Back
C
mcp · rag New · 2026-08-18

Cogni

Cogni is an MCP memory server designed for LLMs and AI agents, utilizing entity-graph spreading activation to enable deterministic, multi-hop, and cross-vocabulary retrieval without using an LLM or GPU in the retrieval path.

Visit site Open source via hn-showLast verified ·

AFIT Review

Accuracy
4.0
Privacy
n/a
Value
4.0
Multilingual
n/a
Ease of use
5.0
Scalability
4.0

Lab Verdict

Cogni is a strong candidate for developers building AI agents that require tracking multi-hop connections across documents without incurring the high API costs and latency of iterative LLM reasoning loops. It is easy to set up via OAuth and a single remote endpoint. However, users should note that it is currently hosted as a remote service rather than a self-hosted database, and its retrieval performance in production depends heavily on how the client model is prompted to call its tools.

llm-judge · website review · 2026-08-18

Pricing

No pricing captured.

Capabilities

mcp-serverllm-memorygraph-ragspreading-activation

Alternatives to Cogni