"spaCy" matching MCP servers:

Enables AI agents to undergo interactive METTLE verification sessions by starting sessions, answering procedurally generated challenges, and retrieving signed credentials or tier evidence.

AI safety guardrails for any LLM in ~10 seconds: constitutional-AI content evaluation over MCP, with six configurable personas.

An MCP server that connects AI assistants to the ThreatLocker Portal API with 44 tools for managing computers, approvals, action logs, tags, maintenance mode, and more across single-org and multi-tenant setups.

Enables AI assistants to interact with the ReliaQuest GreyMatter platform via 146 tools across 22 domains for incident response, playbooks, cases, and more, including a generic graphql_query escape hatch.

An MCP server that exposes the Vicarius vRx External Data API to AI assistants, providing 88 tools across 37 API domains for managing vulnerabilities, endpoints, patches, and more, with read-only safety enforcement.

Exposes the Value Context Protocol SDK to MCP clients, enabling users to parse and validate VCP/I tokens, CSM1 codes, and VCP-Lite documents, encode the 18 VCP/A context dimensions, and map constitution principles to Schwartz values. Runs purely local over stdio or stateless HTTP with no network calls or stored state.

Enables AI assistants to query and manage OpenCTI threat intelligence data, including indicators, observables, reports, malware, and more, with read-only and optional write operations.