Medium Risk

create_arena

Create a new arena tournament

High parameter count (19 properties)

Part of the Lichess Integration MCP server. Enforce policies on this tool with Intercept, the open-source MCP proxy.

AI agents use create_arena to create or modify resources in Lichess Integration. Write operations carry medium risk because an autonomous agent could trigger bulk unintended modifications. Rate limits prevent a single agent session from making hundreds of changes in rapid succession. Argument validation ensures the agent passes expected values.

Without a policy, an AI agent could call create_arena repeatedly, creating or modifying resources faster than any human could review. Intercept's rate limiting ensures write operations happen at a controlled pace, and argument validation catches malformed or unexpected inputs before they reach Lichess Integration.

Write tools can modify data. A rate limit prevents runaway bulk operations from AI agents.

karayaman-lichess-mcp.yaml
tools:
  create_arena:
    rules:
      - action: allow
        rate_limit:
          max: 30
          window: 60

See the full Lichess Integration policy for all 88 tools.

Tool Name create_arena
Category Write
Risk Level Medium

View all 88 tools →

Agents calling write-class tools like create_arena have been implicated in these attack patterns. Read the full case and prevention policy for each:

Browse the full MCP Attack Database →

Other tools in the Write risk category across the catalogue. The same policy patterns (rate-limit, validate) apply to each.

What does the create_arena tool do? +

Create a new arena tournament. It is categorised as a Write tool in the Lichess Integration MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on create_arena? +

Add a rule in your Intercept YAML policy under the tools section for create_arena. You can allow, deny, rate-limit, or validate arguments. Then run Intercept as a proxy in front of the Lichess Integration MCP server.

What risk level is create_arena? +

create_arena is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit create_arena? +

Yes. Add a rate_limit block to the create_arena rule in your Intercept 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.

How do I block create_arena completely? +

Set action: deny in the Intercept policy for create_arena. 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.

What MCP server provides create_arena? +

create_arena is provided by the Lichess Integration MCP server (karayaman/lichess-mcp). Intercept sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Let agents act without letting them run wild.

Deterministic policy on every MCP tool call. Per-identity grants. Full audit log.

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