get_token_holders_by_chain_address
GET /token/holders/{chain}/{address}
This record as markdown: /tools/0xreisearch-crypto-mcp-beta/get-token-holders-by-chain-address.md
What get_token_holders_by_chain_address does on REI Crypto MCP Server
AI agents call get_token_holders_by_chain_address 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_token_holders_by_chain_address is rated Low
This tool queries and retrieves publicly available blockchain data (token holder information) without creating, modifying, deleting, executing code, or moving funds. It is a straightforward data retrieval operation with no side effects, fitting the Read category. The low severity reflects that token holder data is typically public blockchain information with minimal blast radius if misused.
From the tool's definition Tool name 'get_token_holders_by_chain_address' uses 'get' prefix; description shows GET HTTP method; retrieves token holder data for a specified chain and address with no modification capability.
Attacks that exploit this kind of access
The rule that runs get_token_holders_by_chain_address 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_token_holders_by_chain_address, this is the rule to start with:
get_token_holders_by_chain_address 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_token_holders_by_chain_address call is checked against it from then on.
Questions about get_token_holders_by_chain_address
GET /token/holders/{chain}/{address}. 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_token_holders_by_chain_address: 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_token_holders_by_chain_address 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_token_holders_by_chain_address 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_token_holders_by_chain_address. 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_token_holders_by_chain_address 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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