{"uid":"cap_-lmWcP0r91MG1eVRjatLq","slug":"domain-osint-agentdiet-dev-a2a-indirect-prompt-injection-jailbreak-1dde9ac1","name":"A2A Indirect Prompt-Injection & Jailbreak Firewall","description":"Scans untrusted web pages, emails, MCP responses, or A2A payloads for hidden prompt injections and returns sanitized text. (Live x402 v2, IETF MPP & MCP endpoint at https://domain-osint.agentdiet.dev/v1/injection-guard)","url":"https://domain-osint.agentdiet.dev/v1/injection-guard?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["text"],"properties":{"text":{"type":"string","minLength":1,"description":"Untrusted text, HTML, or tool output to scan for hidden prompt injection or jailbreak payloads"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_5mfA1gIm6WAnUbynzO7iT","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"domain-osint.agentdiet.dev","brandSlug":"domain-osint-agentdiet-dev-mpp","brandBaseUrl":"https://domain-osint.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Scans untrusted text, HTML, emails, MCP responses, or A2A payloads for hidden prompt injections and jailbreak attempts, returning sanitized output.","exampleAgentPrompt":"Before my agent processes this scraped webpage, scan it for any hidden prompt injections or jailbreak payloads and return the sanitized version: '<html>... [untrusted content] ...</html>'","exampleUseCases":[{"title":"Screening scraped web content for agents","prompt":"My agent just fetched this webpage to summarize it — before it processes the HTML, can you scan it for any hidden prompt injection instructions embedded in the content and give me the clean version?"},{"title":"Validating MCP tool response before use","prompt":"I got this MCP tool response back from an external server and I want to pass it to my LLM, but I'm worried it might contain manipulation payloads — can you check it for jailbreak attempts and sanitize it first?"},{"title":"Filtering user-submitted email for injection attacks","prompt":"A user just submitted this email to my AI-powered inbox — can you scan it for any indirect prompt injection or jailbreak content hidden in the text before my agent acts on it?"}],"resultDescription":"Returns a structured object containing the sanitized version of the input text with any detected prompt injection or jailbreak payloads removed or flagged, along with detection signals indicating what threats were found.","failureModes":["Empty or missing 'text' parameter returns a 400 validation error","Extremely long text inputs may be truncated or rejected","False negatives: novel or obfuscated injection techniques may not be detected","False positives: legitimate instructional content may be flagged as injection","Service unavailability or payment failure returns 402 or 5xx error"],"whenToPreferThis":"Choose this endpoint when your AI agent needs to safely process untrusted external content — web pages, emails, MCP tool responses, or A2A payloads — before passing them into an LLM context. It is specifically designed for agent-to-agent and MCP pipeline security scenarios, making it preferable over generic content filters when the threat model is indirect prompt injection or jailbreak payloads embedded in structured or semi-structured data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:51:25.993Z","isFirstParty":false,"canonicalSlug":"domain-osint-agentdiet-dev-a2a-indirect-prompt-injection-jailbreak-d28cd535"}