StructOCR Developer Blog — Page 3

Technical tutorials, integration guides, and engineering insights on building high-performance OCR systems.

VIN OCR• VIN

Kia VIN Location and VIN OCR API

Where to find the VIN on a Kia, what its first characters mean, and how to read it from a photo with an API and decode the model year.

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Steve Harrington2026-10-14
COMPARISONS• NATIONAL-ID

Klippa DocHorizon Alternative: National ID Card OCR API

Klippa DocHorizon compared with the StructOCR REST API for national id card, passport extraction: deployment, pricing model, and when each fits.

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Steve Harrington2026-10-14
VIN OCR• VIN

Land Rover VIN Location and VIN OCR API

Where to find the VIN on a Land Rover, what its first characters mean, and how to read it from a photo with an API and decode the model year.

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Steve Harrington2026-10-14
VIN OCR• VIN

Lexus VIN Location and VIN OCR API

Where to find the VIN on a Lexus, what its first characters mean, and how to read it from a photo with an API and decode the model year.

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Steve Harrington2026-10-14
PRICING• LICENSE-PLATE

License Plate OCR API Pricing and Cost per Scan

What license plate OCR costs with StructOCR: 1 credit per successful scan, prepaid credits that never expire, and no charge for failed requests.

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Steve Harrington2026-10-14
VIN OCR• VIN

Mazda VIN Location and VIN OCR API

Where to find the VIN on a Mazda, what its first characters mean, and how to read it from a photo with an API and decode the model year.

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Steve Harrington2026-10-14
VIN OCR• VIN

Mercedes-Benz VIN Location and VIN OCR API

Where to find the VIN on a Mercedes-Benz, what its first characters mean, and how to read it from a photo with an API and decode the model year.

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Steve Harrington2026-10-14
COMPARISONS• PASSPORT

Microblink BlinkID Alternative: Passport OCR API

Microblink BlinkID compared with the StructOCR REST API for passport, national id card, driver license extraction: deployment, pricing model, and when each fits.

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Steve Harrington2026-10-14
COMPARISONS• RECEIPT

Mindee receipt API Alternative: Receipt OCR API

Mindee receipt API compared with the StructOCR REST API for receipt extraction: deployment, pricing model, and when each fits.

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Steve Harrington2026-10-14
VIN OCR• VIN

MINI VIN Location and VIN OCR API

Where to find the VIN on a MINI, what its first characters mean, and how to read it from a photo with an API and decode the model year.

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Steve Harrington2026-10-14
VIN OCR• VIN

Mitsubishi VIN Location and VIN OCR API

Where to find the VIN on a Mitsubishi, what its first characters mean, and how to read it from a photo with an API and decode the model year.

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Steve Harrington2026-10-14
VIN OCR• VIN

Motorcycle VIN Location and OCR API

Where the VIN is on a motorcycle, how to photograph it so it reads reliably, and how to extract it with a VIN OCR API.

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Steve Harrington2026-10-14
DEVELOPER REFERENCE• PASSPORT

MRZ Check Digit Calculation with 7-3-1 Weights

How passport and ID card MRZ check digits work, with character values, the 7-3-1 weighting, and Python code for validation.

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Steve Harrington2026-10-14
DEVELOPER REFERENCE• PASSPORT

MRZ Formats Explained: TD1, TD2, and TD3

The machine readable zone layouts used on passports and ID cards: line counts, line lengths, field positions, and where each format appears.

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Steve Harrington2026-10-14
COMPARISONS• INVOICE

Nanonets Alternative: Invoice OCR API

Nanonets compared with the StructOCR REST API for invoice extraction: deployment, pricing model, and when each fits.

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Steve Harrington2026-10-14
PRICING• NATIONAL-ID

National ID Card OCR API Pricing and Cost per Scan

What national id card OCR costs with StructOCR: 2 credits per successful scan, prepaid credits that never expire, and no charge for failed requests.

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Steve Harrington2026-10-14
VIN OCR• VIN

Nissan VIN Location and VIN OCR API

Where to find the VIN on a Nissan, what its first characters mean, and how to read it from a photo with an API and decode the model year.

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Steve Harrington2026-10-14
COMPARISONS• NATIONAL-ID

OCR.space Alternative: National ID Card OCR API

OCR.space compared with the StructOCR REST API for national id card, passport, vin extraction: deployment, pricing model, and when each fits.

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Steve Harrington2026-10-14
DEVELOPER REFERENCE• PASSPORT

Passport MRZ OCR vs NFC Chip Reading

When to read a passport from a photo of the data page and when you need the e-passport chip, with the trade-offs for onboarding flows.

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Steve Harrington2026-10-14
PRICING• PASSPORT

Passport OCR API Pricing and Cost per Scan

What passport OCR costs with StructOCR: 2 credits per successful scan, prepaid credits that never expire, and no charge for failed requests.

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Steve Harrington2026-10-14
VIN OCR• VIN

Porsche VIN Location and VIN OCR API

Where to find the VIN on a Porsche, what its first characters mean, and how to read it from a photo with an API and decode the model year.

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Steve Harrington2026-10-14
VIN OCR• VIN

Ram VIN Location and VIN OCR API

Where to find the VIN on a Ram, what its first characters mean, and how to read it from a photo with an API and decode the model year.

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Steve Harrington2026-10-14
PRICING• RECEIPT

Receipt OCR API Pricing and Cost per Scan

What receipt OCR costs with StructOCR: 1 credit per successful scan, prepaid credits that never expire, and no charge for failed requests.

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Steve Harrington2026-10-14
COMPARISONS• PASSPORT

Regula Document Reader Alternative: Passport OCR API

Regula Document Reader compared with the StructOCR REST API for passport, national id card, driver license extraction: deployment, pricing model, and when each fits.

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Steve Harrington2026-10-14
VIN OCR• VIN

Rental Fleet VIN Capture at Check-Out and Return

Where the VIN is on a rental fleet, how to photograph it so it reads reliably, and how to extract it with a VIN OCR API.

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Steve Harrington2026-10-14
VIN OCR• VIN

Rivian VIN Location and VIN OCR API

Where to find the VIN on a Rivian, what its first characters mean, and how to read it from a photo with an API and decode the model year.

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Steve Harrington2026-10-14
COMPARISONS• INVOICE

Rossum Alternative: Invoice OCR API

Rossum compared with the StructOCR REST API for invoice extraction: deployment, pricing model, and when each fits.

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Steve Harrington2026-10-14