Carta

Carta MCP Connector for Claude

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Equip your AI agent with direct access to Carta — query cap tables, review equity grants, and monitor 409A valuations without opening the equity management dashboard.

10 tools Official Updated Jun 28, 2026 Official Vinkius Partner

Connect Carta to your AI agent and manage your company's equity operations, stakeholder information, and compliance data conversationally.

What you can do

  • Cap Table Queries — Retrieve your company's capitalization table including shares outstanding, share classes, and ownership percentages.
  • Equity Grants — List active stock option grants, vesting schedules, exercise windows, and grant statuses.
  • 409A Valuations — Access your latest 409A valuation data and fair market values for compliance reporting.
  • Stakeholder Directory — Query your shareholder registry to find individual equity positions and contact details.

How it works

  1. Subscribe to the Carta integration on the marketplace.
  2. Create an OAuth app in the Carta Developer Portal (developer.carta.com → Create App → copy Client ID and Client Secret).
  3. Ask your AI agent to query cap tables, check vesting schedules, or pull 409A data.

Who is this for?

  • Founders & CEOs — Get instant answers about dilution, ownership percentages, and equity pool availability during board meetings.
  • HR & People Ops — Check vesting schedules and grant details for employees without navigating the Carta dashboard.
  • CFOs & Legal Teams — Pull 409A valuations and compliance data instantly for audits and fundraising diligence.
equity-managementcap-tablevaluationstock-optionsstakeholder-managementfinancial-compliance

10 tools expose this connector's capabilities to your AI agent.

list_companies

List all companies

list_valuations

List 409A valuations

get_company

Get company details

list_stakeholders

List all stakeholders

list_securities

List all securities

list_share_classes

with liquidation preferences and conversion rights. List share classes

list_option_plans

List stock option plans

list_funding_rounds

List funding rounds

list_convertibles

List convertible notes and SAFEs

get_cap_table

Get the full cap table

See how to talk to your AI agent using Carta.

Show me our current cap table summary.

Your cap table shows 10,000,000 authorized shares with 7,200,000 issued. Founders hold 45%, Series A investors 25%, option pool is 20% (800,000 remaining unallocated), and employee grants account for 10%.

What's our latest 409A valuation?

Your latest 409A was completed on March 15, 2025, with a fair market value of $2.85 per share (Common Stock). The valuation is valid until September 15, 2025.

How many shares has João Paulo vested so far?

João Paulo was granted 50,000 options on June 1, 2023, with a 4-year vesting schedule and 1-year cliff. He has vested 21,875 shares (43.75%). His next vesting event is on the 1st of next month for 1,041 shares.

Go to the **Carta Developer Portal** at **developer.carta.com** and log in or register. Click **Create App**, fill in the app details (name, homepage URL, grant type, and required scopes), then click **View app details** to find your **Client ID** and **Client Secret**. Copy both values and paste them into the configuration below. Note: Carta's API program is invite-only — if you don't have access, email **developers@carta.com** to request it.

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