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ValorBrain · vs · MemPalace
ValorBrain vs MemPalace
MemPalace is an open-source persistent memory implementation focused on conversation imports and broad taxonomy (preferences, milestones, problems, decisions). Runs locally via SQLite.
single-vault persistent memory for AI agents · github.com/milla-jovovich/mempalace
Feature matrix
Focused on multi-tenant team memory. Not generic chatbots.
| Capability | MemPalace | ValorBrain |
|---|---|---|
| Multi-tenant Postgres RLS | — | yes |
| Automatic Claude Code hooks | yes | yes |
| Public MCP HTTP transport | stdio only | yes |
| OAuth 2.1 dynamic registration | — | yes |
| Auth + permission scopes | — | yes |
| Cross-agent activity feed | — | yes |
| Conversation imports (Claude/ChatGPT) | yes | on roadmap |
| Broad taxonomy (preference/milestone/problem) | yes | yes |
| A-MEM self-evolving notes | yes | yes |
| Hosted SaaS | — | yes |
| On-prem option (Enterprise) | native self-host | yes |
Where MemPalace shines
- Open-source, fork-friendly
- Good support for Claude Code, ChatGPT, Slack export imports
- Rich taxonomy (preference, milestone, problem) that ValorBrain inherits
- Session-bootstrap synthesis to inject on SessionStart
ValorBrain edge
- ValorBrain integrates MemPalace broad taxonomy and runs on Postgres + pgvector with RLS
- Hosted MCP HTTP for plug-and-play, not just local stdio
- Cross-agent activity feed visible in the dashboard
- OAuth 2.1 + per-token permission scopes
- SaaS admin dashboard for multi-user multi-tenant management
Gaps for multi-tenant SaaS
- Single-vault, no multi-tenant isolation
- SQLite scale ceiling (does not handle concurrent multi-user well)
- No public MCP HTTP: local stdio only
- No cross-agent presence or activity feed
- No OAuth or multi-user auth
When to choose each
Choose MemPalace if…
- You are a single-user developer wanting local memory
- You want to fork and customize everything open-source
- You do not need auth or multi-user
Choose ValorBrain if…
- You are in a team/company with multiple users on the same agent
- You want hosted SaaS ready to use without server management
- You need auth + permission scopes
- You want cross-agent coherence across Claude/Cursor/Kiro
Try the memory layer
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