{"uid":"cap_pMmenBMA0dXXpb27RZ-OB","slug":"shopify-intel-agentdiet-dev-a2a-indirect-prompt-injection-jailbreak-53d78d12","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://shopify-intel.agentdiet.dev/v1/prompt-injection-shield)","url":"https://shopify-intel.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_MBQ-B7OPVCgQSA7hfzIWD","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"shopify-intel.agentdiet.dev","brandSlug":"shopify-intel-agentdiet-dev-mpp","brandBaseUrl":"https://shopify-intel.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 webpage content I just scraped, run it through the prompt-injection firewall to check for any hidden jailbreak instructions or adversarial prompts embedded in it.","exampleUseCases":[{"title":"Sanitize scraped webpage before agent ingestion","prompt":"I'm about to feed this HTML from an external website into my AI pipeline — can you scan it for hidden prompt injections or jailbreak payloads first and give me the sanitized version?"},{"title":"Screen inbound email for adversarial instructions","prompt":"This email was just forwarded to my agent — before it acts on it, scan the email body for any embedded prompt injection attempts or hidden instructions trying to hijack my agent's behavior."},{"title":"Validate MCP tool response before chaining","prompt":"My agent just got a response back from a third-party MCP tool — can you run it through the injection firewall to make sure there are no adversarial instructions hidden in the output before I pass it to the next step?"}],"resultDescription":"Returns a structured 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 flagged.","failureModes":["Empty or missing 'text' parameter returns a validation error","Extremely large text payloads may exceed processing limits","Obfuscated or novel injection techniques may evade detection","Non-English injection patterns may have lower detection accuracy","Service unavailable if upstream firewall model is down"],"whenToPreferThis":"Choose this endpoint when your AI agent is about to process content from untrusted external sources — scraped web pages, inbound emails, third-party MCP tool responses, or A2A payloads — and you need to ensure no hidden adversarial instructions are embedded before passing the content downstream in your pipeline. Prefer this over generic content moderation tools when the specific threat model is indirect prompt injection and LLM jailbreaking rather than general harmful content.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:25:49.104Z","isFirstParty":false,"canonicalSlug":"shopify-intel-agentdiet-dev-a2a-indirect-prompt-injection-jailbreak-2f446dd7"}