coingecko_gainers_losers
CoinGecko crypto gainers and losers. Returns normalized rows from CoinGecko's public crypto gainers and losers table. This endpoint supports the documented vs_currency enum.
This record as markdown: /tools/crawlora-mcp/coingecko-gainers-losers.md
What coingecko_gainers_losers does on Crawlora
AI agents call coingecko_gainers_losers to retrieve information from Crawlora 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 |
|---|---|---|---|
limit | integer | — | Rows per section to return, default 20, max 100 |
vs_currency | string | — | Quote currency |
Parameters from the server's own tool schema.
Why coingecko_gainers_losers is rated Low
This tool retrieves and queries cryptocurrency market data from a public API endpoint. It has no side effects, cannot modify data, execute code, delete records, or move funds. The only action is reading publicly available market information sorted by performance metrics.
From the tool's definition Tool returns normalized rows from CoinGecko's public crypto gainers and losers table with support for currency parameter—purely a data retrieval operation with no modification, deletion, or execution capability.
Attacks that exploit this kind of access
The rule that runs coingecko_gainers_losers safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Crawlora, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For coingecko_gainers_losers, this is the rule to start with:
coingecko_gainers_losers 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 Crawlora, apply this rule, and every coingecko_gainers_losers call is checked against it from then on.
Questions about coingecko_gainers_losers
CoinGecko crypto gainers and losers. Returns normalized rows from CoinGecko's public crypto gainers and losers table. This endpoint supports the documented vs_currency enum. It is categorised as a Read tool in the Crawlora MCP Server, which means it retrieves data without modifying state.
coingecko_gainers_losers accepts 2 parameters: limit, vs_currency. The full parameter table on this page comes from the server's own tool schema.
Register the Crawlora MCP server in PolicyLayer and add a rule for coingecko_gainers_losers: 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 Crawlora. Nothing to install.
coingecko_gainers_losers 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 coingecko_gainers_losers 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 coingecko_gainers_losers. 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.
coingecko_gainers_losers is provided by the Crawlora MCP server (crawlora-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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