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Aiwyn Tax (formerly Column Tax)

Partner — verifiedremote

Estimate your federal & state taxes with Aiwyn's tax engine

Aiwyn, Inc. · joined 2026-03-22

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Popularity rank
#488

of 2,090

Popularity score
11,789

directory metric

Trending rank
#1314

16,427

Tools
9

exposed by this server

Movement

Rank, 24h

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Rank, 7d

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Score, 24h

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Score, 7d

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30-day trend

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Movement is measured against our own daily snapshots, which begin the day this site launched. Nothing to compare against yet.

About

Estimate your federal & state taxes using Aiwyn's tax engine that's filed over 1 million returns. Give Claude your tax documents (e.g. W-2s) and get a 1040 PDF back.

Connection

Endpoint
https://mcp.columnapi.com/mcp
Transport
streamable-http
Auth
Required
Permissions
Read Only
Works with
claude, claude-api, claude-code
claude mcp add --transport http aiwyn-tax https://mcp.columnapi.com/mcp

Tools 9

  • check_tax
  • calculate_tax
  • tax_years
  • tax_jurisdictions
  • tax_namespace_schema
  • tax_namespaces
  • tax_simple_return
  • generate_tax_pdf_tool
  • generate_uuid_v5

Categories