Cellon (Memory.inc) alternatives

Korean startup. Connects scattered internal/external data across multiple chats and services to improve AI answer quality at retrieval. 18-year-old CEO Jang Jun-ha; pitch is that answer quality depends on what the model remembers, not which model. Full Cellon (Memory.inc) record →

  1. 1 Mem0 Dedicated memory layers

    also in Dedicated memory layers · same storage (vector) · same retrieval (similarity) · same memory unit (fact, episode)

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 67k released 2026-09-25 Apache-2.0 Compare with Cellon (Memory.inc) →

  2. 2 Letta / MemGPT Dedicated memory layers

    also in Dedicated memory layers · same storage (vector) · same retrieval (similarity) · same memory unit (fact, episode)

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 3.7k released 2026-10-29 Apache-2.0 Compare with Cellon (Memory.inc) →

  3. 3 AutoGLM (Zhipu AI) Dedicated memory layers

    also in Dedicated memory layers · same storage (vector) · same retrieval (similarity) · same memory unit (fact, episode)

    OSS ✓ Self-host ✓ Managed ✓ MCP ? ★ 26k Apache-2.0 Compare with Cellon (Memory.inc) →

  4. 4 Memori Dedicated memory layers

    also in Dedicated memory layers · same storage (vector) · same retrieval (similarity) · same memory unit (fact, episode)

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 17k released 2026-05-28 Apache-2.0 Compare with Cellon (Memory.inc) →

  5. 5 SuperLocalMemory Dedicated memory layers

    also in Dedicated memory layers · same storage (vector) · same retrieval (similarity) · same memory unit (fact, episode)

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 227 released 2026-10-17 AGPL-3.0-or-later (commercial licence available) Compare with Cellon (Memory.inc) →

  6. 6 OpenMemory (now LongMemory) Dedicated memory layers ⚠ renamed — now LongMemory

    also in Dedicated memory layers · same storage (vector) · same retrieval (similarity) · same memory unit (fact)

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 4.5k released 2025-12-12 Apache-2.0 Compare with Cellon (Memory.inc) →

  7. 7 MemMachine Dedicated memory layers

    also in Dedicated memory layers · same storage (vector) · same retrieval (similarity) · same memory unit (fact, episode)

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 3.2k released 2026-05-18 Apache-2.0 Compare with Cellon (Memory.inc) →

  8. 8 M3-Agent (ByteDance) Dedicated memory layers

    also in Dedicated memory layers · same storage (vector) · same retrieval (similarity) · same memory unit (fact, episode)

    OSS ✓ Self-host ✓ Managed ✓ MCP ? ★ 1.4k Apache-2.0 Compare with Cellon (Memory.inc) →

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.