{"uid":"cap_oxy5Ch3iBHFWLPeQqRP3J","slug":"does-site-use-launchdarkly-f809535e","name":"does-site-use-launchdarkly","description":"Does a website use LaunchDarkly? Fetches the page (homepage for a bare domain) and matches LaunchDarkly's fingerprints in the HTML and response headers, returning yes/no with the evidence snippet and the category (feature-flags). Technographics for sales, competitor research and migration planning, one technology per call. $0.01 per check.","url":"https://site.intel.rallylive.ca/site/uses/launchdarkly?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"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_nW4U5VXnkCN9xCh6M0ZCi","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":"Checks whether a given website uses LaunchDarkly feature flagging by scanning its HTML and response headers for LaunchDarkly fingerprints, returning a yes/no result with evidence.","exampleAgentPrompt":"Can you check if acme.com uses LaunchDarkly for feature flags? I want to know if they're already a LaunchDarkly customer before I reach out.","exampleUseCases":[{"title":"Sales prospecting for LaunchDarkly competitors","prompt":"I'm doing sales outreach for a feature flag management tool — can you check if stripe.com is already using LaunchDarkly so I know how to position my pitch?"},{"title":"Competitor technology stack research","prompt":"I'm researching our top 5 competitors and want to know if any of them use LaunchDarkly. Start with shopify.com — does their website show signs of LaunchDarkly?"},{"title":"Pre-migration technology audit","prompt":"Before we start our migration project, can you verify whether our client's site at example.com currently has LaunchDarkly deployed? I need to know if we have to account for it in the migration plan."}],"resultDescription":"Returns a yes/no boolean indicating LaunchDarkly presence, an evidence snippet showing the matched fingerprint (HTML or header content), and the technology category label ('feature-flags').","failureModes":["Target website is unreachable or returns an error — check will fail to return a definitive result","LaunchDarkly loaded via a tag manager or delayed script injection may not be detected on initial HTML load","False negative if LaunchDarkly is only used on authenticated pages not accessible to the crawler","False positive risk is low but possible if another tool mimics LaunchDarkly's fingerprint patterns","Rate limiting or bot-blocking by the target site may prevent the page fetch"],"whenToPreferThis":"Use this endpoint when you need a fast, single-domain check specifically for LaunchDarkly presence — ideal for sales qualification, competitor research, or migration audits. Prefer this over general tech-stack scrapers when you only care about feature flagging tools and want low-cost ($0.01) per-domain results. For broader technology detection across multiple categories, consider combining with sibling endpoints.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-15T12:34:30.729Z","isFirstParty":false,"canonicalSlug":"does-site-use-launchdarkly-f809535e"}