Head to head
GrayMatter vs ContextStream MCP Server
Same numbers we show everywhere else, lined up. Ratings come from users, the grade comes from our scanner, adoption comes from public registries.
No reviews yet
Persistent agent memory as a single Go binary: knowledge graph, TUI observability, zero infra.
Full listing
The short version
Neither has been reviewed yet, so the comparison rests on the scan and the public usage numbers. The safety scan favours ContextStream MCP Server (96/100 against 70). ContextStream MCP Server is hosted and callable through the gateway; GrayMatter runs on your own machine.
| GrayMatter | ContextStream MCP Server | |
|---|---|---|
| User rating | No reviews yet | No reviews yet |
| Safety grade | B70/100 | A96/100 |
| Adoption | Growing | Established |
| GitHub stars | 471 | 43 |
| Downloads / week | – | 964 |
| Runs where | Your machine (local) | Hosted (remote) |
| Gateway-ready | No | Yes |
| Tools | — | — |
| Write actions | — | — |
| Price per call | Free | Free |
| Licence | MIT | MIT |
| Last release | 2026-09-20 | 2026-09-15 |
| Category | AI and agents | AI and agents |