There is no WebKit on Mobile. PPK ran 27 tests against 19 different WebKit-on-mobile implementations and found enormous disparities between the levels of support in currently available mobile phones.
Recent articles
- GPT-5: Key characteristics, pricing and model card - 7th August 2025
- OpenAI's new open weight (Apache 2) models are really good - 5th August 2025
- ChatGPT agent's user-agent - 4th August 2025