Raised when the NVIDIA API returns an error response.

Structured result returned to the UI layer.

Holds the content of a single document page classified as text or vision.

Unified clinical profile combining patient info, labs, imaging, and flagged values.

ChromaDB EmbeddingFunction subclass backed by LangChain's OllamaEmbeddings.

Result of the triage step produced by the orchestrator agent.

Holds the outputs of all three agents from a single campaign generation run.

Wraps the google-genai SDK to embed text using Gemini Embedding 2. Also provides hyde_embed(), which embeds N hypothetical documents and <<<<<<<

Wraps Gemini Embedding 2 for use with LangChain components.

Local knowledge graph backed by a NetworkX DiGraph. Persisted to disk as JSON via node_link_data so the graph survives restarts.

End-to-end HyDE retrieval-augmented generation pipeline.

Summary returned after ingesting a URL.

Wraps a single Mistral Small 4 chat role with its own system prompt.

Thin wrapper around the Orq.ai embeddings endpoint.

Basic patient demographics extracted from the document.

SQL query tool that rejects non-SELECT statements.

A single retrieved passage with its provenance.

Manages a BM25-indexed rock music knowledge base and answers questions with Gemma 4.

Holds the transcript text, detected language code, and detection confidence.

A single turn in the debate.

Shared state passed between every node in the graph.

Shared state passed between every LangGraph node throughout the retrieval-validation loop.

Findings and impression from a single imaging study.

A collection of invoices or line items found.

A single laboratory test result with its value, reference range, and status.

A collection of all products found in the image.

Input schema for YFinanceStockTool.