mem0ai/mem0

feat(ts-sdk): add MongoDB vector store

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#5777 aperta il 23 giu 2026

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enhancementgood first issuehelp wantedsdk-typescriptsize:Mvector-store

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Descrizione

Summary

The Python SDK supports MongoDB as a vector store provider, but the TypeScript OSS SDK (mem0ai/oss) does not. Add it to bring the TS SDK to parity.

Python reference mem0/vector_stores/mongodb.py
Registered in (Python) mem0/utils/factory.py (VectorStoreFactory)
Target file (TypeScript) mem0-ts/src/oss/src/vector_stores/mongodb.ts
Suggested implementation Use the mongodb driver (v7) with Atlas Vector Search ($vectorSearch).

Requirements

  • Implement MongoDB in mem0-ts/src/oss/src/vector_stores/mongodb.ts, extending VectorStore (mem0-ts/src/oss/src/vector_stores/base.ts) and mirroring the Python provider's behavior (insert / search / get / update / delete / list / reset).
  • Register the "mongodb" provider in mem0-ts/src/oss/src/utils/factory.ts (VectorStoreFactory).
  • Add config typing in mem0-ts/src/oss/src/types/.
  • Add a unit test under mem0-ts/src/oss/src/tests/.
  • Add mongodb to mem0-ts/package.json (optional/peer dependency, lazy-imported like other providers).
  • Update docs under docs/ if this provider is user-facing.

Reference pattern

Mirror an existing TS provider: vector_stores/qdrant.ts.

Notes

Mirror mem0/vector_stores/mongodb.py.


Part of the TypeScript ↔ Python SDK provider-parity effort. One provider per issue (atomic).

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