{"uid":"cap_-SSQwC3UUfjUmGCbP_S0E","slug":"onchain-risk-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-0c8aadb4","name":"Universal A2A & MCP Tool Discovery, Safe-Proxy & Swarm Router","description":"Single-connection meta-router indexing 500+ MCP servers & A2A tools with 85% token compression and Prompt-Guard firewall. (Live x402 v2, IETF MPP & MCP endpoint at https://onchain-risk.agentdiet.dev/v1/workflows)","url":"https://onchain-risk.agentdiet.dev/v1/workflows?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["query"],"properties":{"query":{"type":"string","minLength":1,"description":"Capability search query (e.g. 'context compression', 'github security', 'sec filings', 'company enrichment') or endpoint URL to verify"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.01","displayCostAsset":"USD","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":"$0.01/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_EJyIhAUvMzgHyWnwoGXh-","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"onchain-risk.agentdiet.dev","brandSlug":"onchain-risk-agentdiet-dev-mpp","brandBaseUrl":"https://onchain-risk.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Searches an index of 500+ MCP servers and A2A tools by capability query, returning compressed, firewall-filtered results via a single meta-router connection","exampleAgentPrompt":"Search the MCP and A2A tool index for any available tools that handle SEC filings or company enrichment — I want to see what's out there with compressed metadata.","exampleUseCases":[{"title":"Discovering on-chain risk analysis tools","prompt":"Search for any MCP servers or A2A agents that can do on-chain risk scoring or DEX token intelligence — I need to route my crypto workflow through the best available tool."},{"title":"Finding a safe prompt firewall tool","prompt":"Look through the tool index for anything that offers prompt injection protection or a prompt firewall — I want to add a safety layer before any user input hits my agent."},{"title":"Locating GitHub security audit capabilities","prompt":"Search the MCP tool directory for something that can do GitHub security audits or code vulnerability scanning — find me the best match with the least token overhead."}],"resultDescription":"A filtered, token-compressed list of matching MCP servers or A2A tools that satisfy the capability query, potentially including endpoint URLs, descriptions, and compliance metadata, all screened through the Prompt-Guard firewall.","failureModes":["Empty query string returns a validation error (minLength:1 not met)","Query matches no indexed tools, returning an empty result set","Upstream MCP servers in the index are unavailable, reducing result coverage","Payment (x402) not fulfilled results in HTTP 402 rejection","Overly broad queries may return noisy or low-relevance tool listings"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to dynamically discover which MCP server or A2A tool to delegate a subtask to, especially when token budget is a concern (85% compression), when prompt injection safety is required, or when you want a single connection point to route across 500+ tools rather than maintaining direct integrations.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:48:36.776Z","isFirstParty":false,"canonicalSlug":"onchain-risk-agentdiet-dev-universal-a2a-mcp-tool-discovery-safe-0c8aadb4"}