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ctxlint

Lint AI agent context files (CLAUDE.md, AGENTS.md, etc.) against your actual codebase

Connector by YawLabs · GitHub account verified by the MCP Registry

IndexedMITLocal (stdio)★ 11
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Install

Works with Claude Code, Codex, VS Code, Cursor, Windsurf, Claude Desktop. Read the repository before you give any tool access to your data.

npx agentmarket install connector/yawlabs-ctxlint

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

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About

Lint AI agent context files (CLAUDE.md, AGENTS.md, etc.) against your actual codebase

Use cases: prompt-engineering

No reviews yet. Installed it? Reviews come from verified installers only. How reviews work

Permissions

What this server can do and what it asks for, from its tool list, install config and code. Checked Oct 25, 2026.

Tools
6 read · 0 write · 1 delete
Secrets
None asked for
Install scripts
None found
Runs as
Node.js package

Tools by what they do 7

Read from the source code; the running server may list different tools.

Read 6 · Look things up without changing anything.

  • ctxlint_audit
  • ctxlint_mcp_audit
  • ctxlint_session_audit
  • ctxlint_skill_audit
  • ctxlint_token_report
  • ctxlint_validate_path

Delete 1 · Delete, drop, revoke or wipe things.

  • ctxlint_fix

Network hosts it talks to 5

  • api.github.com · found in code
  • github.com · found in code
  • oamjs.org · found in code
  • raw.githubusercontent.com · found in code
  • yaw.sh · found in code

Files it touches

  • %APPDATA%\\Claude\\claude_desktop_config.json
  • ~/.aws/amazonq/mcp.json
  • ~/.claude.json
  • ~/.claude/history.jsonl
  • ~/.claude/settings.json
  • /var/tmp
  • Your home directory (~)
  • ~/.codeium/windsurf/mcp_config.json
  • ~/.codex/history.jsonl
  • ~/.continue/config.yaml
  • ~/.cursor/mcp.json
  • ~/.local/share/goose/sessions/sessions.db
  • Any path the agent passes to its tools

Tools (7)

Read from the source code; the running server may differ. Descriptions are the server’s own words; hidden characters are shown as [U+…].

  • ctxlint_auditread-only

    Audit AI agent context files (CLAUDE.md, AGENTS.md, etc.) in the project. Checks for stale references, invalid commands, redundant content, contradictions, frontmatter issues, and token waste. Scoped to context-file checks only; MCP-config and session-level checks are exposed as separate tools.

  • ctxlint_fixcan change or delete data

    Run the linter with --fix mode to auto-correct broken file paths in context files using git history and fuzzy matching. Returns a summary of what was fixed. Pass dryRun: true to preview what would be fixed without writing any files.

  • ctxlint_mcp_auditread-only

    Lint MCP server configuration files in a project. Checks for schema errors, hardcoded secrets, deprecated transports, wrong env var syntax, URL issues, and cross-client inconsistencies.

  • ctxlint_session_auditread-only

    Audit AI agent session data for cross-project consistency and session hazards. Checks for missing GitHub secrets, diverged config files and missing workflows across sibling repositories; stale, duplicate or overflowing memory entries; command loops; and, from Claude Code transcripts, shared temp paths, gates claimed clean after failing, edits piling up on the default branch, unresolvable commit SHAs in memory, and large whole-file Reads re-sent as context on later turns.

  • ctxlint_skill_auditread-only

    Audit agent skill and subagent definitions (~/.claude/skills/*/SKILL.md, ~/.claude/agents/*.md). Checks for frontmatter problems, broken file references, trigger collisions, orphaned skill directories, and dead tool restrictions.

  • ctxlint_token_reportread-only

    Get a token count breakdown for all context files in the project. Shows per-file and aggregate token usage, plus estimated waste from redundant content.

  • ctxlint_validate_pathread-only

    Check if a file path referenced in a context file actually exists in the project. Returns the file status and suggests corrections if the path is invalid.

Compare and alternatives

    Featured in

    Signals

    Stars
    11
    Forks
    3
    Open issues
    0
    Last commit
    Oct 9, 2026 (19 days ago)
    Last release
    Oct 9, 2026 (19 days ago)

    From GitHub (fetched Oct 24, 2026).

    Details

    Registry name
    io.github.YawLabs/ctxlint
    Version
    0.28.0
    Auth
    No auth
    Packages
    npm @yawlabs/ctxlint
    License
    MIT
    First seen
    Oct 24, 2026
    Last checked
    Oct 24, 2026

    More from YawLabs

    Cite this page

    ctxlint MCP server. Agent Mart. https://agentmart.dev/connectors/yawlabs-ctxlint (last updated 2026-10-24)