Agenttax MCP Server

MCP server for AgentTax — tax compliance tools for AI agents

Local serverstdio

What is the Agenttax MCP Server?

MCP server for AgentTax — tax compliance tools for AI agents

What the server does

Tax compliance for MCP tool developers and AI agents, powered by AgentTax.

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Maintainer setup documentation.

Recorded tools

Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.

ToolWhat it does
track_payment
calculate_tax
ingest_transactionsBulk-log up to 100 transactions (e.g. x402 purchases), idempotent on external_tx_id
list_transactionsYour transaction history with running totals
get_nexus_thresholdsEach state's economic nexus thresholds (revenue / transaction count), notes and DOR source
get_nexusThe states you have configured nexus in
configure_nexusSet the states you have nexus in (merge semantics)
log_tradeLog a buy/sell; sells return realized gain/loss with cost basis
list_tradesTrades you have logged
export_1099_daDraft Form 1099-DA payload for realized digital-asset gains
get_ratesState sales tax rates and digital-goods taxability, all 51 jurisdictions or one
get_local_rateCombined state + local rate for a zip code
get_capital_gains_ratesState short/long-term capital gains rates
get_pricingMachine-readable pricing contract
check_healthAPI health and endpoint list

How to install the Agenttax MCP Server

{
  "mcpServers": {
    "agenttax": {
      "command": "npx",
      "args": [
        "@agenttax/mcp-server"
      ],
      "env": {
        "AGENTTAX_API_KEY": "YOUR_AGENTTAX_API_KEY"
      }
    }
  }
}

From the project documentation. Replace placeholders and example paths before connecting.

Configuration

VariableDescriptionRequired
AGENTTAX_API_KEYDeclared in the maintainer’s client configuration.Yes

Example prompts to try

  • “Use Agenttax MCP to track payment.”
  • “Use Agenttax MCP to calculate tax.”
  • “Use Agenttax MCP to log trade.”

Frequently asked questions

MCP server for AgentTax — tax compliance tools for AI agents Confirm the tools offered by your installed version in the connected client. Tool availability and permissions depend on the server and account configuration.