"Querying Elasticsearch (ES)" matching MCP connectors:

graphrag-ts citation provenanceA

io.github.sadofriod

Source-tiered retraction and citation judgments for DOIs; abstains when evidence is thin.

ESG knowledge base for AI agents: hybrid search, glossary, frameworks, industries, graph traversal.

graphrag-ts-pgA

cloud.ashesborn.graphrag-ts

graphrag-ts is a TypeScript GraphRAG engine on PostgreSQL/pgvector, served as a Streamable HTTP MCP endpoint. Public read tier needs no credentials (20 req/min per IP): integrity_paper_status, retraction_propagation, integrity_evidence_audit. A bearer key unlocks graph query, global map-reduce, index jobs and memory writes. Free browser demo: https://huggingface.co/spaces/ashesborn6/retraction-status

Serverless hybrid search: full-text, vector and faceted search, in SQL, ES DSL, Solr and more.

Read-only search over the AI/ML posts, tips and projects of maximofn.com (es/en/pt).

Disposable private vector search + semantic RAG for AI agents. x402 pay-per-call, no account.

Provide real-time data querying and visualization by integrating Tako with your agents. Generate o…

Workspace knowledge bases agents ingest, search, and query over MCP.