{"uid":"cap_T-cGQm5IXtoHaM12Dgvyy","slug":"genworks-naca-airfoil-nurbs-cad-generator-af3997d3","name":"Genworks NACA Airfoil NURBS CAD Generator","description":"NACA 4/5-digit airfoil family as STEP or IGES NURBS curves (digits, chord, points, tolerance)","url":"https://genworks.com/demo/naca-nurbs/cad?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"},"queryParams":{"type":"object","required":["digits"],"properties":{"chord":{"type":"number","description":"Scale factor applied to the unit chord; default 1"},"trace":{"type":"string","description":"1 to be given the free verification record for this result (the contract, the standards, the checks, the numbers); omitted, nothing extra is included"},"digits":{"type":"string","description":"One NACA 4- or 5-digit code, or a comma-separated family of up to twelve, e.g. 0012,2412,23012"},"format":{"type":"string","description":"step or iges; default step (or request /cad.stp, /cad.igs)"},"points":{"type":"integer","description":"Sample points per airfoil, 50 to 500; default 216"},"tolerance":{"type":"number","description":"NURBS approximation tolerance, 0.0001 to 0.01; default 0.0005"}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","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":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_-Vuy_E1uso1i7VcpnO-Po","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Generates STEP or IGES NURBS curve files for NACA 4-digit or 5-digit airfoil families given digit codes, chord scale, sample points, and approximation tolerance","exampleAgentPrompt":"Generate a STEP file for the NACA 0012, 2412, and 23012 airfoil family with a chord of 1.5 and 300 sample points per airfoil at a NURBS tolerance of 0.0005.","exampleUseCases":[{"title":"Wing profile CAD export for simulation","prompt":"I need a STEP file for the NACA 2412 airfoil with chord length 2.0 and 250 sample points — I'm importing it into my CFD tool and need it at the default tolerance."},{"title":"Multi-airfoil family for parametric study","prompt":"Can you generate IGES NURBS curves for the NACA 0008, 0010, 0012, and 0015 airfoils all at once with 200 points each? I'm doing a thickness parametric study."},{"title":"High-precision airfoil for manufacturing","prompt":"Give me a STEP file for the NACA 23012 airfoil with a chord of 1.0, 400 sample points, and tighten the NURBS tolerance to 0.0001 — this needs to be manufacturing-grade accurate."}],"resultDescription":"A binary or text STEP (.stp) or IGES (.igs) CAD file containing NURBS curve representations of one or more NACA 4- or 5-digit airfoil profiles, scaled to the specified chord and approximated at the requested sample density and tolerance. The file can be imported directly into CAD, CAM, CFD, or FEA tools.","failureModes":["Invalid or unsupported NACA digit code returns an error (only 4- and 5-digit NACA codes supported)","More than 12 airfoil codes in a single request may be rejected","Points value outside 50–500 range returns a validation error","Tolerance value outside 0.0001–0.01 range returns a validation error","Unsupported format string (not 'step' or 'iges') returns an error","Payment not completed via x402 protocol returns 402 Payment Required"],"whenToPreferThis":"Use this endpoint when you need a machine-readable CAD file (STEP or IGES) of a standard NACA 4- or 5-digit airfoil for import into CAD, CFD, FEA, or manufacturing tools. Prefer it over manual coordinate generation when NURBS accuracy and industry-standard file format compatibility are required. It handles families of up to 12 airfoils in one call, making it ideal for parametric design studies.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T06:36:24.303Z","isFirstParty":false,"canonicalSlug":"genworks-naca-airfoil-nurbs-cad-generator-af3997d3"}