{"uid":"cap_AmUgqmgI7Dw5LHf0uyzvX","slug":"broker-injection-firewall-cdd88473","name":"broker-injection-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://x402broker.com/v1/injection-firewall)","url":"https://x402broker.com/v1/injection-firewall?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":["x402"],"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":"unknown","protocol":"x402","network":"base","amountUsd":null,"per":"call","confidence":"unknown"},{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_L93WPQD9TvOxXbOeY9ZrB","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null},{"uid":"pm_QglwGnvk8CcqEdNNrkSyr","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Scans untrusted text (web pages, emails, MCP responses, A2A payloads) for hidden prompt injections and jailbreak attempts, returning sanitized content.","exampleAgentPrompt":"Before you process this scraped web page, run it through the injection firewall to check for any hidden prompt injections or jailbreak instructions — here's the raw text: [paste content].","exampleUseCases":[{"title":"Sanitize scraped web content for agent","prompt":"I'm about to feed this web page's text into my AI pipeline — can you first scan it for hidden prompt injections or adversarial instructions so it's safe to process?"},{"title":"Screen inbound A2A payload before execution","prompt":"My agent just received a response from an external A2A service. Before we act on it, run it through the prompt injection firewall to make sure there are no embedded jailbreak commands hiding in the payload."},{"title":"Validate email body before LLM summarization","prompt":"I want to summarize this customer email with my AI, but it came from an untrusted sender — can you check the email body for any prompt injection attacks before passing it to the model?"}],"resultDescription":"Returns sanitized text with hidden prompt injections removed or flagged, along with detection results indicating whether adversarial content was found in the input.","failureModes":["Missing required 'text' query parameter returns an error","Extremely long input text may exceed processing limits","Novel or sophisticated injection techniques may evade detection","Non-text binary input formats are not supported","Network timeout for very large payloads"],"whenToPreferThis":"Choose this endpoint when your AI agent needs to safely process untrusted external content — such as scraped web pages, inbound emails, third-party API responses, or A2A/MCP payloads — before passing them into an LLM or agentic pipeline. It is specifically designed for indirect prompt injection and jailbreak detection in agentic workflows, making it ideal as a security layer in multi-agent orchestration systems.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T12:36:09.474Z","isFirstParty":false,"canonicalSlug":"broker-injection-firewall-cdd88473"}