{"uid":"cap_OWbeyyzp5GieErE_Bo2vJ","slug":"x402-audit-agentdiet-dev-a2a-indirect-prompt-injection-jailbreak-4c77a100","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://x402-audit.agentdiet.dev/v1/tool-poisoning-shield)","url":"https://x402-audit.agentdiet.dev/v1/tool-poisoning-shield?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_Ahses-AM1Sw5LSftt4P6V","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"x402-audit.agentdiet.dev","brandSlug":"x402-audit-agentdiet-dev-mpp","brandBaseUrl":"https://x402-audit.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 you process this scraped webpage content, run it through the prompt-injection firewall to check for hidden jailbreak instructions and give me the sanitized version: [paste raw HTML or text here].","exampleUseCases":[{"title":"Sanitizing scraped web content for agent pipelines","prompt":"I'm feeding live web search results into my AI agent — can you scan this HTML snippet for hidden prompt injections and return a clean version my agent can safely use?"},{"title":"Screening MCP tool responses before execution","prompt":"My agent just got back a response from an MCP tool I don't fully trust. Can you run this payload through the prompt-injection firewall before I let the agent act on it?"},{"title":"Filtering inbound emails for adversarial instructions","prompt":"I have an AI agent that reads and processes customer emails — can you check this email body for any embedded jailbreak or prompt-injection attempts before my agent handles it?"}],"resultDescription":"Returns a structured object indicating whether prompt injection or jailbreak payloads were detected in the input, along with sanitized text with malicious instructions removed or flagged, enabling safe downstream processing by AI agents.","failureModes":["Empty or missing 'text' parameter returns a 400 validation error","Extremely long payloads may be truncated or time out","Obfuscated or novel injection techniques may evade detection (false negatives)","Non-text binary content may not be parseable","Payment failure via x402 returns HTTP 402 blocking the scan"],"whenToPreferThis":"Use this endpoint when your AI agent pipeline ingests content from untrusted external sources — web scrapes, emails, third-party MCP/A2A tool responses — and you need to sanitize inputs before the LLM processes them. Prefer this over manual filtering when you need automated, real-time detection of indirect prompt injections and jailbreak patterns at low per-call cost ($0.005).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:25:44.202Z","isFirstParty":false,"canonicalSlug":"x402-audit-agentdiet-dev-a2a-indirect-prompt-injection-jailbreak-cd2da2c7"}