Interactive Demo | AI Browsers

Built-in AI API Tests

Open this same page in Chrome, Firefox, and Edge, then click "Run Built-in Tests" in each browser to see which native AI interfaces are actually exposed.

Not run yet.

Feature details: Page summarize

Select a capability in the matrix to see what it does and where feature specifics are documented.

Runtime probe not run yet.

How To Experiment Today

  1. Click Run Built-in Tests to probe which native AI interfaces are actually exposed in your current browser runtime.
  2. Open this page in Chrome, Firefox, and Edge, then run built-in tests in each to compare which APIs are available.
  3. The Prompt API status ("Detected and ready", "Detected but not ready / downloadable", "Not detected") reflects what is truly available in your browser — no simulation.
  4. Run built-in API probes and local tests to verify what is actually available in your current runtime.
  5. Use the experimentation page for copy-ready prompts, source blocks, and test workflows.