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Italian tax + anti-fraud: CF, P.IVA, IBAN, ATECO, IMU, F24, FatturaPA, NIS2. 23 free + 5 with key.
MCP endpoint :https://imperioutils.com/api/mcp · website · measurements and detailsUS small-biz & foreign-LLC filing deadlines: FinCEN BOI, IRS 5472, franchise tax, 1099 (sourced).
MCP endpoint :https://compliance.dropwatchhq.com/mcp · website · measurements and detailsPremium agentic endpoint for carbon-tax-compliance-mcp.
MCP endpoint :https://api.m2mcent.com/carbon-tax-compliance-mcp/sse · measurements and detailsVAT registration, US sales-tax nexus and filing calendars for cross-border sellers
MCP endpoint :https://tax.mcp.goaimoat.com/mcp · website · measurements and detailsBrazilian AI-powered accounting & tax automation: NFS-e invoicing, CBS/IBS tax reform, compliance.
MCP endpoint :https://appcontazz.com/api/mcp · website · measurements and detailsAccess Avalara AvaTax API for tax calculation, transactions, nexus management, and compliance
MCP endpoint :https://mcp.avalara.com/avatax · website · measurements and detailsGet the US federal tax numbers right, with the IRS document each one comes from.
MCP endpoint :https://tax.openkrill.app/mcp · website · measurements and detailsAI-native ERP MCP: ES/EU fiscal compliance (VeriFactu/TicketBAI/Facturae), invoicing, tax, banking
MCP endpoint :https://mcp.frihet.io/mcp · website · measurements and detailsTax Regulations MCP — US Treasury / IRS regulations (26 CFR, 'Treas. Reg.').
MCP endpoint :https://gateway.pipeworx.io/tax-regulations/mcp · website · measurements and detailsPremium agentic endpoint for corporate-tax-bracket-mcp.
MCP endpoint :https://api.m2mcent.com/corporate-tax-bracket-mcp/sse · measurements and detailsDeterministic MLP tax engine with IRS citations. 6 tools: basis, §751, estate, projections.
MCP endpoint :https://api.lucasandersen.ai/mcp · website · measurements and detailsPremium agentic endpoint for corporate-tax-jurisdiction-mcp.
MCP endpoint :https://api.m2mcent.com/corporate-tax-jurisdiction-mcp/sse · measurements and detailsProvides access to Avalara Global Returns API for tax returns, filing calendars, and compliance data
MCP endpoint :https://mcp.avalara.com/returns · website · measurements and detailsFree public tax MCP: GST/VAT, income, company & capital-gains tax for 50+ countries, source-cited.
MCP endpoint :https://taxmcp.ai2fin.com · website · measurements and detailsRead-only tax event observation for agent-to-agent transaction streams
MCP endpoint :https://hive-mcp-tax-observer.onrender.com/mcp · website · measurements and detailsRead-only US tax reference for notices, deadlines, filing screens, and clearly labeled estimates.
MCP endpoint :https://mcp.arcandledger.com/directory/mcp · website · measurements and details2026 quarterly tax estimates, SE tax, safe harbor and mileage for 1099 gig workers.
MCP endpoint :https://gig-tax-mcp.mcpize.run/mcp · website · measurements and detailsSource-linked Malaysian individual and sole-proprietor tax guidance for AI agents.
MCP endpoint :https://www.cukaimax.com/.well-known/mcp · website · measurements and detailsPortuguese property taxes: IMT on purchase and IMI rates for all 308 municipalities
MCP endpoint :https://flatin.pt/mcp · website · measurements and detailsReal-time US and Canadian sales and use tax rates by address or geo coordinates.
MCP endpoint :https://mcp.zip-tax.com/ · website · measurements and detailsAI agents: all of this is available without keys over MCP https://faceabot.com/api/mcp · HTTP https://faceabot.com/api/catalog?q=… · Guide : llms.txt
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