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The Kalman filter for the non-Gaussian, non-stationary world. Unsupervised structural change.
MCP endpoint :https://kirk-mcp.kavara.ai/mcp · website · measurements and detailsPaid OpenAPI audit and API change detection for agents. $0.10 USDC per analysis via x402 on Base.
MCP endpoint :https://agent.prh.news/mcp · website · measurements and detailsDeterministic webpage change detection, hashes and text diffs for recurring monitoring via x402 MCP.
MCP endpoint :https://mcp.apify.com?tools=industrial_platform/web-change-intelligence&payment=x402 · website · measurements and detailsFree keyless dealer gamma, OI change, market calendar, 13F, congress and CFTC data, dated, cited.
MCP endpoint :https://mcp.squawkflow.com/mcp · website · measurements and detailsSatellite SAR analysis: ship, oil slick, building change, and time-series change detection
MCP endpoint :https://mcp.spcsft.com/mcp · website · measurements and detailsHuman-likeness scoring of AI text vs 12 real personality profiles; free tools + x402 paid tier
MCP endpoint :https://asset-manager-jaymarrero2.replit.app/api/mcp · website · measurements and detailsMonitor web pages for changes with AI-powered change detection, diffs, and alerts.
MCP endpoint :https://pagecrawl.io/mcp · measurements and detailsDetect what changed on a page, sitemap or feed since the last check, with a diff and email alert
MCP endpoint :https://mcp.apify.com?tools=pavel.tashev/website-change-watcher · measurements and detailsDetect company changes across hiring, tech stack, funding, and firmographics. Returns only deltas.
Package npm :@mambalabsdev/mcp-company-change-event-feed · website · measurements and detailsDetect breaking changes, generate changelogs, diff, and validate OpenAPI specs.
MCP endpoint :https://api.oasdiff.com/mcp · measurements and detailsPaid x402 tools: schema-change detection and x402 seller vetting. Interim hostname.
MCP endpoint :https://electron-quality-edge-chapter.trycloudflare.com/mcp · measurements and detailsisolved and ApplicantPro jobs, tenant discovery, and change detection as an MCP server.
MCP endpoint :https://mcp.apify.com/?tools=actors,docs,johnvc/isolved-jobs-api · website · measurements and detailsThe API-change deploy gate for AI coding agents. Read-only breaking-change detection.
Package npm :specshield-mcp-server · website · measurements and detailsSummarize repository changes for a release
MCP endpoint :https://openings-vote-drilling-initially.trycloudflare.com/mcp/release-change-analyzer · measurements and detailsTrending/new/changed MCP servers: a liveness-probed freshness index + x402-paid change-data API
MCP endpoint :https://fresh-feeds.foomworks.workers.dev/mcp · website · measurements and detailsSearch, URL-to-markdown, change detection, live data, x402 trust tools. USDC pay-per-call.
MCP endpoint :https://agents.hotschmoe.com/mcp · website · measurements and detailsDid this contractor's licence change? Observed lapses and reinstatements, not a snapshot.
MCP endpoint :https://license-changes-mcp.ottobot2025.workers.dev/mcp · website · measurements and detailsPremium agentic endpoint for anomaly-detection-sentinel-mcp.
MCP endpoint :https://api.m2mcent.com/anomaly-detection-sentinel-mcp/sse · measurements and detailsPremium agentic endpoint for collusion-detection-sentinel-mcp.
MCP endpoint :https://api.m2mcent.com/collusion-detection-sentinel-mcp/sse · measurements and detailsPoint-in-time amendment history for 506 UK legislation provisions.
MCP endpoint :https://uk-legal-changes.pages.dev/mcp · website · measurements and detailsAI agents: all of this is available without keys over MCP https://faceabot.com/api/mcp · HTTP https://faceabot.com/api/catalog?q=… · Guide : llms.txt
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