LangGraph Persistence alternatives

Distinct from LangMem. Built-in checkpointer saves graph state per super-step (short-term, thread-scoped). Store System adds long-term hierarchical key-value memory across threads with optional vector search + TTL. Full LangGraph Persistence record →

  1. 1 Voiceflow Memory Framework-embedded memory

    also in Framework-embedded memory · same storage (kv) · same retrieval (injection) · same conflict handling (last-write-wins) · same memory unit (fact) · also offered managed · also has MCP

    OSS ? Self-host — Managed ✓ MCP ✓ Compare with LangGraph Persistence →

  2. 2 smolagents Memory Framework-embedded memory

    also in Framework-embedded memory · same storage (kv) · same retrieval (injection) · same memory unit (episode) · also open source · also self-hostable · also offered managed

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 29k released 2026-05-29 Apache-2.0 Compare with LangGraph Persistence →

  3. 3 LlamaIndex Memory Framework-embedded memory

    also in Framework-embedded memory · same storage (kv) · same retrieval (injection) · same memory unit (episode) · also open source · also self-hostable · also offered managed

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 53k released 2026-09-21 MIT Compare with LangGraph Persistence →

  4. 4 Vapi (voice agents) Framework-embedded memory

    also in Framework-embedded memory · same storage (kv) · same retrieval (injection) · same memory unit (fact) · also self-hostable · also offered managed · also has MCP

    OSS ? Self-host ✓ Managed ✓ MCP ✓ Compare with LangGraph Persistence →

  5. 5 Relevance AI Memory Framework-embedded memory

    also in Framework-embedded memory · same storage (kv) · same retrieval (exact-match, injection) · same memory unit (fact) · also offered managed · also has MCP

    OSS ? Self-host — Managed ✓ MCP ✓ Compare with LangGraph Persistence →

  6. 6 Mistral Vibe (Remote Agents) + Mistral Medium 3.5 Coding-agent memory

    same storage (kv) · same retrieval (injection) · same memory unit (episode) · also open source · also self-hostable · also offered managed · also has MCP

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 4.9k released 2026-10-20 Apache-2.0 (Vibe CLI); Modified MIT (Medium 3.5… Compare with LangGraph Persistence →

  7. 7 CrewAI Memory Framework-embedded memory

    also in Framework-embedded memory · same storage (kv) · same retrieval (injection) · same memory unit (episode, fact) · also open source · also self-hostable · also offered managed

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 51k released 2026-10-14 MIT Compare with LangGraph Persistence →

  8. 8 Agno (Phidata) Memory Framework-embedded memory

    also in Framework-embedded memory · same storage (relational) · same retrieval (injection) · same memory unit (episode, fact) · also open source · also self-hostable · also offered managed

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 43k released 2026-10-21 Apache-2.0 Compare with LangGraph Persistence →

Ranked by shared memory design (storage, retrieval, conflict handling, memory unit), same section and shared must-haves (open source, self-hosting, MCP), with adoption as a tie-breaker. ✓ confirmed · — no · ? not in the catalog yet. Want picks for your own requirements? Use the chooser. Checking a whole project? Check your stack.