// MCP TOOL REFERENCE

KAI TOOLS

18 tools from the Kai MCP Server, categorised by risk level.

View the Kai policy → Token cost: 1,519 tokens →

// ALL 18 KAI TOOLS

READ 14 tools

Read kai_activity Show recent file changes detected by the live graph watcher. Read kai_blame Show AI vs human authorship for a file. Returns per-line attribution or a summary showing which agent/model... Read kai_callees Find which symbols/files are called from a given symbol. Read kai_callers Find which files/functions call a given symbol. Read kai_checkpoint Record an AI code authorship checkpoint. Call this after editing files to track which code was AI-generated... Read kai_context Get callers, callees, tests, and dependencies for a specific file. Use only when you need to understand cal... Read kai_dependencies Find files that a given file imports/depends on. Read kai_dependents Find files that import/depend on a given file. Read kai_impact Find all files and tests affected by changing a file, with hop distance. Use before making edits to assess ... Read kai_live_sync Enable or disable real-time sync with other agents. When on, you'll see other agents' changes as they happe... Read kai_stats Return project-wide authorship statistics. Read kai_symbols List symbols defined in a file with names, kinds, and line numbers. Use 'kind' to filter (e.g. only functio... Read kai_sync Fetch edge changes other agents have made since your last sync. Shows what files and relationships changed,... Read kai_tests Find test files that cover a given source file.

WRITE 3 tools

Write kai_lock Acquire advisory locks on files. Other agents will see the lock but can still edit (soft lock). Locks auto-... Write kai_merge_check Check if your current changes can merge cleanly with other agents' work. Call before finalizing edits to ca... Write kai_unlock Release advisory locks on files.

EXECUTE 1 tools

Execute kai_checkpoint_now Mark the current moment as a semantic checkpoint in the live-sync log. Use this when you've finished a cohe...

// RUNNING THIS SERVER

The managed route: connect Kai through the PolicyLayer gateway — every tool call above is checked against your policy before it runs, with a full audit log.

DIRECT INSTALL (UNMANAGED) npx -y kai-mcp

// FAQ

How many tools does the Kai MCP server have? +

The Kai MCP server exposes 18 tools across 3 categories: Read, Write, Execute.

How do I enforce policies on Kai tools? +

Route the Kai server through the PolicyLayer gateway. Define allow, deny, or approval rules per tool in the dashboard — they are enforced on every call before it reaches the server.

What risk categories do Kai tools fall into? +

Kai tools are categorised as Read (14), Write (3), Execute (1). Each category has a recommended default policy.

Let agents act without letting them run wild.

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