandDescription
npx claude-imagine@latestRun interactive setup
npx claude-imagine checkVerify installation (skills, config, server)
npx claude-imagine uninstallRemove all installed files and MCP registration
npx claude-imagine --versionPrint version

⚙️ Configuration

Config file: ~/.config/claude-imagine/config.json (auto-generated during setup)

SettingWhat it controls
server.urlComfyUI server address
modelsDiscovered models with type, tier, and sampling params
imageTypesWhich model each image type uses, with optional dimension overrides
output.dirWhere generated images are saved (default: generated)

Environment Variable Overrides

VariableDescription
IMAGINE_SERVER_URLOverride server URL
IMAGINE_BACKENDOverride backend (default: comfyui)
IMAGINE_OUTPUT_DIROverride output directory
IMAGINE_CONFIGOverride config file path

Priority: environment variables > config file > hardcoded defaults

See Getting Started for the full config reference, model tuning, quality tiers, and CLIP/VAE setup.


🏛️ Architecture Overview

Skill (/claude-imagine:image-generate)
  │  Claude engineers a 150-250 word prompt
  │  Infers type, style, mood, lighting from context
  ▼
MCP Tool (generate_image)
  │  Validates params, resolves model and dimensions
  ▼
Backend (ComfyUI)
  │  Builds workflow → queues prompt → polls for result → downloads PNG
  ▼
Output
     Saves image to project, returns report

The backend is pluggable — any server that implements the ImageBackend interface can be added to Claude-Imagine.

See Architecture for the full module map, generation flow, backend abstraction, and config chain.


🤝 Contributing

Contributions are welcome — whether it's a bug fix, a new backend, or an improvement to prompt engineering. Claude-Imagine is TypeScript end-to-end, with a pluggable backend architecture that makes it straightforward to add support for new image generation servers.

See CONTRIBUTING.md for the full development guide, project structure, and how to extend.


📚 Documentation

DocumentDescription
Getting StartedInstall, configure, verify, generate your first image
ArchitectureModule map, generation flow, backend abstraction, config chain
Image ReferenceAll types, styles, moods, compositions, lighting, palettes
ContributingDevelopment setup, project structure, how to extend
ChangelogRelease history

📜 License

This project is licensed under the MIT License. See the LICENSE file for details.

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