{"uid":"cap_pqBGyHtqBmbt6FchWZ1Oe","slug":"twitter-x-follow-relationship-checker-728c7d7b","name":"Twitter/X Follow Relationship Checker","description":"Check follow relationship","url":"https://twitter.surf.cascade.fyi/api/v1/twitter/users/relationship","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","required":["source","target"],"properties":{"source":{"type":"string","description":"Source user ID or username"},"target":{"type":"string","description":"Target user ID or username"}}},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["data"],"properties":{"data":{"type":"object","required":["following","followed_by"],"properties":{"following":{"type":"boolean"},"followed_by":{"type":"boolean"}}}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_glmlazeMfpQvoRZ1gemW_","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks whether a follow relationship exists between two Twitter/X users","exampleAgentPrompt":"Can you check if the Twitter user with ID 12345 follows the user with ID 67890, and also whether 67890 follows them back?","exampleUseCases":[{"title":"Mutual follow verification for DM access","prompt":"I need to know if Twitter user 44196397 and user 783214 follow each other — check both directions of the follow relationship."},{"title":"Influencer partnership eligibility check","prompt":"Before we reach out, can you verify whether Twitter user 6253282 is already following our brand account 123456789? I want to know if they follow us."},{"title":"Fan engagement gatekeeping","prompt":"Check if Twitter user ID 987654321 follows our account 111222333 — we only want to give the giveaway reward to people who actually follow us."}],"resultDescription":"Returns the follow relationship status between two Twitter users, including whether the source user follows the target and whether the target follows the source back (following/followed_by booleans, and potentially blocking/muting status).","failureModes":["Invalid or non-existent user IDs return an error","Private/suspended accounts may return restricted relationship data","Rate limiting by the underlying Twitter API may cause failures","Missing required user ID parameters return a validation error","Payment failure (x402) if USDC balance is insufficient"],"whenToPreferThis":"Use this endpoint when you need to programmatically verify Twitter follow relationships between specific users — especially useful for eligibility checks, social graph analysis, or verifying influencer/brand connections. Prefer this over scraping or manual checks when you need fast, reliable relationship data via a paid API with clear pricing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:52:35.667Z","isFirstParty":false}