"How to send emails" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Test and debug your AI agent's Web Bot Auth (RFC 9421) signature: is it valid, and what to fix?
Secure MCP Server for WordPress connects AI assistants and agents to WordPress with secure, controlled access. It lets AI interact with WordPress through MCP while helping organizations manage access, enforce policies, protect non-human identities (NHI), and require human approval for sensitive actions. Use it to securely connect tools such as ChatGPT, Claude, and Cursor with WordPress. Marketplace Link: https://wordpress.org/plugins/miniorange-secure-mcp-server/ Official website: https://plugins.miniorange.com/mcp-server-ai-policy-enforcement-wordpress ChatGpt Marketplace: https://chatgpt.com/plugins/plugin_asdk_app_6a312802286c8191bad0a7278a4e53ef Claude Marketplace: https://claude.ai/directory/miniorange-mcp-for-wordpress Cursor Marketplace: https://cursor.com/marketplace/miniorange
Send documents for legally valid e-signature in Brazil, track signers and status, and download signed files with Assinafy, a Brazilian e-signature platform with a free API plan (www.assinafy.com.br).
Prove end users to agents and apps: login-links, OIDC clients, and API keys over remote MCP
Send documents for legally valid e-signature in Brazil, track signers and download signed files.
Email security and AI discoverability scores for any domain, with the exact record or tag to fix.
Zero-auth cryptographic provenance and notarization engine anchoring AI outputs, audits, and agreements to TON Blockchain with strict zero-storage.
PHION 1.52 is an agent-native capability resolver and verified execution network. Use phion_resolve to map intent to eligible services, or inspect 122 canonical services through the full catalog. Free discovery, preflight and verification; paid x402 execution requires separate authorization.
Verifies which domain officially belongs to a software product, AI tool, or company, so the agent stops handing users lookalike download sites. Ownership only, never safety. Every verdict is backed by reproducible evidence. Tools: get_official_url(name), verify_url(url). No auth required.
Hosted, OAuth-gated endpoint for quantakrypto's post-quantum crypto tools: scan code for quantum-vulnerable cryptography (RSA/ECDH/ECDSA/DH) and get NIST ML-KEM/ML-DSA/SLH-DSA migration guidance over authenticated HTTP — nothing to install. Sign-in required (Google/GitHub/email). Same tools as the open-source @quantakrypto/mcp server; source at github.com/quantakrypto/pqc-tools.
Pre-send EVM address checks: free pre-check, $0.01 check, $0.05 deep scan. x402: payment is auth.
Live-checks whether a WordPress site is ready to be safely operated by AI agents.
Hextrap's MCP Connector protects your LLM coding sessions from installing malicious dependencies, typosquats, unpopular packages, and enforces your strict allow and deny lists. No setup means your LLM uses MCP to configure itself to use Hextrap's proxy's automatically, enforcing your firewall rules immediately. Manage your allow and deny lists right from your favorite LLM.
Persistent knowledge graph for AI-augmented teams. Store decisions, findings, and standing rules across agent sessions with semantic search and typed connections. Includes cross-session memory, audit trail, workspace isolation, and secret detection. Built for teams running agents that need to remember. Free until launch with team tier as default, anon trial available.
DNS and email security: check SPF, DKIM, DMARC, DNSSEC, DANE and build the records. 45 tools.
Domain security reconnaissance tools for AI agents via Model Context Protocol. 13 security tools — DNS, SSL, HTTP headers, email auth, port scan, propagation, reverse DNS, ASN/BGP, RDAP/WHOIS, subnet calc, and comprehensive security scan — callable from Claude Desktop and any MCP-compatible AI agent. Part of DechoNet. Every tool here is also a free web tool at dechonet.com — no sign-up, no API key — backed by error-fix guides. This package brings the same checks to AI agents.
Email posture for any domain: can it receive mail, can it be spoofed? MX, SPF and DMARC.
Preview a TCPA/GDPR/CASL/10DLC gate result before spending a paid send. No key needed.
Free scam checks for links, wallets, emails, and breach exposure. No signup.
Buyer-side trust oracle + capped sessions for x402 agents: verified_route, receipts, 17 free tools.