mem0ai/mem0 · error · NotImplementedError

Chat function not implemented yet.

Error message

Chat function not implemented yet.

What it means

Error "Chat function not implemented yet." thrown in mem0ai/mem0.

Source

Thrown at mem0/memory/main.py:2163

        # Reset entity store if initialized
        if self._entity_store is not None:
            try:
                self._entity_store.reset()
            except Exception as e:
                logger.warning(f"Failed to reset entity store: {e}")
            self._entity_store = None

        capture_event("mem0.reset", self, {"sync_type": "sync"})
        display_first_run_notice(self, "sync", "reset")

    def close(self):
        """Release resources held by this Memory instance (SQLite connections, etc.)."""
        if hasattr(self, "db") and self.db is not None:
            self.db.close()
            self.db = None

    def chat(self, query):
        raise NotImplementedError("Chat function not implemented yet.")


class AsyncMemory(MemoryBase):
    def __init__(self, config: MemoryConfig = MemoryConfig()):
        self.config = config

        self.embedding_model = EmbedderFactory.create(
            self.config.embedder.provider,
            self.config.embedder.config,
            self.config.vector_store.config,
        )
        self.vector_store = VectorStoreFactory.create(
            self.config.vector_store.provider, self.config.vector_store.config
        )
        self.llm = LlmFactory.create(self.config.llm.provider, self.config.llm.config)
        self.db = SQLiteManager(self.config.history_db_path)
        self.collection_name = self.config.vector_store.config.collection_name
        self.api_version = self.config.version

View on GitHub (pinned to 001c235229)

Solutions

1. Chat is not implemented; use add/search/get_all instead.

When it happens

Trigger: Thrown at mem0/memory/main.py:2163 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of mem0ai/mem0@001c235229 (2026-08-15). Data as JSON: /api/errors/c05ea0e11c0ba06c. Report an issue: GitHub.