what_changed_since — Rack Rates MCP Tool
what_changed_since
(what changed since) is one of 11 tools on the
Rack Rates
MCP server. Connect the server and your client discovers it on the handshake.
by client
How to call what_changed_since from your client
- Claude Code Rack Rates what_changed_since run in your project directory
- Claude Desktop Rack Rates what_changed_since ~/Library/Application Support/Claude/claude_desktop_config.json
- Cursor Rack Rates what_changed_since ~/.cursor/mcp.json
- VS Code Rack Rates what_changed_since .vscode/mcp.json
- Zed Rack Rates what_changed_since ~/.config/zed/settings.json
- Windsurf Rack Rates what_changed_since ~/.codeium/windsurf/mcp_config.json
- Cline Rack Rates what_changed_since ~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json
- Gemini CLI Rack Rates what_changed_since ~/.gemini/settings.json
- Grok Rack Rates what_changed_since .mcp.json (in your project root)
- ChatGPT Rack Rates what_changed_since Settings → Connectors → Advanced → Developer mode
- Claude.ai Rack Rates what_changed_since Settings → Connectors → Add custom connector
- LangChain Rack Rates what_changed_since pip install langchain-mcp-adapters
Fastest route
claude mcp add --transport http ledger https://rackrates.dev/mcpOther tools on this server
This list was read from the server itself, by connecting to it and calling tools/list on 14 November 2026. It is what
the server actually exposes, not what its listing claims.
Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.