Convai (Mimir) alternatives

Mimir hierarchical memory: short-term (verbatim), medium-term (summaries + emotion), long-term (cross-session). Scene awareness layer adds in-engine perception. Unity + Unreal SDKs with real-time voice + lipsync. Full Convai (Mimir) record →

  1. 1 ASAPP GenerativeAgent Vertical / domain-specific AI memory

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

    OSS ? Self-host — Managed ✓ MCP ? Compare with Convai (Mimir) →

  2. 2 Hippocratic AI Polaris Vertical / domain-specific AI memory

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

    OSS ? Self-host — Managed ✓ MCP ? Compare with Convai (Mimir) →

  3. 3 Cresta Vertical / domain-specific AI memory

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

    OSS ? Self-host — Managed ✓ MCP ? Compare with Convai (Mimir) →

  4. 4 Replicant Vertical / domain-specific AI memory

    also in Vertical / domain-specific AI memory · same storage (kv) · same retrieval (injection) · same memory unit (fact) · also offered managed

    OSS ? Self-host — Managed ✓ MCP ? Compare with Convai (Mimir) →

  5. 5 Replika Vertical / domain-specific AI memory

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

    OSS ? Self-host — Managed ✓ MCP ? Compare with Convai (Mimir) →

  6. 6 NVIDIA ReMEmbR Vertical / domain-specific AI memory

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

    OSS — Self-host ✓ Managed — MCP ? ★ 359 Custom Compare with Convai (Mimir) →

  7. 7 Cognigy (now NiCE Cognigy) Vertical / domain-specific AI memory ⚠ acquired — acquired by NiCE; now NiCE Cognigy

    also in Vertical / domain-specific AI memory · same storage (vector, kv) · same retrieval (similarity, injection) · same memory unit (episode, fact) · also self-hostable · also offered managed

    OSS ? Self-host ✓ Managed ✓ MCP ✓ Compare with Convai (Mimir) →

  8. 8 ChatGPT Study Mode Vertical / domain-specific AI memory

    also in Vertical / domain-specific AI memory · same storage (vector) · same retrieval (similarity) · same memory unit (fact)

    OSS ? Self-host — Managed — MCP ✓ Compare with Convai (Mimir) →

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.