get_pools_megafilter
A read tool on the REI Crypto MCP server.
This record as markdown: /tools/0xreisearch-crypto-mcp-beta/get-pools-megafilter.md
What get_pools_megafilter does on REI Crypto MCP Server
AI agents call get_pools_megafilter to retrieve information from REI Crypto MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why get_pools_megafilter is rated Low
This tool retrieves crypto pool data with filtering parameters. While the empty description lowers confidence slightly, the naming convention, sibling tools all being Read operations, and the server's stated purpose of 'data retrieval' strongly indicate this is a query/read operation with no side effects.
From the tool's definition Tool name 'get_pools_megafilter' suggests data retrieval/querying of pool data with filtering capabilities. Sibling tools (get_active_users, get_balances_address, get_batch_historical_prices, get_bridge_details) are all Read operations retrieving crypto data.
Attacks that exploit this kind of access
The rule that runs get_pools_megafilter safely
PolicyLayer is an MCP gateway: it sits between your AI agents and REI Crypto MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_pools_megafilter, this is the rule to start with:
get_pools_megafilter is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect REI Crypto MCP Server, apply this rule, and every get_pools_megafilter call is checked against it from then on.
Questions about get_pools_megafilter
get_pools_megafilter is a read tool on the REI Crypto MCP Server MCP server. It is categorised as a Read tool in the REI Crypto MCP Server MCP Server, which means it retrieves data without modifying state.
Register the REI Crypto MCP Server MCP server in PolicyLayer and add a rule for get_pools_megafilter: 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 REI Crypto MCP Server. Nothing to install.
get_pools_megafilter 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_pools_megafilter 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_pools_megafilter. 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_pools_megafilter is provided by the REI Crypto MCP Server MCP server (0xreisearch/crypto-mcp-beta). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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