{"uid":"cap_L1v2RDqW9q37xbcCozkqX","slug":"b20-token-supply-cap-dilution-risk-checker-33950612","name":"B20 Token Supply Cap & Dilution Risk Checker","description":"🆕 The dilution half of B20 rug risk (b20-safety covers seizure). Reads supply cap vs minted supply (how much can still be minted) plus the on-chain SupplyCapUpdated history — an issuer that RAISED the cap diluted, or set up to dilute, holders. Uncapped mint is flagged as the worst case. Pair with b20-control to see who holds the mint role.","url":"https://402.com.tr/api/x402/b20-supply","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"],"type":"string"},"pathParams":{"type":"object"},"queryParams":{"type":"object","required":["address"],"properties":{"address":{"type":"string","description":"B20 token address"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.04","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":"$0.04/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_le8uHHtyv4UXZPD008dh9","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.04","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Reads a B20 token's supply cap versus minted supply and retrieves on-chain SupplyCapUpdated history to assess dilution risk","exampleAgentPrompt":"Can you check the supply cap and dilution risk for this B20 token on Base — address 0xAbC123...? I want to know how much more can be minted, and whether the issuer has ever raised the cap.","exampleUseCases":null,"resultDescription":"Returns the token's supply cap, current minted supply, remaining mintable amount, a flag if the token is uncapped (worst-case dilution risk), and a historical log of SupplyCapUpdated on-chain events showing any past cap increases by the issuer.","failureModes":["Invalid or non-B20 token address returns an error or empty response","Token contract does not implement supply cap methods — may return null or unsupported error","Network/RPC issues on Base chain causing timeout","Address is a valid ERC-20 but not a B20 token, resulting in missing data fields"],"whenToPreferThis":"Use this endpoint when evaluating dilution risk for a B20 token — specifically when you need to know whether an issuer can or has inflated supply by raising the cap or having no cap at all. Pair with b20-control to identify who holds the mint role. Prefer this over generic token info endpoints when the B20 standard's SupplyCapUpdated history is needed for rug risk analysis.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T19:06:38.461Z","isFirstParty":false}