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Contextual MCP server

by Contextual-Laboratories·io.github.Contextual-Laboratories/contextual·v1.0.2
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Persistent memory for AI coding agents: local-first semantic search, dependency graphs, git history.

B75/100grade B
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Safety scan
B75/100

full report

Adoption
New

1 stars

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

Contextual tools (25, 3 write)

write = sends, deletes, buys or posts

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

  • _sanitize_message
  • co_change_analysis
  • decision_createwrite action
  • decision_list
  • decision_search
  • decision_supersede
  • decision_updatewrite action
  • diagnose_issue
  • get_doctorwrite action

    Run a full system health check across all Contextual subsystems.

  • get_file_content
  • get_git_diff
  • get_repo_structure
  • get_stats
  • get_telemetry
  • get_temporal_context
  • graph_at_time
  • graph_find_path
  • graph_get_entity_callers
  • graph_get_entity_definition
  • graph_impact
  • graph_query
  • graph_stats
  • graph_traverse
  • nexus_search
  • search

Public scan report

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

2 medium
  • Code scan232 source files scanned15/25
  • –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 8 days ago15/15
  • Maintainer identityregistry namespace matches repository owner7/10

Findings (2)

  • mediumsubprocess with shell=Trueexec.shell-true
    contextual_engine-1.0.2/contextual/mcp/tools/semantic.py: …r shell safety (passed as list arg, not shell=True) if target == "WORKING"…
  • mediumeval / new Function usedexec.eval
    contextual_engine-1.0.2/eval/manifest.yml: …too small for realistic retrieval eval (this was flagged as a possible risk in b…
Overall 75/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

Install directly

claude mcp add contextual -- uvx contextual-engine
Add to Cursor

Contextual: common questions

Is Contextual MCP server safe?
Mostly: it is graded B (75/100). Read the Contextual safety report
How do I install Contextual?
It runs on your machine. Copy the Claude Code, Claude Desktop or Cursor config from the install section.
Does Contextual need an API key?
No secret keys are declared. It reads 1 setting from the environment.
Is Contextual maintained?
The last commit was 9 days ago (2026-09-11). The latest release is v1.0.2.
What can I use instead of Contextual?
Servers from other publishers that do the same job: Nexusmem MCP server, Agent Memory MCP server and Kindex MCP server. Compare all Contextual alternatives.

Alternatives to Contextual

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

All Contextual alternatives →
  • Nexusmem
    Local-first memory for AI coding agents: shell history with exit codes, git diffs, docs, MCP.
    A
  • Agent Memory
    Git-native project memory for AI coding agents: Markdown source of truth, reviewable, secret-safe.
    A
  • Kindex
    Persistent knowledge graph and MCP server for AI workflows with git-tracked project context.
    A
  • Kindex
    Persistent knowledge graph and MCP server for AI workflows with git-tracked project context.
    B
  • Bettermemory
    Memory for coding agents, checked against the filesystem and git before it is believed.
    A
Contextual vs NexusmemContextual vs Agent MemoryContextual vs Kindex

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