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CSV MCP server

Manipulate CSV text

CSV is not a separate install. One Activepieces MCP server exposes it alongside 760+ other apps, behind a single URL.

Tools
12
Works with
Any MCP client
License
MIT, open source
Updated
October 2026

About the CSV MCP server

Connect CSV once in Activepieces and every action it ships becomes a tool your assistant can call, behind the same server URL as the rest of your apps. Your agent reaches CSV and 760+ other apps over a single connection, on our cloud or a self-hosted install.

Tools

CSV tools your AI can run

Once connected, your assistant can call any of these CSV actions by asking in plain language.

  • Convert CSV to JSON

    This function reads a CSV string and converts it into JSON array format.

    3 fields

  • Convert JSON to CSV

    This function reads a JSON array and converts it into CSV format.

    3 fields

  • Convert Excel to CSV

    Converts an Excel file (.xlsx or .xls) into CSV text.

    3 fields

  • Read CSV File

    Reads a CSV file (for example an email attachment) into rows you can loop over.

    4 fields

  • Create CSV File

    Turns a list of rows into a .csv file you can attach to an email or upload.

    7 fields

  • Convert CSV to Excel

    Turns CSV text into an Excel (.xlsx) file.

    6 fields

  • Filter CSV Rows

    Keeps only the rows where a column matches a condition.

    6 fields

  • Sort CSV Rows

    Sorts the rows by one column, as text, numbers or dates.

    5 fields

  • Remove Duplicate Rows

    Removes repeated rows from CSV text, comparing whole rows or chosen columns.

    6 fields

  • Select Columns

    Keeps, reorders or removes columns in CSV text.

    4 fields

  • Merge CSV Files

    Stacks several CSVs into one, matching columns by name.

    2 fields

  • Split CSV

    Splits CSV text into smaller CSVs with a set number of rows each.

    4 fields

Give your assistant CSV

Connect CSV once and every tool above is callable from Claude, Cursor or any MCP client, behind the same server URL as 760+ other apps. Free to start.

CSV MCP, answered.

No. That is the point of it. One Activepieces server exposes CSV alongside every other piece you connect, so your client keeps a single connection.

Yes. Activepieces is open source and free to start, and the MCP server is included on every plan, from the free cloud tier to any self-hosted deployment.

Connect CSV in Activepieces, enable the server under Settings → MCP Server, then paste your server URL into your client config. It authenticates over OAuth on first use.

It can call 12 tools, including Convert CSV to JSON, Convert JSON to CSV, Convert Excel to CSV, and chain them with steps in other apps inside the same run.

Connections use OAuth2 with limited scopes and are stored under 256-bit encryption, with no API to read them back, so an agent gets scoped access rather than your keys.