Cognitive Substrate MCP server

by JaysonAIOnline·io.github.JaysonAIOnline/cognitive-substrate·v1.0.1

28-layer cognitive substrate with cross-session ToT evolutionary memory and self-telemetry tools

A89/100grade A

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A89/100

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1 stars

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If you have run it, two minutes of your experience saves the next person an afternoon.

write = sends, deletes, buys or posts

Read from the package source without running it. The installed server may list more.

a2a_call_agent
Call a peer agent by name.
a2a_list_agents
List registered peer agents.
a2a_orchestrate
Fan out a message to agents with a given capability.
json_parse_stack
Parse the first top-level JSON object with the stack-based parser.
memory_recall
Recall memories ranked by relevance.
memory_store
Store a memory for cross-session recall.
memory_store_5key_telemetry
Store 5-key compact substrate telemetry (post-execution storage loop).
memory_tree_state
Get persistent cognitive-tree telemetry for a session.
reason_plan
Produce a structured reasoning plan for a problem.
reasoning_paradigms
Return the 7 reasoning paradigms.
substrate_evaluate
Score a substrate instance. Returns (score_delta, is_pruned).
substrate_extract
Extract the substrate JSON payload from raw text.
substrate_paradigms
Return the 28-layer cognitive substrate schema and layer count.
substrate_run_paradigmwrite action
Run a single 28-layer paradigm against provided data.
tot_historical_lessons
Pull pruned/penalized branches from past sessions as lessons.

scanner v0.1.9 · 2026-09-20 · same rubric, same numbers if you re-run it

no findings

Code scan6 source files scanned25/25
–Live reliabilityno gateway calls yet and no remote to proben/a
–Tool poisoningtools not inspected (local package is not executed); not countedn/a
Auth qualitylocal package, no credentials required12/15
Maintenancelast push 15 days ago15/15
Maintainer identityregistry namespace matches repository owner6/10

Overall 89/100. Components that don't apply are left out of the denominator. Any critical finding is an F.Rubric Appeal a finding JSON

claude mcp add cognitive-substrate -- uvx mcp-cognitive-substrate

Is Cognitive Substrate MCP server safe?: Yes, by our scan: it is graded A (89/100). Read the Cognitive Substrate safety report
How do I install Cognitive Substrate?: It runs on your machine. Copy the Claude Code, Claude Desktop or Cursor config from the install section.
Does Cognitive Substrate need an API key?: Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Cognitive Substrate maintained?: The last commit was 15 days ago (2026-09-05). The latest release is v1.0.1.
What can I use instead of Cognitive Substrate?: Servers from other publishers that do the same job: Deja Vu MCP server and Prism Coder MCP server.

Same job from other publishers: the closest match first, then the best rated.

Deja Vu
deja-vu: local memory over the session histories of thirty-three coding agents.
not reviewed
Established
A
Prism Coder
Session memory for coding agents: local-first recall, drift detection, on-device inference.
not reviewed
Established
C