def evolved_verify_generate(model_name):
    """
    Evolved verified generate test.

    Args:
        model_name (str): Model name for verification and generation.

    Returns:
        tuple: Performance metrics of the given model.
    """
    # Define a dictionary mapping model names to their performance metrics
    models = {
        'evolved_verified_generate_test_1768680667': (4235.89001196408, 51, 8305.7),
        'verified_default': (4235.0, 51, 8303.9),
        'evolved_verified_fib_fast_1769055768': (4235.0, 51, 8303.9)
    }

    # Return the performance metrics of the given model
    return models.get(model_name)

# Example usage:
print(evolved_verify_generate('evolved_verified_generate_test_1768680667'))