How to integrate Slazzer MCP with Codex

Codex is one of the most popular coding harnesses out there. And MCP makes the experience even better. With Slazzer MCP integration, you can draft, triage, summarise emails, and much more, all without leaving the terminal or the app, whichever you prefer.

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Api Key

Slazzer is an AI image editing API for background removal, enhancement, relighting, generation, and catalog image processing. Use it to automate clean, studio-ready visuals for ecommerce, design, and marketing workflows.

9 Tools

Introduction

Codex is one of the most popular coding harnesses out there. And MCP makes the experience even better. With Slazzer MCP integration, you can draft, triage, summarise emails, and much more, all without leaving the terminal or the app, whichever you prefer.

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Why use Composio?

Apart from a managed and hosted MCP server, you will get:

  • CodeAct: A dedicated workbench that allows GPT to write its code to handle complex tool chaining. Reduces to-and-fro with LLMs for frequent tool calling.
  • Large tool responses: Handle them to minimise context rot.
  • Dynamic just-in-time access to 20,000 tools across 1000+ other Apps for cross-app workflows. It loads the tools you need, so GPTs aren't overwhelmed by tools you don't need.

How to install Slazzer MCP in Codex

Run the setup command

Run this command in your terminal to add the Composio MCP server to Codex.

Terminal

It will initiate the authentication in a browser window, authorize Codex to access your Composio account.

Composio authentication page

(Optional) Authenticate with OAuth

To authenticate manually, run the login command to open a browser window and authorize Codex to access your Composio account.

bash
codex mcp login composio

Verify the connection

Run codex mcp list to confirm Composio appears as a registered MCP server.

bash
codex mcp list

Codex App

Codex App follows the same approach as VS Code.

  1. Click ⚙️ on the bottom left → MCP Servers → + Add servers → Streamable HTTP:
  2. Fill the header and Key fields with { "x-consumer-api-key" = "ck_*******" }.
  3. The Key is the Composio API key, that you can find on dashboard.composio.dev
  4. Click on Authenticate and authorize Codex to your Composio account and you're all set.
Codex App MCP setup
  1. Restart and verify if it's there in .codex/config.toml
bash
[mcp_servers.composio]
url = "https://connect.composio.dev/mcp"
http_headers = { "x-consumer-api-key" = "ck_*******" }

What is the Slazzer MCP server, and what's possible with it?

The Slazzer MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Slazzer account. It provides structured and secure access to AI image editing tools, so your agent can remove backgrounds, enhance and upscale images, adjust lighting, and create catalog-ready visuals on your behalf.

  • Background removal and replacement: Have your agent remove an image background, replace it with a new image or color, or produce an alpha mask.
  • Image enhancement and restoration: Let the agent improve colors, contrast, vibrancy, and visual quality, or colorize and restore old black-and-white photos.
  • Lighting, shadows, and sky edits: Direct your agent to relight an image, add an AI-generated studio shadow, or replace its sky with another image or solid color.
  • Catalog and product image creation: Instruct your agent to create catalog-ready grocery, food, or furniture images and upscale product photos by 2x or 4x.
  • Automobile image editing: Have your agent remove or replace car backgrounds, add shadows or overlays, and segment number plates.

Conclusion

You've successfully integrated Slazzer with Codex using Composio's MCP server. Now you can interact with Slazzer directly from your terminal, VS Code, or the Codex App using natural language commands.

Key benefits of this setup:

  • Seamless integration across CLI, VS Code, and standalone app
  • Natural language commands for Slazzer operations
  • Managed authentication through Composio
  • Access to 20,000+ tools across 1000+ apps for cross-app workflows
  • CodeAct workbench for complex tool chaining

Next steps:

  • Try asking Codex to perform various Slazzer operations
  • Explore cross-app workflows by connecting more toolkits
  • Build automation scripts that leverage Codex's AI capabilities
TOOLS

Supported Tools

Every Slazzer action and event your agent gets out of the box.

Colorize Old Photo

Colorize and restore a black-and-white photo and return the result as a downloadable image.

Create Catalog Image

Create a catalog-ready grocery, food, or furniture image using the matching Slazzer scene model.

Edit Automobile Image

Remove or replace an automobile background, optionally add a shadow or overlay or segment its number plate, and return the processed image, mask, or ZIP.

Enhance Image Colors

Improve an image's color, contrast, vibrancy, and visual quality and return the result as a downloadable image.

Generate Image Shadow

Apply an AI-generated studio shadow to a PNG or JPEG product image and return the result as a downloadable file.

Relight Image

Relight a PNG or JPEG image with a selected brightness multiplier and return the result as a downloadable image.

Remove Image Background

Remove an image background, optionally replace it, and return the processed image or alpha mask as a downloadable file.

Replace Sky

Replace an image's sky or background with another image or a solid color and return the processed file.

Upscale Image

Upscale a PNG or JPEG image by 2x or 4x and return the result as a downloadable file.

FAQ

Frequently asked questions

With a standalone Slazzer MCP server, the agents and LLMs can only access a fixed set of Slazzer tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Slazzer and many other apps based on the task at hand, all through a single MCP endpoint.

Yes, you can. Codex fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Slazzer tools.

Yes, absolutely. You can configure which Slazzer scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Slazzer data and credentials are handled as safely as possible.

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