{"uid":"cap__-ACGmbS6DnMRJAc5TBaG","slug":"kiteendpoints-ai-username-check-4c43758f","name":"KiteEndpoints.ai Username Check","description":"400+ paid API endpoints. Social media, AI, crypto, finance, weather, ecommerce, tools. Pay per request with USDC on Base chain.","url":"https://kite-endpoints.vercel.app/api/username-check?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"object","example":{"result":{"data":"example response"}},"properties":{"result":{"type":"object","description":"API response data"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.06","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":"$0.06/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.06","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.06","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_datgvERvGtVS7YqmiWgR2","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.06","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 username is available or already taken across social platforms or a specific service","exampleAgentPrompt":"Can you check if the username 'blueskywanderer' is available to register?","exampleUseCases":[{"title":"Brand handle availability check","prompt":"I'm launching a new brand called 'NovaSpark' — can you check if that username is available so I can claim it?"},{"title":"Personal handle search before signup","prompt":"Before I sign up, can you check if the username 'pixel_nomad' is already taken?"},{"title":"Bulk candidate username screening","prompt":"I have a few username ideas — 'techvoyager', 'techvoyager99', and 'the_techvoyager' — can you check which ones are still available?"}],"resultDescription":"Returns an object indicating whether the queried username is available or already taken, typically including the username checked and a boolean or status field reflecting availability.","failureModes":["Username not provided — returns validation error","Platform not specified if required — may default or return error","Rate limit exceeded — returns 429 or payment required error","Internal lookup failure — returns 500 with generic error message","Username contains invalid characters — returns validation error"],"whenToPreferThis":"Use this endpoint when you need a quick, pay-per-use username availability check without managing API keys for individual social platforms. Ideal for agents that need to validate handles programmatically before account creation or brand registration workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T21:48:10.813Z","isFirstParty":false,"canonicalSlug":"kiteendpoints-ai-username-check-4c43758f"}