{"uid":"cap_HuoWVFBwfLQsAM2q2vMOF","slug":"synthora-eu-law-delta-feed-trust-layer-eu-be5e3b19","name":"SYNTHORA EU Law Delta Feed (Trust Layer EU)","description":"Ed25519-signed article-level deltas of EU legal acts (AI Act, MiCA, DORA, NIS2, GDPR) live from the official EUR-Lex/CELLAR endpoint, with provenance.","url":"https://regfeed.hergertsynthora.com/service","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"celex":{"type":"string","description":"optional CELEX id filter"},"since":{"type":"string","description":"ISO date - deltas from this date"},"cursor":{"type":"string"}}},"responseSchema":{"type":"json","example":{"ok":true,"niche":"regdelta_eu","result":{"feed":[],"as_of":"2026-07-10","count":0,"cursor":null,"source":"EUR-Lex/CELLAR"}}},"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_SUaiq36xIF4aOuk58_Z7N","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":"Returns Ed25519-signed article-level change deltas for major EU legal acts (AI Act, MiCA, DORA, NIS2, GDPR) sourced live from EUR-Lex/CELLAR, with cryptographic provenance.","exampleAgentPrompt":"Pull me all article-level changes to the EU AI Act and MiCA from EUR-Lex since 2025-01-01, signed with Ed25519 provenance — I need the delta feed starting from that date.","exampleUseCases":[{"title":"GDPR compliance change monitoring","prompt":"Give me every GDPR article delta that's been published since 2024-06-01 so I can update our compliance documentation — I need the signed feed with source provenance from EUR-Lex."},{"title":"MiCA regulatory update tracker","prompt":"Fetch the latest MiCA article changes from the EUR-Lex delta feed since 2025-03-15, and page through all results using the cursor until I have everything."},{"title":"AI Act audit trail for regulators","prompt":"I need a cryptographically signed log of all EU AI Act amendments from CELLAR since 2024-01-01, filtered by the AI Act CELEX ID, for an external audit submission."}],"resultDescription":"A JSON object containing: a boolean `ok` flag, the niche tag `regdelta_eu`, a `feed` array of article-level legal change deltas, an `as_of` ISO date, a `count` of results, a `cursor` for pagination, and a `source` field identifying EUR-Lex/CELLAR as the authoritative origin. Each delta entry is Ed25519-signed for cryptographic provenance verification.","failureModes":["Invalid or malformed CELEX ID returns empty feed or 400 error","Invalid ISO date format in `since` field causes parse error","Expired or invalid cursor returns pagination error","EUR-Lex/CELLAR upstream outage may cause delayed or empty feed","Payment failure (x402) blocks the request before processing","No deltas found for given date range returns empty feed array with count 0"],"whenToPreferThis":"Choose this endpoint when you need cryptographically verifiable, article-granular change tracking for specific EU legal acts (AI Act, MiCA, DORA, NIS2, GDPR) sourced directly from the official EUR-Lex/CELLAR repository. It is preferable over generic legal databases when Ed25519-signed provenance is required for audit trails, compliance dashboards, or automated regulatory monitoring pipelines that must prove the integrity of their data source.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:32:36.160Z","isFirstParty":false}