{"uid":"cap_JUZOSVyiy9dcynvo8YM-J","slug":"swarms-mcp-client-proxy-execute-tool-call-74d6249f","name":"Swarms MCP Client Proxy - Execute Tool Call","description":"Proxy MCP (Model Context Protocol) tool calls to a target MCP server.","url":"https://mcp-gateway.swarms.world/mcp/request","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"object","properties":{"content":{"type":"array","items":{"type":"object","additionalProperties":true},"description":"Tool execution results"},"isError":{"type":"boolean","description":"Whether the tool call resulted in an error"}},"description":"MCP tool call result","additionalProperties":true},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_pNrgyf8uo_rK3bU-CWOLX","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Proxies a tool call to a target MCP (Model Context Protocol) server and returns the execution result","exampleAgentPrompt":"Forward this tool call to the MCP server at https://my-mcp-server.example.com — invoke the 'get_weather' tool with arguments {\"city\": \"San Francisco\"} and give me the result.","exampleUseCases":null,"resultDescription":"Returns an object with a 'content' array containing the tool execution results (each item is an object with tool-specific data) and an 'isError' boolean indicating whether the call failed. On success, isError is false and content holds the structured output from the MCP tool.","failureModes":["Target MCP server unreachable — isError: true with connection error in content","Invalid tool name or arguments — isError: true with validation error details","MCP server returns an error for the tool call — isError: true with server error message","Payment not processed — 402 Payment Required before request is fulfilled","Malformed request body — 400 Bad Request if MCP payload structure is invalid"],"whenToPreferThis":"Use this endpoint when you need to invoke a specific tool on a remote MCP server without establishing a direct connection to it, or when you want to route MCP tool calls through a managed gateway with per-call billing. Prefer this over direct MCP connections when operating in environments where outbound MCP connections are restricted or when you want centralized logging and billing via the Swarms gateway.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:36:46.909Z","isFirstParty":false}