{"uid":"cap_Ubw7xd_CI4p0LBCHHhb3S","slug":"additive-atlas-substance-cross-jurisdiction-diff-d437602e","name":"Additive Atlas – Substance Cross-Jurisdiction Diff","description":"One substance, with the cross-axis derivation: what every other jurisdiction (JP, EU, US, Codex, IARC, JECFA, EFSA) says about it, with per-cell sources, kept separate from what was derived","url":"https://api.additiveatlas.monon.space/v1/substances/:id/diff?utm_source=zero.xyz","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","required":["id"],"properties":{"id":{"type":"string","description":"Substance id as returned by the free endpoints (GET /v1/substances?name=…&axis=…&lang=…, POST /v1/labels/analyze), e.g. eu:e330, jp:designated-aspartame, us:cfr-184-1033"}}},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["substance","meta"],"properties":{"meta":{"type":"object"},"substance":{"type":"object"}},"description":"What every other jurisdiction says about the substance (primary, with per-cell sources) kept separate from what was derived (derived: status, coverage, confidence); refusal when nothing can be concluded. Full response shape and vocabulary: /openapi.yaml on this host. Every record is a draft and needs verification; not a safety judgement."}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/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_R_Urse26Y2LF1zV1SL7xR","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns what every major jurisdiction (JP, EU, US, Codex, IARC, JECFA, EFSA) says about a single food additive substance, with per-cell sources and derived vs. primary data kept separate","exampleAgentPrompt":"What does every major food safety authority — EU, US, Japan, Codex, IARC, JECFA, and EFSA — say about E330 (eu:e330)? Show me the per-jurisdiction breakdown with sources and flag anything that was derived rather than directly stated.","exampleUseCases":[{"title":"Regulatory clearance check for product launch","prompt":"We're launching a product with citric acid in both the EU and Japan — pull up the cross-jurisdiction regulatory diff for eu:e330 so I can see what each authority says and where there are any gaps or derived conclusions."},{"title":"Fact-checking a food safety claim","prompt":"Someone told me aspartame is banned in the US but approved in the EU — can you pull the Additive Atlas diff for jp:designated-aspartame and show me what the US, EU, JECFA, and EFSA each officially say, with sources?"},{"title":"Ingredient audit for an imported product","prompt":"I need to audit whether the preservative with ID us:cfr-184-1033 is consistently approved across all the major food safety jurisdictions — show me the full cross-axis diff including which conclusions were derived versus directly cited."}],"resultDescription":"A structured object with one entry per jurisdiction (JP, EU, US, Codex, IARC, JECFA, EFSA) describing the regulatory status of the substance in that jurisdiction, each cell annotated with its source(s). A separate 'derived' section flags any status, coverage, or confidence values that were inferred rather than directly sourced. If nothing can be concluded, the API returns a refusal rather than an empty or misleading result.","failureModes":["Unknown substance ID returns an error or refusal — IDs must be obtained from the free /v1/substances search endpoint first","If cross-jurisdiction data is too sparse or ambiguous, the API returns a refusal rather than a low-confidence guess","Derived conclusions may be incorrect — the response flags confidence and coverage to indicate reliability","Network or payment (x402) failures may result in no response; caller must handle 402 Payment Required"],"whenToPreferThis":"Use this endpoint when you need a single-substance, multi-jurisdiction regulatory comparison with explicit sourcing and a clear distinction between primary and derived data. It is preferable over general web search when you need structured, per-cell sourced regulatory data in a machine-readable format across JP, EU, US, Codex, IARC, JECFA, and EFSA simultaneously.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-16T12:33:41.651Z","isFirstParty":false,"canonicalSlug":"additive-atlas-substance-cross-jurisdiction-diff-d437602e"}