{"uid":"cap_EEbDf3-JO8QKTLaHk_s_Q","slug":"mcp-compiler-agentdiet-dev-a2a-indirect-prompt-injection-jailbreak-3d2a764b","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://mcp-compiler.agentdiet.dev/v1/jailbreak-scan)","url":"https://mcp-compiler.agentdiet.dev/v1/jailbreak-scan?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_xmjuWyCeXR2FVzcJ1XOr_","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"mcp-compiler.agentdiet.dev","brandSlug":"mcp-compiler-agentdiet-dev-mpp","brandBaseUrl":"https://mcp-compiler.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 the content from that webpage I just scraped, scan it for any hidden prompt injections or jailbreak attempts and give me the sanitized version.","exampleUseCases":[{"title":"Safe web scraping for agent pipelines","prompt":"I'm building an agent that reads news articles before summarizing them — can you scan this HTML I just scraped from an untrusted site for any hidden prompt injections so it's safe to feed into the summarizer?"},{"title":"Email content firewall before LLM processing","prompt":"This email came from an unknown sender and my agent is about to read it — can you check the email body for any embedded jailbreak instructions or prompt injection attempts before my AI processes it?"},{"title":"MCP tool response safety check","prompt":"My agent just got a response back from a third-party MCP tool — scan that response text for any adversarial hidden prompts or jailbreak payloads and return a sanitized version I can safely pass along."}],"resultDescription":"Returns a JSON object indicating whether prompt injection or jailbreak content was detected in the input text, along with a sanitized version of the text with malicious instructions removed or neutralized, suitable for safe downstream processing by an AI agent.","failureModes":["Empty or missing 'text' parameter returns a validation error","Extremely large payloads may time out or be rejected","False negatives are possible for novel or obfuscated injection techniques","Payment required (HTTP 402) if x402 payment header is not included","Ambiguous or borderline content may be flagged conservatively"],"whenToPreferThis":"Choose this endpoint when your AI agent is about to process content from untrusted external sources — scraped web pages, third-party API responses, inbound emails, MCP tool outputs, or A2A agent payloads — and you need a dedicated security layer to detect and neutralize hidden prompt injections before that content influences agent behavior. Prefer this over general content moderation tools when your specific threat model is adversarial prompt injection targeting LLM-based agents.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:21:41.718Z","isFirstParty":false,"canonicalSlug":"mcp-compiler-agentdiet-dev-a2a-indirect-prompt-injection-jailbreak-2be101c9"}