{"uid":"cap_ksYzQSqcrrRFg33ug8PTJ","slug":"reddit-post-crossposts-reposts-lookup-6b7f0927","name":"Reddit Post Crossposts & Reposts Lookup","description":"Get the other submissions of a Reddit post's link across Reddit: crossposts and reposts of the same URL, by post URL or ID.","url":"https://x402.apidirect.io/v1/reddit/post/crossposts?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","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"url":{"type":"string","maxLength":500,"description":"Reddit post URL, e.g. https://www.reddit.com/r/Python/comments/1wwv97o/my_python_magic_is_gone/ or https://redd.it/1wwv97o (max 500 characters). Provide exactly one of url or post_id."},"post_id":{"type":"string","description":"Reddit post ID, e.g. 1wwv97o (a t3_ prefix is accepted). Provide exactly one of url or post_id."},"get_sentiment":{"type":"boolean","default":false,"description":"Set to true to add AI emotion analysis to each post (returned in the `posts` array). Adds a `sentiment` object containing `emotions` (joy, trust, fear, surprise, sadness, disgust, anger and anticipation, each scored 0-100), `dominant_emotion`, `emotional_intensity` (0-10), and `polarity` (positive, "}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.004","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":"$0.004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_knb7OMpgeu96ftTRWDV1j","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves all crossposts and reposts of a Reddit post's link across Reddit, identified by post URL or post ID, with optional AI sentiment analysis.","exampleAgentPrompt":"Can you find all the crossposts and reposts of this Reddit thread across Reddit? Here's the URL: https://www.reddit.com/r/Python/comments/1wwv97o/my_python_magic_is_gone/ — also include the sentiment analysis for each one.","exampleUseCases":[{"title":"Track viral post spread across subreddits","prompt":"This Reddit post about a Python tutorial just blew up — can you find every subreddit that crossposted or reposted it? Here's the link: https://www.reddit.com/r/Python/comments/1wwv97o/my_python_magic_is_gone/"},{"title":"Monitor brand mention reposts on Reddit","prompt":"I want to see all the places this Reddit post about our product launch has been crossposted. The post ID is 1wwv97o — please fetch all its reposts across Reddit."},{"title":"Sentiment analysis across crossposted communities","prompt":"Can you pull all the crossposts of this Reddit submission with ID 1wwv97o and include the sentiment analysis so I can see how different communities are emotionally reacting to it?"}],"resultDescription":"Returns an array of Reddit posts (crossposts and reposts) that share the same URL as the specified post, including post metadata such as subreddit, title, score, and URL. When get_sentiment is enabled, each post also includes a sentiment object with emotion scores (joy, trust, fear, surprise, sadness, disgust, anger, anticipation each 0-100), dominant_emotion, emotional_intensity (0-10), and polarity.","failureModes":["Invalid or malformed Reddit post URL returns an error","Both url and post_id provided simultaneously causes a validation error","Neither url nor post_id provided returns a missing parameter error","Post ID not found on Reddit returns empty results or 404","Reddit API rate limiting may cause intermittent failures","Deleted or private Reddit posts may return no results"],"whenToPreferThis":"Use this endpoint when you need to track the viral spread of a specific Reddit post or URL across multiple subreddits — i.e., finding crossposts and reposts by post URL or ID. It is ideal for content monitoring, community analytics, or brand tracking on Reddit. Prefer this over a general Reddit search when you already have the specific post URL or ID and want to map its propagation network, especially when sentiment analysis per crosspost is needed.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T19:06:57.043Z","isFirstParty":false,"canonicalSlug":"reddit-post-crossposts-reposts-lookup-6b7f0927"}