get_overview_fees
List all protocols along with summaries of their fees and revenue and dataType history data
This record as markdown: /tools/defillama/get-overview-fees.md
What get_overview_fees does on Defillama
AI agents call get_overview_fees to retrieve information from Defillama without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
dataType | string | — | Desired data type, dailyFees by default. |
excludeTotalDataChart | boolean | — | true to exclude aggregated chart from response |
excludeTotalDataChartBreakdown | boolean | — | true to exclude broken down chart from response |
Parameters from the server's own tool schema.
Why get_overview_fees is rated Low
This tool fetches and aggregates historical fee and revenue data from DefiLlama's API. The verb 'List' and the nature of returning summaries and historical data confirm this is a read-only operation with no side effects. There is no capability to modify data, execute code, delete information, or perform financial transactions.
From the tool's definition Tool name 'get_overview_fees' and description 'List all protocols along with summaries of their fees and revenue and dataType history data' indicate a retrieval/query operation with no modification or execution of code.
Attacks that exploit this kind of access
The rule that runs get_overview_fees safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Defillama, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_overview_fees, this is the rule to start with:
get_overview_fees 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 Defillama, apply this rule, and every get_overview_fees call is checked against it from then on.
Questions about get_overview_fees
List all protocols along with summaries of their fees and revenue and dataType history data. It is categorised as a Read tool in the Defillama MCP Server, which means it retrieves data without modifying state.
get_overview_fees accepts 3 parameters: dataType, excludeTotalDataChart, excludeTotalDataChartBreakdown. The full parameter table on this page comes from the server's own tool schema.
Register the Defillama MCP server in PolicyLayer and add a rule for get_overview_fees: 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 Defillama. Nothing to install.
get_overview_fees 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_overview_fees 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_overview_fees. 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_overview_fees is provided by the Defillama MCP server (@nic0xflamel/defillama-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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