{"uid":"cap_lUq1GqfEpaYycVB518mMJ","slug":"company-enrich-agentdiet-dev-a2a-indirect-prompt-injection-jailbreak-ce69e45c","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://company-enrich.agentdiet.dev/v1/prompt-injection-shield)","url":"https://company-enrich.agentdiet.dev/v1/prompt-injection-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_VWmZZbdMjC-hXXCEbNU6k","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"company-enrich.agentdiet.dev","brandSlug":"company-enrich-agentdiet-dev-mpp","brandBaseUrl":"https://company-enrich.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Scans untrusted text, HTML, emails, MCP responses, or A2A payloads for hidden prompt injections and jailbreak attempts, returning sanitized content.","exampleAgentPrompt":"Before you process this scraped web page, run it through the prompt-injection firewall to check for any hidden jailbreak instructions embedded in the HTML and give me the sanitized version: [paste content here].","exampleUseCases":[{"title":"Sanitizing scraped web content for agents","prompt":"I'm building an agent that reads competitor websites — before feeding any scraped HTML into the LLM, scan this page content for hidden prompt injections and give me the clean version."},{"title":"Protecting agent from malicious email payloads","prompt":"My agent reads incoming emails and responds automatically. Can you scan this email body for any embedded jailbreak or prompt-injection attempts before my agent acts on it?"},{"title":"Verifying MCP tool response safety","prompt":"My agent just got a response back from an external MCP tool — can you check this payload for hidden adversarial instructions or prompt injections before I let the agent continue?"}],"resultDescription":"Returns a JSON object containing the sanitized version of the input text and indicators of whether prompt injection or jailbreak content was detected and removed.","failureModes":["Empty or missing 'text' parameter returns a 400 validation error","Very long payloads may exceed query parameter length limits for GET requests","False negatives: sophisticated obfuscated injections may not be detected","False positives: legitimate instructional text may be flagged as injection","Payment required (HTTP 402) if x402 micropayment not included","Malformed HTML may produce incomplete sanitization"],"whenToPreferThis":"Choose this endpoint when your AI agent is ingesting content from untrusted sources — scraped web pages, third-party tool responses, MCP payloads, emails, or user-submitted text — and you need to screen for hidden prompt-injection or jailbreak payloads before passing content to an LLM. Prefer it over general-purpose content filters when the threat model is specifically adversarial LLM instruction injection rather than spam, toxicity, or malware.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:24:27.206Z","isFirstParty":false,"canonicalSlug":"company-enrich-agentdiet-dev-a2a-indirect-prompt-injection-jailbreak-90291d00"}