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A Rust-based browser automation engine that provides a lightweight binary driving Chrome directly via CDP. It is optimized for token-efficient DOM extraction, robust session management, and speed.
Passed 21 of 23 test cases with the skill, and 11 of 23 without it.
and 16 more in the full report
10 fixed11 passed either way2 still failing0 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 10 test cases the skill fixed. Same model, same prompt, with and without the skill.
Provide the fast-browser-use command to take a screenshot of https://example.com and write the image file to page.png.
| Checked | Without skill | With skill |
|---|---|---|
| Uses the fast-browser-use screenshot command | Passed | Passed |
| Includes --output page.png | Missed | Passed |
The instructions your model reads when the skill loads.
A Rust-based browser automation engine that provides a lightweight binary driving Chrome directly via CDP. It is optimized for token-efficient DOM extraction, robust session management, and speed.
Simulate mouse jitter and random delays to scrape protected sites.
fast-browser-use navigate --url "https://protected-site.com" \
--human-emulation \
--wait-for-selector "#content"
Capture the entire DOM state and computed styles for perfect reconstruction later.
fast-browser-use snapshot --include-styles --output state.json
Log in manually once, then steal the session for headless automation.
Step 1: Open non-headless for manual login
fast-browser-use login --url "https://github.com/login" --save-session ./auth.json
Step 2: Reuse session later
fast-browser-use navigate --url "https://github.com/dashboard" --load-session ./auth.json
Extract fresh data from infinite-scroll pages — perfect for harvesting the latest posts, news, or social feeds.
test cases passed, vs 11 / 23 without
More skills from the same source and nearby in the registry, with their headline benchmark lift.