getTokenChart

Gets historical price chart data for one or more tokens from DeFi Llama

SERVERAgentek Eth SOURCEnanidao/agentek

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/nanidao-agentek/gettokenchart.md

WHAT IT DOES

What getTokenChart does on Agentek Eth

AI agents call getTokenChart to retrieve information from Agentek Eth without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why getTokenChart is rated Low

This tool retrieves historical price data for tokens, which is a read-only operation with no side effects, no code execution, no financial transactions, and no data modification. While the server context involves cryptocurrency and Ethereum automation, this specific tool is purely informational.

From the tool's definition Tool name 'getTokenChart' and description 'Gets historical price chart data' indicate data retrieval with no modification or execution. The action is a query/fetch operation against DeFi Llama's public data.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs getTokenChart safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Agentek Eth, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For getTokenChart, this is the rule to start with:

getTokenChart Allowed

getTokenChart is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "getTokenChart": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Agentek Eth, apply this rule, and every getTokenChart call is checked against it from then on.

FAQ

Questions about getTokenChart

What does the getTokenChart tool do? +

Gets historical price chart data for one or more tokens from DeFi Llama. It is categorised as a Read tool in the Agentek Eth MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on getTokenChart? +

Register the Agentek Eth MCP server in PolicyLayer and add a rule for getTokenChart: 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 Agentek Eth. Nothing to install.

What risk level is getTokenChart? +

getTokenChart is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit getTokenChart? +

Yes. Add a rate_limit block to the getTokenChart 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.

How do I block getTokenChart completely? +

Set action: deny in the PolicyLayer policy for getTokenChart. 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 getTokenChart? +

getTokenChart is provided by the Agentek Eth MCP server (nanidao/agentek). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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