GBrain vs Zep vs Hindsight
Side by side, from each listing’s own data. A row where every column says the same is shown once, dimmed.
 GBrainby Garry TanRemove GBrain from this comparison |  Zepby ZepRemove Zep from this comparison |  Hindsightby VectorizeRemove Hindsight from this comparison | |
|---|---|---|---|
| Sets it apart |
| — |
|
| What it is | Gives existing agent harnesses a self-hosted memory and skills layer with sourced facts, hybrid search, and cited synthesis, served over a CLI or local and remote MCP. | Long-term memory store for AI assistants. Extracts and indexes facts, entities, and summaries from conversations. Fast hybrid search combines semantic and full-text retrieval. | Gives agents a self-hosted long-term memory server that retains facts, recalls them with parallel semantic, keyword, graph, and time search, and reflects over them, via SDKs, REST, and MCP. |
| Provider | Garry Tan | Zep | Vectorize |
| Official vendor | Not an official listingSame for all | ||
| Verified | YesSame for all | ||
| Access | MCP, CLI | API | API, MCP, CLI |
| Auth | None | API Key | None |
| MCP server | In its setup guide | No MCP server | In its setup guide |
| CLI install | In its docs | No CLI | In its docs |
| API base URL | No API | In its docs | In its docs |
| Skills | Memory Verbs Protocol, Search And Synthesis, Remote MCP Publishing, Schema Packs | Auto-extract facts, entities, and summaries from raw conversation transcripts, Track entity relationships and state changes across long multi-session interactions, Temporal memory management that weights recency and relevance for retrieval, Hybrid search combining dense semantic vectors and full-text BM25 scoring, Retrieve cross-session context in a single API call for any user or thread | Retain Memories, Recall Memories, Reflect Over Memories, Mental Models, Coding Agent Memory |
| Streaming | NoSame for all | ||
| Push notifications | NoSame for all | ||
| Categories | Memory & StateSame for all | ||
| Tags | agent-memory, knowledge-graph, hybrid-search, remote-mcp, self-hosted, postgres, claude-code, open-source | memory, long-term-memory, llm, conversation-history, knowledge-graph | agent-memory, long-term-memory, memory-banks, hybrid-search, local-mcp, self-hosted, vectorize, postgres |
| Listed since | Sep 25, 2026 | Apr 8, 2026 | Oct 4, 2026 |
| Use it now | |||
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