Power BI Copilot Now Accepts 10,000-Character Prompts. That’s Not the Upgrade That Matters.

Microsoft raised Copilot's input limit from 500 to 10,000 characters across all surfaces in February 2026, but the article argues this is not the most significant upgrade.

In February 2026, Microsoft raised Copilot’s input limit from 500 characters to 10K across every surface. Twenty times more room to type… Continue reading on Towards AI »