{"uid":"cap_5tRPlCo-DLNg5qaRWfcYW","slug":"protein-measurements-schema-directionality-d4da2c49","name":"Protein Measurements Schema Directionality","description":"Compare closed export-field Supplied-record analysis, not independent certification. Full contract at the free describe URL.","url":"https://www.mahastrategies.com/api/v1/compute/protein-measurements/schema-directionality?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"after":{"type":"array","maxItems":32,"minItems":0},"before":{"type":"array","maxItems":32,"minItems":1},"dataClass":{"enum":["public","synthetic"],"type":"string"},"nonpersonalMetadata":{"type":"boolean","const":true},"consumerAllowsExtraFields":{"type":"boolean"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.035157","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":"$0.035157/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.035157","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.035157","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_b_qxxn5mt69DihG06rEv1","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.035157","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Compares before/after protein measurement field arrays to analyze schema directionality and detect export-field changes in closed record sets.","exampleAgentPrompt":"Compare my protein measurement schema fields — before I had fields [proteinId, concentration, timestamp] and after the update I have [proteinId, mass, purity, timestamp] — using public data class and flag that nonpersonal metadata is true, so I can see what changed directionally.","exampleUseCases":[{"title":"Schema migration field audit","prompt":"I updated our protein measurement export format and want to compare the old fields [proteinId, concentration, unit] against the new fields [proteinId, mass, unit, purity] using public data class to see what changed directionally."},{"title":"Synthetic dataset schema validation","prompt":"Can you check the directionality between my before field list [sampleId, weight, pH] and after list [sampleId, weight, pH, solubility] for synthetic protein data and confirm nonpersonal metadata is true?"},{"title":"Export-field regression detection","prompt":"Run a directionality comparison on our protein measurement export — before had [batchId, proteinType, concentration, yield] and after only has [batchId, concentration] — using public class, so I can flag what got dropped."}],"resultDescription":"A structured report indicating the directional relationship between the before and after field arrays, highlighting added, removed, or changed export fields in the protein measurement schema, scoped to the specified data class without exposing raw cell data.","failureModes":["before array empty or exceeds 32 items — validation error","after array exceeds 32 items — validation error","dataClass not one of 'public' or 'synthetic' — enum validation error","nonpersonalMetadata not set to true (const constraint) — rejected","malformed array entries — schema parse error","payment not settled — 402 response"],"whenToPreferThis":"Choose this endpoint when you need to programmatically compare two snapshots of protein measurement schema fields to detect directional changes (additions, removals) in a closed export-field context, particularly when working with public or synthetic data classes and needing a lightweight metadata-level diff rather than raw data parsing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-16T12:43:14.334Z","isFirstParty":false,"canonicalSlug":"protein-measurements-schema-directionality-d4da2c49"}