Fetch master-level games and opening statistics from Lichess for a given position
AI agents call get-lichess-master-games to retrieve information from ChessAgine MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves historical chess game data and statistical information from an external database (Lichess). It has no side effects—it does not create, modify, delete, or execute any operations. The data returned is used for analysis and reference only. Misuse would be limited to information gathering with minimal blast radius.
From the tool's definition Tool name 'get-lichess-master-games' and description 'Fetch master-level games and opening statistics from Lichess for a given position' indicate data retrieval without modification.
Attacks that exploit this kind of access
Fetch master-level games and opening statistics from Lichess for a given position. It is categorised as a Read tool in the ChessAgine MCP MCP Server, which means it retrieves data without modifying state.
Register the ChessAgine MCP server in PolicyLayer and add a rule for get-lichess-master-games: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches ChessAgine MCP. Nothing to install.
get-lichess-master-games is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get-lichess-master-games rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for get-lichess-master-games. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
get-lichess-master-games is provided by the ChessAgine MCP server (jalpp/chessagine-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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