π0.5 (Physical Intelligence) alternatives

Extends π0 with MEM layer giving the policy short-term (within-task) + long-term (cross-task, >10-min horizon) memory. Co-trained on robot teleoperation + human video + text. Full π0.5 (Physical Intelligence) record →

  1. 1 NVIDIA ReMEmbR Vertical / domain-specific AI memory

    also in Vertical / domain-specific AI memory · same storage (vector) · same retrieval (similarity) · same conflict handling (append) · same memory unit (episode) · also self-hostable

    OSS — Self-host ✓ Managed — MCP ? ★ 359 Custom Compare with π0.5 (Physical Intelligence) →

  2. 2 Friend Voice-first / wearable AI memory

    same storage (vector) · same retrieval (similarity) · same conflict handling (append) · same memory unit (episode) · also offered managed

    OSS ? Self-host — Managed ✓ MCP ? Compare with π0.5 (Physical Intelligence) →

  3. 3 Skild Brain Vertical / domain-specific AI memory

    also in Vertical / domain-specific AI memory · same storage (vector) · same retrieval (attention, similarity) · same memory unit (episode) · also offered managed

    OSS ? Self-host — Managed ✓ MCP ? Compare with π0.5 (Physical Intelligence) →

  4. 4 Iris.ai Vertical / domain-specific AI memory

    also in Vertical / domain-specific AI memory · same storage (vector) · same retrieval (similarity) · same conflict handling (append) · also offered managed

    OSS ? Self-host — Managed ✓ MCP ? Compare with π0.5 (Physical Intelligence) →

  5. 5 Replika Vertical / domain-specific AI memory

    also in Vertical / domain-specific AI memory · same storage (vector) · same retrieval (similarity) · same conflict handling (append) · same memory unit (episode) · also offered managed

    OSS ? Self-host — Managed ✓ MCP ? Compare with π0.5 (Physical Intelligence) →

  6. 6 Wayve GAIA-2 / GAIA-3 Vertical / domain-specific AI memory

    also in Vertical / domain-specific AI memory · same storage (vector) · same retrieval (attention) · same conflict handling (append) · same memory unit (episode)

    OSS ? Self-host — Managed — MCP ? Compare with π0.5 (Physical Intelligence) →

  7. 7 Omi Voice-first / wearable AI memory

    same storage (vector) · same retrieval (similarity) · same conflict handling (append) · same memory unit (episode) · also open source · also self-hostable · also offered managed

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 13k released 2026-10-22 MIT Compare with π0.5 (Physical Intelligence) →

  8. 8 Pydantic-AI + Hindsight 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 ✓ ★ 20k released 2026-04-15 MIT Compare with π0.5 (Physical Intelligence) →

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.