Butler Labs OCR

A Pure Dart SDK for Butler Labs OCR.

Supported Models

✅ US Driver's License

✅ Passport

✅ Receipt

✅ Invoice

✅ ID Card

✅ W2

✅ W9

✅ Mortgage

✅ Health Insurance Card

✅ Paystub

Tables are not supported yet

Supported Endpoints

✅ Extract Document

✅ Get Enhanced Extraction Results

🔲 Upload Documents

🔲 Get Extraction Results

🔲 Delete Upload

🔲 Create Model

🔲 Get Model Info

🔲 Train Model

🔲 Update Labels for a Document

🔲 Get Bank Statement Results

Usage

See blog post for setup and usage instructions.

ElevatedButton(
  onPressed: () async {
    license.value = null;
    ImagePicker picker = ImagePicker();

    XFile? pickedImage = await picker.pickImage(source: ImageSource.gallery);

    if (pickedImage == null) return;

    Uint8List imageBytes = await pickedImage.readAsBytes();

    // You can use the ButlerResult class
    ButlerResult? output = await ButlerLabs(const String.fromEnvironment('BUTLER_API_KEY')).performOcrOnImageBytes(
      imageBytes: imageBytes,
      queueId: Model.driversLicense.id,
    );

    if (output != null) {
      license.value = DriversLicense.fromButlerResult(output);
    }

    // Or you can use the map method
    /*Map<String, dynamic>? output = await ButlerLabs(const String.fromEnvironment('BUTLER_API_KEY')).performOcrOnImage(
      imageBytes: imageBytes,
      queueId: Model.driversLicense.id,
    );

    if (output != null) {
      license.value = DriversLicense.fromJson(output);
    }*/
  },
  child: const Text('Upload Image'),
),