{"uid":"cap_20gBYMPjd1AqoTvOlSLHP","slug":"regex-explainer-plain-english-0b443845","name":"Regex Explainer (Plain English)","description":"Explain a regex in plain English. Paste the regex in message content.","url":"https://over-arabia-specifically-luxury.trycloudflare.com/v1/regex-explain?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"usage":{"type":"object"},"choices":{"type":"array"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_IiQOKZg9VYLh8BY111nIX","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Takes a regular expression as input and returns a plain-English explanation of what it matches and how it works.","exampleAgentPrompt":"Can you explain what this regex does in plain English? ^(?=.*[A-Z])(?=.*[0-9])(?=.*[!@#$%^&*])[A-Za-z0-9!@#$%^&*]{8,}$","exampleUseCases":[{"title":"Decoding a validation regex","prompt":"I found this regex in our codebase and have no idea what it validates — can you explain it in plain English? ^\\+?[1-9]\\d{1,14}$"},{"title":"Understanding an email pattern","prompt":"What does this regex actually match? I need to know if it's a proper email validator: ^[a-zA-Z0-9._%+\\-]+@[a-zA-Z0-9.\\-]+\\.[a-zA-Z]{2,}$"},{"title":"Debugging a log-parsing regex","prompt":"I inherited this log-parsing regex and I'm not sure what it's supposed to capture — explain it to me: ^(\\d{4}-\\d{2}-\\d{2})\\s(\\d{2}:\\d{2}:\\d{2})\\s(ERROR|WARN|INFO)\\s(.+)$"}],"resultDescription":"A natural language explanation of what the regex pattern matches, how each component works (anchors, character classes, quantifiers, groups, etc.), and any edge cases or gotchas — returned as a text completion from the LLM.","failureModes":["Malformed or empty regex input may produce a confusing or hallucinated explanation","Very long or highly complex patterns may result in incomplete breakdowns","LLM may confidently but incorrectly describe edge-case regex behavior","Service may be unavailable if the Cloudflare Tunnel session has expired","x402 payment failure if wallet balance is insufficient"],"whenToPreferThis":"Choose this endpoint when you need a quick, human-readable explanation of an unfamiliar regex pattern and don't want to manually parse documentation. It's particularly useful during code review, debugging inherited codebases, or onboarding when you encounter regex patterns without comments. It operates over a self-hosted LLM, so it may be preferred when you want a low-cost ($0.01) per-call explanation without a subscription to a large hosted API.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T12:33:53.475Z","isFirstParty":false,"canonicalSlug":"regex-explainer-plain-english-0b443845"}