Sandbar Stream alternatives

Smart ring with voice-activated capture (tap to record, not always-on). Personal knowledge graph with companies, people, meetings; pulls context from past meetings and shared interests. Ex-Meta engineering team. Full Sandbar Stream record →

  1. 1 Granola Voice-first / wearable AI memory

    also in Voice-first / wearable AI memory · same storage (file) · same retrieval (extraction-pull) · same memory unit (episode) · also offered managed · also has MCP

    OSS ? Self-host — Managed ✓ MCP ✓ Compare with Sandbar Stream →

  2. 2 Otter.ai Voice-first / wearable AI memory

    also in Voice-first / wearable AI memory · same storage (file) · same retrieval (extraction-pull) · same memory unit (episode) · also offered managed · also has MCP

    OSS ? Self-host — Managed ✓ MCP ✓ Compare with Sandbar Stream →

  3. 3 Plaud NotePin Voice-first / wearable AI memory

    also in Voice-first / wearable AI memory · same storage (file) · same retrieval (extraction-pull) · same memory unit (episode) · also offered managed · also has MCP

    OSS ? Self-host — Managed ✓ MCP ✓ Compare with Sandbar Stream →

  4. 4 Read.ai Voice-first / wearable AI memory

    also in Voice-first / wearable AI memory · same storage (file) · same retrieval (extraction-pull) · same memory unit (episode) · also offered managed · also has MCP

    OSS ? Self-host — Managed ✓ MCP ✓ Compare with Sandbar Stream →

  5. 5 Limitless Voice-first / wearable AI memory ⚠ acquired — acquired by Meta

    also in Voice-first / wearable AI memory · same storage (file) · same retrieval (extraction-pull) · same memory unit (episode) · also offered managed · also has MCP

    OSS ? Self-host — Managed ✓ MCP ✓ Compare with Sandbar Stream →

  6. 6 OpenAI Codex (cloud agent) Coding-agent memory

    same storage (file) · same retrieval (extraction-pull) · same memory unit (episode) · 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 Sandbar Stream →

  7. 7 Browserbase Browser-agent memory

    same storage (file) · same retrieval (extraction-pull) · same memory unit (episode) · also offered managed · also has MCP

    OSS ? Self-host — Managed ✓ MCP ✓ Compare with Sandbar Stream →

  8. 8 Abridge Vertical / domain-specific AI memory

    same storage (file) · same retrieval (extraction-pull) · same memory unit (episode) · also offered managed

    OSS ? Self-host — Managed ✓ MCP ? Compare with Sandbar Stream →

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.