Letta vs Funes vs Supermemory
Side by side, from each listing’s own data. A row where every column says the same is shown once, dimmed.
 Lettaby LettaRemove Letta from this comparison |  Funesby Hugging FaceRemove Funes from this comparison |  Supermemoryby SupermemoryRemove Supermemory from this comparison | |
|---|---|---|---|
| Sets it apart |
|
| — |
| What it is | Stateful agent framework with built-in memory. Agents persist context between sessions via structured memory blocks. Formerly MemGPT. Self-hosted or managed cloud. | Give coding agents durable memory of past sessions — a local-first layer combining vector and BM25 search over prior conversations, usable from Claude Code, Codex, and other harnesses. | Memory API for AI applications. Store and retrieve user memories, bookmarks, and knowledge with semantic search. One unified API for personal and enterprise memory. |
| Provider | Letta | Hugging Face | Supermemory |
| Official vendor | Not an official listing | Hugging Face | Not an official listing |
| Verified | YesSame for all | ||
| Access | API, CLI | MCP, CLI | API, MCP |
| Auth | API Key | None | API Key |
| MCP server | No MCP server | In its setup guide | In its setup guide |
| CLI install | In its docs | Install scriptcurl -fsSL "https://huggingface.co/buckets/huggingface/funes/resolve/install.sh?src=readme" | sh | No CLI |
| API base URL | In its docs | No API | In its docs |
| Skills | Persist agent state between sessions using structured in-context memory blocks, Dynamically edit and archive memory to maintain coherent long-horizon agent behavior, Orchestrate multi-agent pipelines where agents pass typed memory between each other, Execute tool calls with full persistence of tool outputs across sessions, Deploy self-hosted or cloud agents with consistent stateful behavior at scale | Session Recall, Hybrid Search, Cross Harness Memory | Ingest memories from any source via a unified memory ingestion pipeline, Semantic retrieval of relevant memories ranked by context similarity, Build shared knowledge bases accessible across teams and agent instances, Store multiple content formats including text, URLs, and structured data, Collaborate on shared memory spaces with role-based access control |
| Streaming | Yes | No | No |
| Push notifications | NoSame for all | ||
| Categories | Memory & StateSame for all | ||
| Tags | memory, stateful-agents, memgpt, open-source, self-hosted, python, orchestration | session-memory, hybrid-search, local-first, cross-agent-memory, bm25, vector-search, hugging-face | memory, knowledge-base, rag, semantic-search, open-source |
| Listed since | Apr 8, 2026 | Sep 13, 2026 | Apr 8, 2026 |
| Use it now | |||
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