# Instrument specifications - [Current instruments](https://thegrid.ai/docs/instrument-specifications/current-instruments.md): Compare live Text, Code, and Agent instruments by their associated specifications, including quality, context windows, and speed. - [How specifications evolve](https://thegrid.ai/docs/instrument-specifications/how-specifications-evolve.md): The cadence and governance behind threshold changes. When we revise specs, how much notice you get, and how supplier rollover works so your code keeps running. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://thegrid.ai/docs/instrument-specifications.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.