Connect Aiwyn Tax MCP to your AI agent

Finance 10 actions available

Aiwyn Tax (formerly Column Tax) estimates federal and state taxes with Aiwyn's tax engine.

We set up the connection using your own Aiwyn Tax MCP account, with keys you control, and keep it running. Your agent picks it up and starts doing the work.

Book a setup call → See pricing
Actions

What your agent can do in Aiwyn Tax MCP

Each one is a real action the agent can take on its own, the same things a person clicking around Aiwyn Tax MCP could do. Read-only by default; write actions are confirmed against your policy.

  • Calculate tax Calculate a tax return for a given jurisdiction. The 'input' argument must conform to the JSON schema returned by the tax_namespace_schema tool. Returns computed tax return document on success, or validation errors if t…
  • Check tax Check inputs to calculate a tax return for a given jurisdiction. The 'input' argument must conform to the JSON schema returned by the tax_namespace_schema tool. Returns 'Success' on success, or validation errors if the…
  • Generate tax pdf tool Start async PDF generation for a tax return. The 'input' argument must conform to the JSON schema returned by the tax_namespace_schema tool. Returns a job ID to poll with get_tax_pdf.Use the check_tax tool first to vali…
  • Generate uuid v5 Generate a UUID v5 based on a source uuid and namespace.
  • Get tax pdf tool Check status of a PDF generation job. Returns the status and a download URL when completed, only use this tool after generating the tax PDF with the generate_tax_pdf tool and it successfully returns a job ID. When retur…
  • Tax jurisdictions List all supported tax jurisdictions for a given tax year.
  • Tax namespaces List all available input namespaces for a given jurisdiction. Use the returned names with the tax_namespace_schema tool to get the schema for a specific namespace. Requires a jurisdiction (e.g. "us" for federal, "ca" fo…
  • Tax namespace schema Get the TCB input schema for a single namespace (e.g. "irs1040", "irs1040_schedulec", "ca_form540"). Returns the properties and types for that namespace. HOW TO READ THE SCHEMA: (1) Each field references a type like tcb…
  • Tax simple return Call this FIRST when beginning any tax return. Returns the curated namespace list, top-level structure guide, example input, and step-by-step filing workflow. By default returns a simple scenario (single or MFJ filer, W…
  • Tax years List all supported tax years.
Setup

How we connect it

  1. 1

    Connect your account

    We connect Aiwyn Tax MCP using your own account, with credentials you control. You can cut access at any time.

  2. 2

    Set the guardrails

    Read-only by default. You choose which write actions the agent may take, and anything outside that policy gets confirmed with you first.

  3. 3

    We keep it running

    Health checks on every connection, updates handled for you, and we watch the first week of activity to make sure the work lands.

FAQ

Aiwyn Tax MCP questions, answered.

With a key you create and control. You paste it in once, it is stored in a secrets store on your server, permissions are scoped to the minimum the agent needs, and you can revoke it at any time.
The actions Aiwyn Tax MCP's API allows, the same things a person clicking around the app could do. Connections start read-only by default; write actions are confirmed against the policy you set before the agent takes them.
Connections are priced per tool on top of the base plan. Some are included, some are premium. See pricing for how connection charges work.
Standard tools are ready inside 7 business days of the setup call. We test the connection end to end, walk you through how the agent uses it, and watch the first week of activity.

Ready to put Aiwyn Tax MCP to work?

Tell us what your team runs on. We set up the connection, secure it, and your agent takes it from there.

Book a setup call → Browse all connections

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