How to integrate Supabase Read MCP with Atomic Agent

Connect Atomic Agent to Supabase Read MCP. List all databases in your project, show recent edge function logs, and more using natural language, with authentication handled for you.

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Supabase Read MCP is a read-only interface for inspecting Supabase projects and resources. Use it to audit and explore databases, schemas, Edge Functions, logs, and storage without write access.

21 Tools

Introduction

Atomic Agent is an open-source AI agent that runs on your machine and supports local models through llama.cpp. Connect it to 1,500+ apps through Composio, including Supabase Read.

This guide uses Atomic Agent's built-in Composio integration. You need Atomic Agent v0.5.6 or later, your own Composio API key, and a Supabase Read account. See the Atomic Agent documentation for installation instructions.

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How Atomic Agent connects to Supabase Read

Atomic Agent connects to Composio's Tool Router over Streamable HTTP MCP. It discovers the tools needed for your request, and Composio handles account authentication.

Execution and account-connection tools follow Atomic Agent's configured approval policy. Review any approval prompt before allowing an action on your connected account.

Connect Supabase Read to Atomic Agent

  1. Sign up or sign in to the Composio dashboard. Copy your API key.
  2. In Atomic Agent, open the Integrations tab and select Composio. Select API key, press e, paste the key, and press Enter. The tools become available immediately, without a restart.
  3. Ask Atomic Agent to do something in Supabase Read. It searches Composio for the right tool.
  4. On first use, open the sign-in link returned in the chat. Connect your Supabase Read account, then return to Atomic Agent to continue.

Headless setup

Add the following line to ~/.atomic-agent/.env, replacing YOUR_COMPOSIO_API_KEY with your key. Start Atomic Agent after saving the file.

bash
COMPOSIO_API_KEY=YOUR_COMPOSIO_API_KEY

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

The Supabase Read MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Supabase Read account. It provides structured and secure access so your agent can perform Supabase Read operations on your behalf.

Use Supabase Read from Atomic Agent

With your account connected, ask Atomic Agent to work with Supabase Read in natural language. You can connect more apps through the same Composio integration as you need them.

Visit the Atomic Agent website or inspect the Atomic Agent source code.

Troubleshooting

Why is my API key rejected?

Copy the key directly from the Composio dashboard. Atomic Agent requires ASCII characters because it sends the key in an HTTP header. Remove any extra characters introduced when copying.

Why are Composio tools unavailable after saving a key?

Check that you use Atomic Agent v0.5.6 or later and that Composio is enabled in your configuration. A "composio": { "enabled": false } setting disables the integration while keeping the saved key on disk.

Does Composio have a free plan?

The Hobby plan includes 100,000 tool calls per month. Composio-managed OAuth apps have a lower included allowance. See Composio pricing for the current limits that apply to your connection.

TOOLS

Supported Tools

Every Supabase Read MCP action and event your agent gets out of the box.

Confirm cost

Ask the user to confirm their understanding of the cost of creating a new project or branch.

Execute sql

Executes raw SQL in the Postgres database.

Generate typescript types

Generates TypeScript types for a project.

Get advisors

Gets a list of advisory notices for the Supabase project.

Get cost

Gets the cost of creating a new project or branch.

Get edge function

Retrieves file contents for an Edge Function in a Supabase project.

Get organization

Gets details for an organization.

Get project

Gets details for a Supabase project.

Get project url

Gets the API URL for a project.

Get publishable keys

Gets all publishable API keys for a project, including legacy anon keys (JWT-based) and modern publishable keys (format: sb_publishable_.

Get storage config

Get the storage config for a Supabase project.

List branches

Lists all development branches of a Supabase project.

List edge functions

Lists all Edge Functions in a Supabase project.

List extensions

Lists all extensions in the database.

List migrations

Lists all migrations in the database.

List organizations

Lists all organizations that the user is a member of.

List projects

Lists all Supabase projects for the user.

List storage buckets

Lists all storage buckets in a Supabase project.

List tables

Lists all tables in one or more schemas.

Query logs

Runs a custom read-only ClickHouse SQL query against a Supabase project's unified logs stream, for filtering, aggregating, or joining across log fields more precisely than a simple per-service log dump.

Search docs

Search the Supabase documentation using GraphQL.

FAQ

Frequently asked questions

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

Yes, you can. Atomic Agent 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 Supabase Read tools.

Yes, absolutely. You can configure which Supabase Read 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 Supabase Read data and credentials are handled as safely as possible.

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