{"uid":"cap_-vmjppnLsGH4jgWDXX7dX","slug":"x402-experiments-leaderboard-list-lab-paidapis-net-9f9f425e","name":"x402-experiments Leaderboard List (lab.paidapis.net)","description":"Leaderboard: pay a tiny fee to appear on a ranked scoreboard (?name=, ?url=, ?note=). No underlying data product — pure visibility. Ranked by cumulative amount paid; paying again bumps your rank.","url":"https://lab.paidapis.net/api/leaderboard/list","method":"POST","headers":{},"bodySchema":{"type":"object","required":["name"],"properties":{"url":{"type":"string","description":"Optional URL to associate with the listing."},"name":{"type":"string","description":"Display name to list (max 80 chars)."},"note":{"type":"string","description":"Optional short note."}}},"responseSchema":{"type":"object","properties":{"status":{"type":"string"},"message":{"type":"string"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_9_pXMggwsL1HZthmVIwXB","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Adds a named entry (with optional URL and note) to a public leaderboard, returning a status confirmation.","exampleAgentPrompt":"Add my project 'NeonPay Dashboard' to the leaderboard with the URL https://neonpay.io and the note 'a real-time x402 payment analytics tool'.","exampleUseCases":[{"title":"Developer showcasing x402 experiment","prompt":"List my project 'OracleBot' on the leaderboard — the URL is https://oraclebot.xyz and the note should say 'automated on-chain price oracle demo'."},{"title":"Hackathon team self-promotion","prompt":"Add our team entry 'AuctionLabs' to the leaderboard with a link to https://auctionlabs.dev and a note that says 'live Dutch auction prototype on Base mainnet'."},{"title":"Solo builder logging a milestone","prompt":"Register my name 'cryptobuilder42' on the leaderboard — no URL, but add the note 'just shipped my first x402-gated API endpoint'."}],"resultDescription":"Returns a JSON object with a 'status' field (e.g. 'ok' or 'error') and a 'message' field describing the outcome of the listing submission.","failureModes":["Missing required 'name' field returns an error status","Name exceeding 80 characters may be rejected","Malformed URL in optional field may cause validation failure","Network or payment processing failure returns non-2xx response"],"whenToPreferThis":"Use this endpoint when you want to submit or register a named entry onto a public leaderboard within the x402-experiments ecosystem, especially when a small USDC micropayment gate is acceptable and you want to associate a display name, optional URL, and note with the listing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:48:10.991Z","isFirstParty":false}