MCP Server Directory

Non-custodial 402 payments for agents. 88-tool stdio seller MCP + hosted keyless buyer twin.

Prefeitura SP São Carlos: Certidão Negativa de Débitos io.github.mcp-dir/pref_sp_sao_carlos_cnd-mcp

Prefeitura SP São Carlos: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pa

Transparent audit proxy for MCP servers: logs every tool call, flags poisoning and rug pulls.

ZeroStart Paid Service Tools io.github.oppenheimervonbraun/zerostart-agent

Bounded data, document, web-quality, and operations services purchased with USDC through x402.

Convert a document once, then get back only the passages that answer a question.

Security Recipes io.github.stevologic/security-recipes

Read-only CVE intelligence, remediation playbooks, and agent setup guides. Not a scanner.

SEFAZ CE: Certidão Negativa de Débitos io.github.mcp-dir/sefaz_ce_certidao_debitos-mcp

SEFAZ CE: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pay per query with

Git/CI MCP server with the full protocol surface (tools, resources, prompts, roots, sampling).

Execute bestbuy-deal-alerter-mcp io.github.Evozim/bestbuy-deal-alerter-mcp

Premium agentic endpoint for bestbuy-deal-alerter-mcp.

Prefeitura RJ Rio de Janeiro: Certidão de Elementos Cadastrais - IPTU io.github.mcp-dir/pref_rj_rio_janeiro_cert_cad-mcp

Prefeitura RJ Rio de Janeiro: Certificate de Elementos Cadastrais - IPTU, official-source lookup. Pl

twothumbs io.github.asselwan/twothumbs

Verifies AI agent work end to end: real artifacts and outcomes checked, not self-reported success.

CSVBox MCP server for creating, updating, validating and generating CSVBox importer sheets.

Agent Reality Layer io.github.QuLi-ops/agent-reality-layer

Buy timestamped web, company, commerce, social, document and decision data via x402.

Offline MCP server to explore CSV/JSON/Parquet/Excel: preview, query, diff, render interactive HTML

MCPFax Bazaar Intelligence com.mcpscores/x402-market-intelligence

Seller ranks, trends and demand in the x402 economy. USDC read off Base, not self-reported.

Polystrike io.github.dizpers/polystrike

Live Elon Musk & Ted Cruz tweet feed, tweet counters, and Polymarket tweet-count market data.

Histórico Veicular Nacional io.github.mcp-dir/veiculo_historico-mcp

History of vehicles linked to a CPF or CNPJ nationwide. Platform-hosted, no credentials, pay per que

nitur io.github.AmarShaked/nitur

Create projects and read their web analytics: views, referrers, countries, custom events.

Execute bft-swarm-vote-aggregator-mcp io.github.Evozim/bft-swarm-vote-aggregator-mcp

Premium agentic endpoint for bft-swarm-vote-aggregator-mcp.

Cognitive memory for AI coding assistants — persistent memory across sessions

Prefeitura MG Belo Horizonte: Certidão Negativa de Débitos (IPTU) io.github.mcp-dir/pref_mg_belo_horizonte_cndiptu-mcp

Prefeitura MG Belo Horizonte: Clearance Certificate (Debts) (IPTU), official-source lookup. Platform

Read Lighter perpetual markets and place guarded orders, including the H100 compute-price market.

Prefeitura MG Itaguara: Certidão Negativa de Econômico io.github.mcp-dir/pref_mg_itaguara_cne-mcp

Prefeitura MG Itaguara: Certificate Negativa de Econômico, official-source lookup. Platform-hosted,

Durable agent memory over a markdown vault: bitemporal facts, timelines, hybrid graph search.