Yes, both Nyckel and Feynman offer a Free Trial.
Pricing for Nyckel Starts at $149/month whereas for Feynman Starts at $24.99/month.
Nyckel offers several advantages, including Lightning-fast machine learning, Multiple input data types, Multiple output data functions, Object detection in images, OCR capabilities and many more functionalities.
The cons of Nyckel may include a Limited function types, Undefined accuracy parameters, Minimum spend for production, Latency in specific scenarios. and Limited enterprise-level support