Openarx Core
Open scientific knowledge MCP for AI agents. Three profiles: search (15 tools incl. find_evidence, compare_papers, explore_topic), publish (5 tools for direct submission with AI-assisted
Fact Checker X402
x402 micropayment API for AI agents. Fact-check claims by searching multiple web sources. Pay per call with USDC on Base.
Swiss Truth Mcp
Verified knowledge base for AI agents via MCP — certified facts with source references, confidence scores, and SHA256 integrity hashes
Xiangguangyu Skills
5 AI skills as MCP tools: MBTI relationship sandbox (2-20 people), fact-checking (3 methods: source-tracing, cross-reference, logic-check), deep business analysis (5-layer), game audio brief generator, weekly skill radar. All monetized via Alipay AI Pay (¥0.10-0.50/call).
Mcp Server Truthanalyzer
TruthLens: Misinformation Surveillance Platform is an MCP server on MCP.so — view details, tools, and install instructions.