{"uid":"cap_UwoUu4J9hFLFSCXIY3a4r","slug":"does-site-use-supabase-ddaa1948","name":"does-site-use-supabase","description":"Does a website use Supabase? Fetches the page (homepage for a bare domain) and matches Supabase's fingerprints in the HTML and response headers, returning yes/no with the evidence snippet and the category (backend). Technographics for sales, competitor research and migration planning, one technology per call. $0.01 per check.","url":"https://site.intel.rallylive.ca/site/uses/supabase?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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_tRcvFZDPLpTi2c9fPjP1r","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 Supabase by fetching its homepage and matching Supabase fingerprints in HTML and response headers.","exampleAgentPrompt":"Can you check if linear.app uses Supabase as its backend — I want to know before reaching out to them about a migration project?","exampleUseCases":[{"title":"Competitor backend stack research","prompt":"I'm doing competitive research on my top 10 SaaS rivals — can you check which of them are running Supabase so I know who we're competing with on the same infrastructure?"},{"title":"Sales prospecting for Supabase alternatives","prompt":"I'm selling a Supabase alternative and want to know if notion.so uses Supabase — can you check their homepage and tell me if there's any fingerprint evidence?"},{"title":"Migration planning for a client site","prompt":"Before we propose a database migration plan for our client at acmecorp.com, can you verify whether their site is currently using Supabase?"}],"resultDescription":"Returns a yes/no answer indicating whether the website uses Supabase, along with an evidence snippet (the matched HTML or response header content that triggered the fingerprint) and the category label 'backend'.","failureModes":["Domain is unreachable or returns non-200 status — no fingerprint match possible","Website blocks automated fetches (bot detection) — may return false negative","Supabase fingerprints may not appear on the homepage if the backend is used only on internal routes — false negative","Single-page apps that load Supabase client-side via JS may not be detectable from raw HTML fetch"],"whenToPreferThis":"Use this endpoint when you need a quick, low-cost ($0.01) signal on whether a specific website uses Supabase, especially for sales prospecting, technographic enrichment, or migration planning workflows. Prefer this over manual inspection or full-stack crawlers when you only need Supabase detection. For bulk checks across many domains, consider the bulk sibling endpoints on the same provider.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T19:02:49.645Z","isFirstParty":false,"canonicalSlug":"does-site-use-supabase-ddaa1948"}