Looking for an alternative to Memory Nexus Mcp? Whether you need a different runtime environment, custom authentication support, or alternative API integrations in the Knowledge & Memory ecosystem, we have cataloged and compared the top alternative MCP servers below.
Persistent semantic memory for AI agents with knowledge graphs and Intelligence Packs.
Direct comparison of key metrics, runtimes, authentication methods, and community popularity.
| Server Name | Runtime | Auth | Pricing | GitHub Stars | Downloads | Action |
|---|---|---|---|---|---|---|
M Memory Nexus Mcp (Target) | npx | Free/None | Free | — | — | Current |
N Nexus Memory Mcp | npx | Free/None | Free | — | — | Compare → |
| npx | API key | Freemium | 2 | 25 | Compare → | |
C Collective Memory | npx | Free/None | Free | — | — | Compare → |
| uvx | Free/None | Free | 60 | — | Compare → | |
M Memory | npx | Free/None | Free | — | — | Compare → |
| Remote (SSE) | Free/None | Free | 115 | — | Compare → | |
A Ariel Memory | npx | Free/None | Free | — | — | Compare → |
| Remote (SSE) | Free/None | Free | — | — | Compare → | |
C Cortex | Remote (SSE) | Free/None | Free | — | — | Compare → |
G Graph Mem | npx | Free/None | Free | — | — | Compare → |
K Kirok Memory | npx | Free/None | Free | — | — | Compare → |
| npx | API key | Bring your own API key (usage-based cost) | 633 | — | Compare → |