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xa11y provides a Playwright-style API for driving desktop applications through their accessibility tree on Windows, macOS, and Linux. It’s a Rust library with additional Python and JavaScript bindings. The library provides a foundation for desktop testing, automation, and accessibility software. Additionally, these accessibility APIs are a more robust mechanism for building computer use…
I created a coding agent a year ago to experiment with the idea of active context management. At the time, agents had limited context that filled quickly and cost increasing amounts of money to maintain. My main idea was letting the agent prune and compact its context over time to keep just the necessary info around. In theory, with a leaner focused context, we’d pay less for input tokens…
I was trying to figure out how large language model (LLM) providers were able to keep so many parallel conversations alive from all the different callers when I realized something that may be obvious to many but I hadn’t seen explicitly stated: large language models (LLMs) are stateless. An LLM is a pure function that takes a blob of text as input and returns a blob of text as output - no…