Atlas MCP
AI-powered MCP server for searching and conversing over FHIR R4 clinical documents.
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What it can do
- Agent Query: Query the HC-AI agent with a natural language question. Uses a multi-agent workflow with query classification, hybrid search + reranking, validation, and response synthesis.
- Agent Clear Session: Clear agent session history for a given session ID.
- Agent Health: Check agent health status and configuration.
What data it sees
Do you need an account
No: the server works without sign-in
AI-powered MCP server for searching and conversing over FHIR R4 clinical documents. Features hybrid retrieval (BM25 + pgvector), cross-encoder reranking, LangGraph multi-agent workflow, PII masking, and multi-provider LLM support (Ollama, OpenAI, Anthropic, Bedrock). 15+ tools for agent queries, document retrieval, session management, and embeddings ingestion.
Server tool list (15)
Raw names from tools/list. Only developers need these.
| agent_query | Query the HC-AI agent with a natural language question. Uses a multi-agent workflow with query classification, hybrid search + reranking, validation, and response synthesis. |
| agent_clear_session | Clear agent session history for a given session ID. |
| agent_health | Check agent health status and configuration. |
| rerank | Rerank documents by relevance to a query using cross-encoder models. |
| rerank_with_context | Rerank documents with optional full FHIR bundle context. |
| batch_rerank | Batch rerank multiple queries in parallel. |
| session_append_turn | Append a conversation turn to session history. |
| session_get | Get session state including recent turns and summary. |
| session_update_summary | Update the session summary. |
| session_clear | Clear all session data for a session ID. |
| ingest | Ingest a clinical note for chunking and embedding into the vector database. |
| embeddings_health | Check embeddings service health and configuration. |
| db_stats | Get database connection and queue statistics. |
| db_queue | Get ingestion queue status. |
| db_errors | Get error logs with optional filtering. |