{"uid":"cap_crrUFD78FrzuvUSbEOO0v","slug":"novapath-math-worked-example-retrieval-d2cc08e2","name":"NovaPath Math Worked Example Retrieval","description":"Retrieve an existing NovaPath math worked example with explanation steps, answer and available model specification. Select a lesson from the free catalog; owner review attested.","url":"https://instructional-decision-engine-x402.vercel.app/instruction/worked-example?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"lessonId":{"type":"string","pattern":"^NPMR26-F[0-9]{2}-[0-9]{2}$","description":"Choose a supported lesson ID from /instruction/catalog. Availability is validated before payment."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ri0S1NcfeZadimDf_bEki","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves a math worked example with step-by-step explanation, final answer, and model specification for a selected lesson from the NovaPath free catalog.","exampleAgentPrompt":"Pull up the NovaPath worked example for lesson NPMR26-F03-07 — I need the full step-by-step explanation, the answer, and the model specification.","exampleUseCases":[{"title":"Student reviewing algebra step-by-step","prompt":"Can you get me the full worked example for NovaPath lesson NPMR26-F02-05? I want to see every explanation step and the final answer so I can understand how to solve it."},{"title":"Teacher preparing classroom model answer","prompt":"Fetch the NovaPath worked example and model specification for lesson NPMR26-F01-03 — I need this to prepare the classroom walkthrough for tomorrow."},{"title":"Tutoring agent delivering math help","prompt":"My student is stuck on NovaPath lesson NPMR26-F04-11. Can you retrieve the full worked example with explanation steps and the answer so I can walk them through it?"}],"resultDescription":"Returns a math worked example from the NovaPath catalog including ordered explanation steps, the final answer, and the available model specification for the selected lesson. The lesson is drawn from the free catalog and has been owner-reviewed and attested.","failureModes":["Invalid lessonId format (must match ^NPMR26-F[0-9]{2}-[0-9]{2}$) returns a validation error","Requested lessonId not found in catalog returns a not-found error","Lesson not currently available or outside catalog scope causes availability validation failure before payment is processed","Payment failure via x402 protocol prevents content delivery","Service downtime on Vercel hosting causes timeout or 5xx error"],"whenToPreferThis":"Choose this endpoint when you need a specific, pre-authored math worked example with structured explanation steps and an attested model answer from the NovaPath catalog — particularly when the lesson ID is already known from the /instruction/catalog. This is preferable over generative math solvers when you need a curated, owner-reviewed canonical solution rather than an on-the-fly AI-generated answer.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:37:53.436Z","isFirstParty":false,"canonicalSlug":"novapath-math-worked-example-retrieval-d2cc08e2"}