Two minutes to your first post

Install once.
Post from your AI chat.

Choose where you work. ChatGPT finds SocialRainbow in its app store; Claude and Cowork connect with one secure MCP URL.

ChatGPT app store

Search, install, connect.

About 2 min

1
Open Apps in ChatGPT
Use the Apps button in the message composer, or open Settings → Apps & Connectors.
2
Search for SocialRainbow
Search the exact name as one word, then choose the Social Rainbow app with the rainbow logo.
3
Install and connect
Choose Install, then Connect. Sign in and approve access when ChatGPT asks.
4
Connect your social accounts
Add the Instagram, Facebook, X, Threads, LinkedIn, YouTube, or TikTok accounts you want to publish to.

Heads up

We do not have a direct ChatGPT store link yet. Search for SocialRainbow inside ChatGPT.

Claude / Cowork

About 2 min

1
Copy the Social Rainbow MCP URL
This is the production Claude endpoint.
2
Add a custom connector
In Claude or Cowork, open Settings → Connectors → Add custom connector.
Open Claude connectors
3
Name it and paste the URL
Use Social Rainbow as the name, paste the MCP URL, then save the connector.
4
Authenticate and connect
Sign in to Social Rainbow when prompted, then add the social accounts you want Claude to use.

Same account

Your Social Rainbow login, plan, and connected social accounts work across ChatGPT and Claude.

You are connected

Before publishing anything, ask your assistant to show which destinations are ready.

Try this

“Show me my connected social accounts.”

Need an account first?

Your seven-day trial includes ChatGPT, Claude, and every supported social network.