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Untax: MCP server (Search & research) in 2026

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Verified working on 2026-10-27 Rank 7 of 94 in Search & research. Source: MCP Registry record, checked 2026-10-27.

Key facts

TypeMCP server, remote (streamable HTTP)
CategorySearch & research
Endpointhttps://untax.io/api/v1/mcp
Registry nameio.untax/untax
Version (registry)0.4.2
Published in registry2026-10-26
Registry record updated2026-10-26
Repositoryhttps://github.com/mooshee/untax-mcp
Websitehttps://untax.io
AuthenticationNone needed for initialize and tools/list (checked anonymously)
Latest checkUp on 2026-10-27, 98 ms to initialize
Tools listed20
Checks passed1 of 1 daily checks
Last verified working2026-10-27
Sourcehttps://registry.modelcontextprotocol.io/v0/servers/io.untax%2Funtax/versions/latest (pulled 2026-10-27)

Tools (20)

suggest_addresses, get_property_assessment, recheck_property_opportunities, get_owner_workspace, get_owner_review_details, find_va_facilities, get_va_facility, find_va_forms, get_va_form, start_va_connection, get_va_connection, disconnect_va_connection, review_veteran_requirements, generate_veteran_packet, get_microtransactions_catalog, audit_microtransaction, get_appeal_lifecycle, start_tax_sandbox, get_tax_sandbox_order, complete_tax_sandbox_order

Verification history

One probe a day: initialize, then tools/list, nothing else. Last 1 checks: 10-27 up

Install

Claude Code
claude mcp add --transport http io-untax-untax https://untax.io/api/v1/mcp
Claude (claude.ai, Desktop)

Settings > Connectors > Add custom connector. Name: Untax. URL: https://untax.io/api/v1/mcp

Cursor
{
  "mcpServers": {
    "io-untax-untax": {
      "url": "https://untax.io/api/v1/mcp"
    }
  }
}

Save as ~/.cursor/mcp.json (all projects) or .cursor/mcp.json (this project).

ChatGPT

Settings > Connectors > Advanced > Developer mode, then Create. Name: Untax. MCP server URL: https://untax.io/api/v1/mcp. Authentication: No authentication.

Custom connectors need a plan with Developer mode; menu names change between releases.

Hermes Agent
mcp_servers:
  io-untax-untax:
    url: "https://untax.io/api/v1/mcp"

Add to ~/.hermes/config.yaml, then run /reload-mcp.

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