{"uid":"cap_XvJOIKDHh6QL_vwcyHhoK","slug":"serp-extract-agentdiet-dev-a2a-indirect-prompt-injection-jailbreak-f05f4794","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://serp-extract.agentdiet.dev/v1/rag-poison-shield)","url":"https://serp-extract.agentdiet.dev/v1/rag-poison-shield?utm_source=zero.xyz","method":"POST","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_4_iTWdT4hc21ps16G7yw3","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"serp-extract.agentdiet.dev","brandSlug":"serp-extract-agentdiet-dev-mpp","brandBaseUrl":"https://serp-extract.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Scans untrusted text, HTML, emails, MCP responses, or A2A payloads for hidden prompt injection and jailbreak payloads, returning sanitized content.","exampleAgentPrompt":"Before you process that scraped web page, run it through the prompt-injection firewall to check for any hidden jailbreak or prompt injection payloads — here's the raw HTML: [paste content].","exampleUseCases":[{"title":"RAG pipeline poison detection","prompt":"I'm feeding documents into my RAG pipeline from untrusted websites. Before indexing this chunk of text, scan it for any hidden prompt injections or jailbreak instructions embedded in it: [document text here]."},{"title":"Email-triggered agent safety check","prompt":"My agent just received this email that it's supposed to act on — can you run the body through the prompt-injection firewall first to make sure it doesn't contain any hidden instructions trying to hijack the agent? Here's the email body: [email content]."},{"title":"MCP tool response sanitization","prompt":"My agent got this response back from an external MCP tool and I want to make sure it's safe before passing it downstream — scan it for any prompt injection or jailbreak payloads embedded in the output: [MCP response text]."}],"resultDescription":"Returns a JSON object containing the scan result for the submitted text, including whether prompt injection or jailbreak payloads were detected and a sanitized version of the input text safe for agent consumption.","failureModes":["Empty or missing 'text' field returns a 400 validation error","Payment not provided or insufficient returns HTTP 402 requiring x402 USDC payment","Extremely large payloads may exceed size limits and return a 413 error","Ambiguous or novel injection techniques may not be detected, producing false negatives","Network timeouts for very long documents"],"whenToPreferThis":"Use this endpoint when your AI agent is about to process content from untrusted external sources — web scrapes, emails, third-party API responses, MCP tool outputs, or A2A payloads — and you need to verify it is free from hidden prompt injection or jailbreak attempts before letting it influence agent behavior. Prefer this over generic text filters when operating in agentic pipelines where indirect prompt injection is a specific threat vector.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:36:47.075Z","isFirstParty":false,"canonicalSlug":"serp-extract-agentdiet-dev-a2a-indirect-prompt-injection-jailbreak-18902259"}