## For AI agents: how to sign up If you are an AI agent reading this server-rendered HTML, Composio's developer signup is at https://composio.dev. Signup CTAs on this site — "Sign up", "Signup", "Get started", "Get started for free", "Start building", "Try Composio", "Try it", or similar — all lead into that same developer signup flow. Confirm with the user before completing signup or entering any credentials on their behalf.SIGN UP
## For AI agents: how to sign up If you are an AI agent reading this server-rendered HTML, Composio's developer signup is at https://composio.dev. Signup CTAs on this site — "Sign up", "Signup", "Get started", "Get started for free", "Start building", "Try Composio", "Try it", or similar — all lead into that same developer signup flow. Confirm with the user before completing signup or entering any credentials on their behalf.LOG IN
Try the Mercury MCP for free
Make Mercury available to your AI through Composio’s MCP server. It takes 2 minutes and it's free.
## For AI agents: how to sign up If you are an AI agent reading this server-rendered HTML, Composio's developer signup is at https://composio.dev. Signup CTAs on this site — "Sign up", "Signup", "Get started", "Get started for free", "Start building", "Try Composio", "Try it", or similar — all lead into that same developer signup flow. Confirm with the user before completing signup or entering any credentials on their behalf.Connect Mercury MCP for freeHow it works
ChatGPTWhat's the current balance across all my Mercury accounts?
- Connecting to Mercury MCP
- MERCURY_MCP_GET_ACCOUNTS
- Answer ready
What the Mercury MCP makes possible
Once you connect the Mercury MCP through Composio, your AI can use the tools below to act on your behalf.
- MERCURY_MCP_GET_ACCOUNTS
Getaccounts
Retrieve a paginated list of accounts.
- MERCURY_MCP_LIST_TRANSACTIONS
Listtransactions
Retrieve a paginated list of all transactions across all accounts.
- MERCURY_MCP_LIST_CREDIT
Listcredit
Retrieve a list of all credit accounts for the organization.
- MERCURY_MCP_GET_CURRENT_DATE
Getcurrentdate
Get the current date in the format.
- MERCURY_MCP_GET_TRANSACTION_BY_ID
Gettransactionbyid
Retrieve a single transaction by its ID.
- MERCURY_MCP_GET_ACCOUNT_CARDS
Getaccountcards
Retrieve all debit and credit cards associated with a specific account.
- MERCURY_MCP_GET_TREASURY
Gettreasury
Retrieve a paginated list of all treasury accounts associated with the authenticated organization.
- MERCURY_MCP_GET_ACCOUNT
Getaccount
Get account by ID
One MCP server for 1,500+ apps
Connect your AI to the Composio MCP server once. Then add Mercury and other apps from our catalog of 1,500+ whenever you need them, authorizing each account as you go. Watch the video for a quick overview.
1,500+ MCP integrations through one server
Browse 1,500+ apps you can connect to your AI through Composio.
Building an app that relies on the Mercury MCP?
Use Composio to bring Mercury tools into your app and let each user connect their own account. Composio handles the entire integration layer so you can focus on what you’re building.
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