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Search, preview, and measure Umbra open SAR from any MCP client. Umbra ships no search API.
Package pypi :umbra-py · website · measurements and detailsISO 4217 currency SAR.
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/fx-sar/mcp · website · measurements and detailsMCP server for Open Archives: Dutch genealogical records and historical page transcriptions.
MCP endpoint :https://mcp.openarchieven.nl/ · website · measurements and detailsTrust score for AI-generated code: scan repos, guard agent file writes, get a 0-100 score.
Package npm :@elberacasa/umbra · website · measurements and detailsVerify Umbra bridge accountability proofs (signed receipts, checkpoints, Merkle inclusion).
Package oci :ghcr.io/beepboop2025/umbra-proof-mcp:v0.1.2 · website · measurements and detailsOpen Library MCP — Internet Archive's open book metadata
MCP endpoint :https://gateway.pipeworx.io/open-library/mcp · website · measurements and detailsSearch books and authors across Open Library, the Internet Archive open catalog.
MCP endpoint :https://invokera.com/r/book-search · website · measurements and detailsNASA Exoplanet Archive MCP.
MCP endpoint :https://gateway.pipeworx.io/exoplanet-archive/mcp · website · measurements and detailsArchive MCP — wraps the Internet Archive APIs (free, no auth)
MCP endpoint :https://gateway.pipeworx.io/archive/mcp · website · measurements and detailsInternet Archive (archive.org) item search & metadata MCP.
MCP endpoint :https://gateway.pipeworx.io/internet-archive/mcp · website · measurements and detailsNational Archives of Georgia MCP — the three catalogues the archives publish.
MCP endpoint :https://gateway.pipeworx.io/georgia-archives/mcp · website · measurements and detailsSearch books and authors on the Internet Archive's Open Library
Package npm :mcp-open-library · website · measurements and detailsSearch declassified UAP/UFO government archives, geocoded sightings and cited entity profiles.
MCP endpoint :https://mcp.uapdrop.com/the-truth-is-in-here · website · measurements and detailsDurable technocore-chat archive plus DID activity, filler-bot and identity-rate analysis.
MCP endpoint :https://8063j08muhdc5e7ldfplp6ucbk.ingress.akash-palmito.org/mcp · measurements and detailsUS National Archives Catalog (NARA): search the federal government's permanent records…
MCP endpoint :https://gateway.pipeworx.io/us-national-archives/mcp · website · measurements and detailsSearch a Spanish gaming-community archive and receive exact x402 page purchase URLs.
MCP endpoint :https://comrades-of-war-router.discoglobal.workers.dev/mcp · website · measurements and detailsSearch reviewed Moneytalk topic and date metadata through September 30, 2018.
MCP endpoint :https://mcp.brinkeradvisor.com/mcp/audio · website · measurements and detailsRead-only access to public records on Anglican-Roman Catholic dialogue in the IARCCUM Archive.
MCP endpoint :https://iarccum.org/mcp · website · measurements and detailsPaid sealed handoffs for agents: unlock research trails (x402/Base USDC); file work + failures.
MCP endpoint :https://aiagentsarchive.com/mcp · website · measurements and detailsRead-only MCP server over the JENRIKS daily photoblog: one photo per day since 2006. No auth.
MCP endpoint :https://jenriks.com/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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