{"uid":"cap_EPnzo7-edIcKlwyTQ6Wb8","slug":"eurostablecoins-supply-aggregate-edbd6676","name":"eurostablecoins Supply Aggregate","description":"Latest on-chain circulating and total supply for every active euro stablecoin, plus the headline aggregate (EUR).","url":"https://www.eurostablecoins.xyz/api/x402/v1/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"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["coin_count","coins","currency","source"],"properties":{"coins":{"type":"array","items":{"type":"object","required":["coin_id","ticker"],"properties":{"name":{"type":["string","null"]},"issuer":{"type":["string","null"]},"ticker":{"type":"string"},"coin_id":{"type":"string"},"recorded_at":{"type":["string","null"]},"total_supply":{"type":["number","null"]},"treasury_held":{"type":["number","null"]},"circulating_supply":{"type":["number","null"]}},"additionalProperties":true}},"source":{"type":"string"},"currency":{"type":"string"},"coin_count":{"type":"number"},"data_as_of":{"type":["string","null"]},"aggregate_coin_count":{"type":["number","null"]},"total_circulating_eur":{"type":["number","null"]}},"additionalProperties":true}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_KRWyWbC4XmV0AdJ-HxQvp","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"euro5sNHrZC2wu2RoLvy6xxoVMc3Qnd1vjxoWf4MftA","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the latest on-chain circulating and total supply for every active euro stablecoin, plus a headline EUR aggregate across all coins.","exampleAgentPrompt":"What's the current total circulating supply of all euro stablecoins on-chain, and which coins are included in the aggregate?","exampleUseCases":[{"title":"Euro stablecoin market dashboard","prompt":"Pull the latest circulating and total supply figures for every active euro stablecoin so I can update my DeFi market dashboard with the current EUR stablecoin market size."},{"title":"Monitoring euro stablecoin growth","prompt":"I want to track how the total on-chain EUR stablecoin supply is growing — can you fetch the latest aggregate circulating supply across all euro stablecoins right now?"},{"title":"Comparing euro stablecoin issuers","prompt":"Which euro stablecoin issuers have the most circulating supply right now? Get me the full list with each coin's circulating and total supply so I can compare them."}],"resultDescription":"A JSON object containing a list of all active euro stablecoins with per-coin fields (coin_id, ticker, name, issuer, circulating_supply, total_supply, treasury_held, recorded_at), plus a headline aggregate of total EUR circulating supply (total_circulating_eur), coin count, and a data_as_of timestamp indicating data freshness.","failureModes":["Payment failure (x402): call requires $0.01 USDC payment; insufficient balance or unsupported wallet returns payment error","Stale data: data_as_of timestamp may lag if on-chain indexing is delayed","Empty or partial coin list: newly launched or delisted stablecoins may be missing or have null supply fields","Network/upstream error: on-chain data provider outage may return 5xx or incomplete response"],"whenToPreferThis":"Use this endpoint when you need a single-call snapshot of the entire euro stablecoin landscape — all coins, all issuers, plus the aggregate EUR total — rather than looking up one coin at a time. Prefer this over per-coin endpoints when you need market-wide supply totals, issuer comparisons, or to populate a dashboard. It is the fastest way to get the headline 'total EUR tokenized on-chain' figure.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:30:25.472Z","isFirstParty":false}