{"uid":"cap_vEo0WE6PpRuXsI16icXv1","slug":"robinx-caller-performance-grader-672a3957","name":"RobinX Caller Performance Grader","description":"RobinX grades every X (Twitter) caller and every deployer on Robinhood Chain (chain 4663) against real on-chain price since genesis — who called it early, who chased, whose launches survive. Receipts, not follower counts. Per call over x402, or one line of MCP.","url":"https://api.robinx.io/caller/%7Bhandle%7D/calls","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"required":{"type":"string"},"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"data":{"calls":[{"token":"0x45242320dbb855eea8fd36804c6487e10e97fcf9","symbol":"TENDIES","tweeted_at":"2026-07-10T01:53:15Z","token_outcome":{"fdv_usd":23018464,"is_real":true}}],"handle":"gleobets","measured":{"calls":5,"early_rate":0.8,"med_1h_price_move":0.17}}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm__UYbiDEw2709M37R0l7de","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns graded call history and performance metrics for a specific X (Twitter) handle's token calls on Robinhood Chain (chain 4663), measured against real on-chain price data","exampleAgentPrompt":"Can you pull up the RobinX call history and performance score for the X account 'gleobets' — I want to see how accurate their Robinhood Chain token calls have been, including their early call rate and median price move?","exampleUseCases":[{"title":"Vetting a crypto influencer before following","prompt":"Look up the RobinX track record for the X account 'cryptowizard' — how many Robinhood Chain calls have they made, what's their early call rate, and do their token picks actually survive?"},{"title":"Comparing callers for a trading bot","prompt":"Pull the RobinX performance data for 'alphahunter99' on X — I need their call count, early rate, and median 1-hour price move on Robinhood Chain so I can decide whether to feed their calls into my strategy."},{"title":"Due diligence on a new follow recommendation","prompt":"Someone told me to follow 'moonshot_king' on X for Robinhood Chain plays — can you check their RobinX score and see if they actually call tokens early or just chase pumps?"}],"resultDescription":"A JSON object containing the caller's X handle, an array of their individual token calls (each with token address, symbol, tweet timestamp, and outcome data including FDV in USD and whether the token is real), plus aggregated metrics: total call count, early call rate (0–1), and median 1-hour price move.","failureModes":["Unknown or invalid X handle returns empty call array","Handle with no Robinhood Chain calls returns zero metrics","Rate limiting or payment failure over x402 returns 402 Payment Required","Chain data unavailability may result in incomplete token outcomes","Newly created X accounts may have insufficient history for meaningful scoring"],"whenToPreferThis":"Choose this endpoint when you need objective, on-chain-verified performance data for a specific X/Twitter crypto caller on Robinhood Chain (chain 4663), rather than relying on follower counts or self-reported track records. Ideal for agent workflows that vet signal sources, score influencer credibility, or filter caller feeds by proven accuracy.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:40:06.847Z","isFirstParty":false}