Pydantic-AI + Hindsight alternatives

Pydantic-AI ships no native persistent memory; agents start fresh each run. Long-term memory typically added via third-party integration (e.g. Hindsight) using tools + auto-injected memory instructions. Full Pydantic-AI + Hindsight record →

  1. 1 Botpress LLMz Framework-embedded memory

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

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 15k MIT (SDK/integration packages in… Compare with Pydantic-AI + Hindsight →

  2. 2 CrewAI Memory Framework-embedded memory

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

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 51k released 2026-10-14 MIT Compare with Pydantic-AI + Hindsight →

  3. 3 Agno (Phidata) Memory Framework-embedded memory

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

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 43k released 2026-10-21 Apache-2.0 Compare with Pydantic-AI + Hindsight →

  4. 4 OpenAI Agents SDK Memory Framework-embedded memory

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

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 29k released 2026-10-15 MIT Compare with Pydantic-AI + Hindsight →

  5. 5 Mastra Memory Framework-embedded memory

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

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 27k released 2026-10-21 Apache-2.0 (core; ee/ dirs under… Compare with Pydantic-AI + Hindsight →

  6. 6 Google ADK Memory Framework-embedded memory

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

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 21k released 2026-08-07 Apache-2.0 Compare with Pydantic-AI + Hindsight →

  7. 7 Strands Agents Memory (AWS) Framework-embedded memory

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

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 8.9k Apache-2.0 Compare with Pydantic-AI + Hindsight →

  8. 8 LangMem (LangChain) Framework-embedded memory

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

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 1.6k released 2025-10-27 MIT Compare with Pydantic-AI + Hindsight →

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.