Browse Pear Protocol pair markets with optional filters and pagination. Each market is a long/short composition with current ratio, 24h change, volume, open interest, and funding. Use to discover what
AI agents call list_markets to retrieve information from Mcp Pear without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
list_markets retrieves market information from Pear Protocol without creating, modifying, or deleting data. However, because the sibling tools on this server include financial operations (adjust_leverage, adjust_position, cancel_order, close_all_positions, create_agent_wallet), an AI agent with access to this read tool could use market data to inform decisions on those write/execute/financial sibling tools.
From the tool's definition Tool description states 'Browse Pear Protocol pair markets' and server description emphasizes 'Read-only MCP server' that 'gives Claude access to markets'; the tool retrieves market data with 'optional filters and pagination' showing ratios, volume, and…
Attacks that exploit this kind of access
Browse Pear Protocol pair markets with optional filters and pagination. Each market is a long/short composition with current ratio, 24h change, volume, open interest, and funding. Use to discover what. It is categorised as a Read tool in the Mcp Pear MCP Server, which means it retrieves data without modifying state.
Register the Mcp Pear MCP server in PolicyLayer and add a rule for list_markets: 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 Mcp Pear. Nothing to install.
list_markets 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 list_markets 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 list_markets. 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.
list_markets is provided by the Mcp Pear MCP server (marvelnwachukwu/mcp-pear). 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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