AI agents call api_vestige_view_swaps to retrieve information from Sperax Ecosystem Crypto & DeFI MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves or queries swap data from the Sperax DeFi ecosystem without creating, modifying, or deleting any data. It has no side effects and performs a simple read operation. Low severity because viewing historical swap data poses minimal risk—an agent cannot cause financial loss or operational damage by merely reading swap information.
From the tool's definition Tool name 'api_vestige_view_swaps' with description 'Get swaps' indicates a data retrieval operation with no modification capability.
Documented attack patterns abuse exactly the kind of access api_vestige_view_swaps gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Sperax Ecosystem Crypto & DeFI MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for api_vestige_view_swaps:
{
"version": "1",
"default": "deny",
"tools": {
"api_vestige_view_swaps": {}
}
} api_vestige_view_swaps is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get swaps. It is categorised as a Read tool in the Sperax Ecosystem Crypto & DeFI MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Sperax Ecosystem Crypto & DeFI MCP Server MCP server in PolicyLayer and add a rule for api_vestige_view_swaps: 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 Sperax Ecosystem Crypto & DeFI MCP Server. Nothing to install.
api_vestige_view_swaps 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 api_vestige_view_swaps 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 api_vestige_view_swaps. 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.
api_vestige_view_swaps is provided by the Sperax Ecosystem Crypto & DeFI MCP Server MCP server (sperax/sperax-crypto-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Sperax Ecosystem Crypto & DeFI MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
1318 Sperax Ecosystem Crypto & DeFI MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.