"Free tools or resources that do not require an API" matching MCP connectors:
Matching Connector Tools:
Live internet-censorship signals and tamper-evident, pre-registered, hash-chained AI model evals.
Read-only Amazon SES observability: search events, inspect bounces, pull delivery stats.
SSRF-safe web intelligence: 4 outcomes, 32 paid x402 tools, 3 free tools and a URL preview.
290+ quality-scored API capabilities for AI agents across 27 countries via MCP.
AI agent infrastructure: dedup, cost prediction, validation, governance, failure intelligence.
SupplyMaven supply chain risk management data including manufacturing, port and airport congestion, border, materials and macro indexes
Reproducible benchmarks and reliability evidence for agent tools.
Read-only IT Health Check, domain security, recommendations, resources, and indicative pricing.
Monitoring for agencies — uptime, SSL, DNS, blocklists, AI visibility, MCP health. 8 no-auth tools.
Query analyzed WebRTC sessions: observations, deductions, experience scores, and AI summaries.
Peppol market intelligence and network monitoring: migrations, provider churn, leads, and uptime.
Anomaly detection API powered by physics simulation. Scan any data for outliers.
CVE intelligence: exploitation (KEV/EPSS), detection coverage, fixed versions. All tools keyless.
Check real-time uptime and incident status for 285 APIs and cloud services.
Live health and AI-readable metadata of invokera.com. Demo of an Invokera-hosted MCP server.
Live status for 172 cloud and SaaS vendors from their official feeds. Is it you, or is it them?
performance-review MCP — wraps StupidAPIs (requires X-API-Key)
Check an MCP endpoint resolves: liveness, live tool list, schema drift. Free.
URLhaus MCP — wraps abuse.ch URLhaus malware URL database (free, no auth)