Five memory tools,compared with sources.
Each comparison starts with where the other product is strong, puts the two side by side using that vendor's own pages, and says when to pick them instead.
Last checked 29 Oct 2026. Every page lists its sources.
A memory layer for developers adding personalised memory to their own agents and apps.
Open source you can run yourself. A simple drop-in API.
You are a developer adding personalised memory to your own app or agent.
The memory is shared by a team of people and several AI tools.
Read MeshTale vs Mem0Enterprise search, an assistant and agents across a large company's apps.
Breadth of connectors. Permission-aware search.
You are a large enterprise wanting permission-aware search and an assistant across hundreds of company apps.
You are a smaller team or agency with several clients to keep apart.
Read MeshTale vs GleanA context platform for production agents, built on a temporal knowledge graph.
Facts that know when they were true. Open-source graph engine.
You are building production agents that need a temporal knowledge graph with automatic fact invalidation.
You want ready-made connectors to the tools your team already uses.
Read MeshTale vs ZepA platform for stateful agents whose memory lives inside the agent, plus Letta Code.
Deep agent-memory design. Agents that edit their own memory.
You want to build stateful agents whose memory is part of the agent itself.
You already use other agents and want one shared, governed memory they all draw on.
Read MeshTale vs LettaA fast, open-source memory API with coding-agent plugins and MCP.
Runs fully locally. Ready-made coding-agent plugins.
You are a developer wanting a fast, MIT-licensed memory API or coding-agent plugin.
A team needs governance on top of memory: per-client workspaces, review before recall and recall logs.
Read MeshTale vs SupermemoryAll six at a glance,the same rows on every page.
Short versions. Each product's page has the full wording and the links behind it. "Not stated" means the vendor's pages were silent, not that the feature is missing.
- Yes
- Partly
- Not stated
- No or none claimed
| What you are comparing | MeshTale | Mem0 | Glean | Zep | Letta | Supermemory |
|---|---|---|---|---|---|---|
| What it is | Governed team memory | Memory API and SDK | Enterprise search and assistant | Context graph platform | Agent platform | Memory API and plugins |
| Who it is for | Teams and agencies | Developers | Large enterprises | Enterprise agent teams | Agent developers | Developers |
| Open source and self-hosting | Partly: Source-available, hosted | Yes: Yes, Apache-2.0 | Partly: Proprietary; own-cloud option | Partly: Graphiti open source | Yes: Yes, Apache-2.0 | Yes: Yes, MIT, local |
| Separate spaces per client | Yes: Yes, by default | Partly: Via IDs in your code | Not stated: Not stated | Partly: Graphs plus ABAC | Partly: Per agent | Partly: Namespaces in your code |
| Review before recall | Yes: Review queue | Not stated: Not stated | Not stated: Not stated | Not stated: Not stated | Not stated: Not stated | Not stated: Not stated |
| Personal-data masking | Yes: Masked before storage | Not stated: Not stated | Partly: Scans and hides | Not stated: Not stated | Not stated: Not stated | Not stated: Not stated |
| When memories disagree | Yes: A person decides | Partly: Automatic, history kept | Not stated: Not stated | Yes: Automatic, with history | Partly: Agent edits, git history | Not stated: Not stated |
| Connectors to business tools | Yes: 26 connectors | Partly: Framework integrations | Yes: 275+ | Not stated: Not stated (API) | Not stated: Not stated | Yes: 7 named |
| MCP, works with AI tools | Yes: Yes, 2 tools | Yes: Yes, hosted | Yes: Yes, remote MCP | Yes: Yes, several | Yes: Yes, as a client | Yes: Yes, open source |
| Built-in chat with citations | Yes: Yes, on every plan | No: No | Yes: Yes, Assistant | No: No | Partly: Developer chat | No: No (Nova closed) |
| Audit log | Yes: Every recall logged | Partly: Custom plan | Yes: Yes, SIEM export | Yes: Yes | Not stated: Not stated | Not stated: Not stated |
| Compliance claims | None claimed: None claimed | Yes: SOC 2 Type 1, HIPAA, GDPR | Yes: SOC 2 II, ISO, HIPAA, more | Yes: SOC 2 II, HIPAA BAA | Not stated: Not stated | Yes: SOC 2, HIPAA BAA |
| Pricing model | Free, then plans | Free, then Custom | Per seat, not public | Free, then credits | Free, then low-cost plans | Free, then credits |
Swipe the table sideways to see all six.
Read one comparison,with the sources behind it.
Not weighing a named product? The Why MeshTale page covers building it yourself and keeping memory on your own computer.
MeshTale vs Mem0
A memory layer for developers adding personalised memory to their own agents and apps.
Read the comparisonMeshTale vs Glean
Enterprise search, an assistant and agents across a large company's apps.
Read the comparisonMeshTale vs Zep
A context platform for production agents, built on a temporal knowledge graph.
Read the comparisonMeshTale vs Letta
A platform for stateful agents whose memory lives inside the agent, plus Letta Code.
Read the comparisonMeshTale vs Supermemory
A fast, open-source memory API with coding-agent plugins and MCP.
Read the comparisonBuild it, or keep it local?
Doing it yourself, local memory on your own computer, and the memory built into AI tools, compared with MeshTale.
See Why MeshTaleAbout these comparisons
We read each product's own website, docs and official GitHub repository on 29 October 2026, and every comparison page lists the links. Where a product's pages were silent we say "Not stated" rather than guess.
They are the products people most often weigh against MeshTale for AI memory. Obsidian is not on the list because MeshTale connects to it.
Tell us through Talk to us with a link to the source, and we will correct the page and update the date.
Give every agent and every teammatethe right context.
One governed memory, a workspace per client, and a log of every answer. Start on the free tier and see if it fits.
Free tier, no card required.