nexus-mcp-infra

Audits NEXUS's own x402 payment logs against its own delivery logs and issues a signed proof-of-deli

Given a URL, returns title/description/preview-image/site_name from its OpenGraph/meta tags.

Normalized search over public-sector tenders in TED (EU official procurement notices) -- Spain + EU

DeFi Protocol Activity Index -- quantitative on-chain activity metric from DefiLlama data

Feed of x402/L402 services newly listed on 402index.io within a recency window (candidate #8, manual

Checks whether an ERC-8004-registered agent is actually alive right now via a real MCP handshake

Converts between PDF/Office documents and structured JSON, both directions. Pure OSS libraries, x402

Confirms an AI agent/service is who it claims to be (domain + agent-card + MCP handshake).

Stateful WebSocket session registry with per-connection Shannon entropy delta tracking for schema di

Stateless NMI + cosine fusion with entropy-driven alpha calibration