Mistral Vibe (Remote Agents) + Mistral Medium 3.5 alternatives

Vibe is Mistral's cloud-hosted coding-agent platform: each session runs in an isolated sandbox with task state, history, and approvals. Spawnable from CLI or Le Chat, with parallel execution. Local CLI sessions can be "teleported" to the cloud and resumed. Full Mistral Vibe (Remote Agents) + Mistral Medium 3.5 record →

  1. 1 agentmemory (rohitg00) Coding-agent memory

    also in Coding-agent memory · same storage (kv) · same retrieval (injection) · same memory unit (episode) · also open source · also self-hostable · also has MCP

    OSS ✓ Self-host ✓ Managed ? MCP ✓ ★ 30k released 2026-10-21 Apache-2.0 Compare with Mistral Vibe (Remote Agents) + Mistral Medium 3.5 →

  2. 2 OpenAI Codex (cloud agent) Coding-agent memory

    also in Coding-agent memory · same retrieval (injection) · same memory unit (episode) · also open source · also self-hostable · also offered managed · also has MCP

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 128k released 2026-10-27 Apache-2.0 (Codex CLI; cloud agent proprietary) Compare with Mistral Vibe (Remote Agents) + Mistral Medium 3.5 →

  3. 3 Letta / MemGPT Dedicated memory layers

    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 ✓ ★ 3.7k released 2026-10-29 Apache-2.0 Compare with Mistral Vibe (Remote Agents) + Mistral Medium 3.5 →

  4. 4 LlamaIndex Memory Framework-embedded 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 ✓ ★ 53k released 2026-09-21 MIT Compare with Mistral Vibe (Remote Agents) + Mistral Medium 3.5 →

  5. 5 CrewAI Memory Framework-embedded 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 ✓ ★ 51k released 2026-10-14 MIT Compare with Mistral Vibe (Remote Agents) + Mistral Medium 3.5 →

  6. 6 LangGraph Persistence Framework-embedded 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 ✓ ★ 43k released 2026-10-16 MIT Compare with Mistral Vibe (Remote Agents) + Mistral Medium 3.5 →

  7. 7 smolagents Memory Framework-embedded 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 ✓ ★ 29k released 2026-05-29 Apache-2.0 Compare with Mistral Vibe (Remote Agents) + Mistral Medium 3.5 →

  8. 8 OpenAI Agents SDK Memory Framework-embedded 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 ✓ ★ 29k released 2026-10-15 MIT Compare with Mistral Vibe (Remote Agents) + Mistral Medium 3.5 →

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.