MCP Catalog

402proofOfficial

x402 payment firewall + Agent Credit Bureau. Invoice/verify/score via RLUSD on XRPL.

AegisOfficial

Charter-bound defensive security copilot: secrets, obfuscation, deps, Dockerfile, IaC scans.

Whetstone MCPOfficial

U.S. public-records: business registration (KYB), filings, watchlist screening, federal awards.

Agent ToolsOfficial

9 utility tools for agents: DNS, WHOIS, email, IP, URL, headers, QR, text, tech. x402 on Base.

Pseudonym MCPOfficial

Pseudonymizes sensitive data before it reaches cloud LLMs and restores it on the way back.

HVTracker MCPOfficial

Pre-connect trust checks for AI agents and MCP servers using HVTracker's public trust registry.

MCP Hook ConformanceOfficial

Audits MCP servers for Claude Code mcp_tool hook readiness: idempotency, latency, side-effects.

MCP Server AttestationOfficial

Ed25519-signed MCP tool manifests + spawn attestation. Layer-2 supply-chain hardening.

MCP stdio ShellGuardOfficial

Defense-in-depth for MCP stdio servers: shell-injection guard, AST audit CLI, RCE blocking.

Security IntelOfficial

Daily Ed25519-signed security intelligence for AI-agent stacks; CVEs & advisories, paid via x402.

Didit MCP ServerOfficial

KYC, KYB, AML, wallet screening, transaction monitoring, and fraud workflows for AI agents.

TakedownOfficial

DMCA takedown & host reveal for AI agents: who hosts an infringing URL, even behind Cloudflare.

Agent Transaction ControlOfficial

Issue Agent Passports and verify agent authority before value moves. Signed verification records.

MCPOfficial

Compliance API bridging AI agents to Norwegian government systems (Altinn, Maskinporten, BRREG)

Numbers Online — phone intelligenceOfficial

Read-only phone intelligence for AI voice agents — line type, risk, DNC, signed receipts.

ProxykeyOfficial

Issue, rotate and revoke scoped API-key passes for 25+ providers — the agent never sees a real key

Decision AnchorOfficial

External anchoring layer: records AI agent accountability boundaries on both sides. Content-blind.

MCP Domain Deliverability CheckerOfficial

Audit a domain email deliverability via Apify: SPF, DKIM, DMARC, MX, blacklist, catch-all, age.

Microsoft Sentinel Data ExplorationOfficial

Find relevant security data from Sentinel data lake for building effective agents. More:aka.ms/s/de

ReputationOfficial

Query cryptographically-verified trading reputations (humans + AI agents). ed25519-signed.

Agentfolio MCP ServerOfficial

AI agent identity verification via SATP on Solana. Trust scores and on-chain attestations.

AI Proof of UsOfficial

Private signed AI task receipts with replay checks and optional validated AIPOU claims.

Pop PayOfficial

Runtime security for AI agent commerce. CLI + MCP server blocks hallucinated purchases.

UnphurlOfficial

URL intelligence for AI agents and developers. 16 tools, 25 signal weights, 20 free checks.