{"uid":"cap_kivO_be9F76n6K-JZsaAE","slug":"tool-guardian-mcp-380de830","name":"Tool Guardian MCP","description":"The premier global index of 1,069 monetized MCP nodes across 205 specialized subdomains. Gasless USDC runtime settlements via x402 V2 Spec on Base L2. Save 95% token context.","url":"https://api.m2mcent.com/tool-guardian-mcp/api/process?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_589ewG4TA0lNYAlDFM0dO","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Processes agentic tool-use requests through a guardian layer that monitors, validates, or controls tool invocations for AI agents.","exampleAgentPrompt":"Run this tool invocation request through the Tool Guardian to validate it before my agent executes it — here's the payload data to check.","exampleUseCases":[{"title":"Pre-execution tool call validation","prompt":"Before my agent executes this tool call, send the request data through Tool Guardian to make sure it's safe and authorized."},{"title":"Enforcing agent tool-use policies","prompt":"I want to apply my tool-use policy to every request my agent makes — run this tool invocation through Tool Guardian and tell me whether it passes or gets blocked."},{"title":"Auditing suspicious agent behavior","prompt":"My agent just tried to invoke an unusual tool — can you pass the request data to Tool Guardian so I can see what it decides about allowing it?"}],"resultDescription":"A processed response from the guardian layer indicating whether the tool invocation is permitted, blocked, or modified, along with any relevant validation details or decision metadata.","failureModes":["Malformed or missing 'data' field returns a 400-level error","Ambiguous or incomplete tool payload may result in an indeterminate guardian decision","Payment failure (x402) prevents processing","Timeout if the guardian layer is under high load","Unknown tool type in payload may not be recognized by the guardian rules engine"],"whenToPreferThis":"Choose this endpoint when you need an intermediary safety or policy layer between an AI agent and its tool executions — particularly when enforcing authorization rules, auditing tool calls, or preventing unintended side effects from agentic actions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T16:01:02.359Z","isFirstParty":false,"canonicalSlug":"tool-guardian-mcp-380de830"}