mina-zkml/build/src/example.js

Zero-knowledge machine learning for Mina Protocol

import { ZKML } from './zkml.js';
import { join } from 'path';
async function main() {
    try {
        // Initialize ZKML with a simple perceptron model
        const modelPath = join(process.cwd(), 'models', 'simple_perceptron.onnx');
        console.log('Loading model from:', modelPath);
        const zkml = await ZKML.create(modelPath, {
            variables: { batch_size: 1 }
        }, {
            input: "Public",
            output: "Public"
        });
        // Input with correct shape: 5 original values + 5 padding zeros
        const inputs = [[
                1.0, 0.5, -0.3, 0.8, -0.2, // Original values
                0.0, 0.0, 0.0, 0.0, 0.0 // Padding to reach size 10
            ]];
        console.log('Generating proof...');
        const result = await zkml.prove(inputs);
        console.log('Proof generated:', {
            output: result.output,
            proofLength: result.proof.length,
            verifierIndexLength: result.verifier_index.length
        });
        console.log('Verifying proof...');
        const isValid = await ZKML.verify(result.proof, await ZKML.deserializeVerifier(await zkml.serializeVerifier()), inputs, result.output);
        console.log('Proof verified:', isValid);
    }
    catch (error) {
        console.error('Error:', error);
        if (error instanceof Error) {
            console.error('Stack:', error.stack);
        }
        process.exit(1);
    }
}
main().catch(error => {
    console.error('Unhandled error:', error);
    if (error instanceof Error) {
        console.error('Stack:', error.stack);
    }
    process.exit(1);
});
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