0.13.9

browser-use/browser-use0.13.9Sep 4, 2026by MagMueller
AI Summary

This release focuses on stabilizing browser automation with fixes for LLM integration, browser cookies, and file system operations. It introduces OrcaRouter as a new LLM provider and updates default models and dependencies to address security vulnerabilities. The release also includes documentation updates and the release of Browser Harness 0.1.12.
Key Highlights

Default LLM model switched back to bu-2-0
Added OrcaRouter as a named LLM provider
Fixed PDF generation and markdown rendering issues
Updated DeepSeek default model to deepseek-v4-flash
Upgraded dependencies (Click, MCP, pypdf) to fix vulnerabilities
New Features

Expose image context for clickable elements
Show live value of pre-filled inputs to the agent
Full Release Notes

## What's Changed
* fix(llm): make bu-2-0 the ChatBrowserUse default again, keep mini opt-in by @sauravpanda in https://github.com/browser-use/browser-use/pull/5488
* ci: remove the dead cloud_evals image-build trigger by @sauravpanda in https://github.com/browser-use/browser-use/pull/5491
* fix(filesystem): report missing target text in replace_file by @uczltw6 in https://github.com/browser-use/browser-use/pull/5498
* fix(filesystem): escape plain text in generated PDFs by @primorLee in https://github.com/browser-use/browser-use/pull/5502
* docs: highlight rerunnable Cloud scripts by @MagMueller in https://github.com/browser-use/browser-use/pull/5551
* docs(cloud): update tools guide for CLI 3.0 by @MagMueller in https://github.com/browser-use/browser-use/pull/5553
* fix(deps): bump dependency versions by @sauravpanda in https://github.com/browser-use/browser-use/pull/5382
* fix: Update DeepSeek default model to deepseek-v4-flash by @DipsyHou in https://github.com/browser-use/browser-use/pull/5563
* fix(llm): stop putting format/stream inside Ollama options by @official-burak in https://github.com/browser-use/browser-use/pull/5561
* fix(deps): update vulnerable Click, MCP, and pypdf pins by @green3sf in https://github.com/browser-use/browser-use/pull/5526
* fix(browser): clear cookies via Storage domain, not Network by @MrLeit in https://github.com/browser-use/browser-use/pull/5562
* fix(filesystem): render markdown emphasis in PDF export by @leilei3167 in https://github.com/browser-use/browser-use/pull/5540
* fix(llm): ignore empty reasoning model patterns by @ECD5A in https://github.com/browser-use/browser-use/pull/5545
* fix(dom): expose image context for clickable elements by @UniversePeak in https://github.com/browser-use/browser-use/pull/5541
* build: require Browser Harness 0.1.10 by @MagMueller in https://github.com/browser-use/browser-use/pull/5507
* fix(registry): replace sensitive placeholders inside tuple params by @LambIessz in https://github.com/browser-use/browser-use/pull/5570
* Fix WebSocket drops during reconnect window by @Soundcreates in https://github.com/browser-use/browser-use/pull/5373
* docs(cloud): replace retired V1 API examples with V4 by @MagMueller in https://github.com/browser-use/browser-use/pull/5578
* Upgrade datamodel-code-generator to 0.75.1 by @sauravpanda in https://github.com/browser-use/browser-use/pull/5588
* fix: keep balanced trailing brackets in URLs extracted from task text by @aniketwaghh in https://github.com/browser-use/browser-use/pull/5576
* docs: migrate remote browser skill to CLI 3.0 by @MagMueller in https://github.com/browser-use/browser-use/pull/5583
* fix: allow pydantic 2.13 by @MagMueller in https://github.com/browser-use/browser-use/pull/5577
* docs: correct Cloud signup credit by @MagMueller in https://github.com/browser-use/browser-use/pull/5602
* fix(browser): honor BROWSER_USE_HEADLESS in BrowserProfile (#5420) by @jiffyaneesh in https://github.com/browser-use/browser-use/pull/5475
* fix(llm/google): keep the first user message when include_system_in_user is set by @aniketwaghh in https://github.com/browser-use/browser-use/pull/5597
* docs: correct cloud browser session price by @MagMueller in https://github.com/browser-use/browser-use/pull/5601
* docs(cloud): add API v4 skill reference by @MagMueller in https://github.com/browser-use/browser-use/pull/5591
* fix(llm): preserve schema-keyword field names by @MagMueller in https://github.com/browser-use/browser-use/pull/5605
* fix(llm): preserve zero max_retries for Anthropic Bedrock by @cosin2077 in https://github.com/browser-use/browser-use/pull/5348
* fix(agent): match URL negations as whole words by @JayLay0310 in https://github.com/browser-use/browser-use/pull/5493
* fix(agent): preserve downloaded file path order by @oysz in https://github.com/browser-use/browser-use/pull/5453
* fix(browser): read persisted storage state as UTF-8 by @r266-tech in https://github.com/browser-use/browser-use/pull/5359
* fix(browser): preserve default Chrome arg order by @MagMueller in https://github.com/browser-use/browser-use/pull/5621
* Add OrcaRouter as a named LLM provider by @XiaoHuo888-hue in https://github.com/browser-use/browser-use/pull/5451
* fix(openrouter): validate client and response inputs by @MagMueller in https://github.com/browser-use/browser-use/pull/5599
* Show the live value of pre-filled inputs to the agent by @MagMueller in https://github.com/browser-use/browser-use/pull/5650
* fix(tools): report failed tab switches as errors instead of silent success by @Faseeh06 in https://github.com/browser-use/browser-use/pull/5500
* fix(browser): support literal plus in send_keys by @IENVYshanks in https://github.com/browser-use/browser-use/pull/5582
* fix(dom): expose image context for directly clickable images by @r266-tech in https://github.com/browser-use/browser-use/pull/5586
* fix: detect browser process exit early in _wait_for_cdp_url by @octo-patch in https://github.com/browser-use/browser-use/pull/4599
* fix(browser): restore session handlers after event bus reset by @lisa0314 in https://github.com/browser-use/browser-use/pull/5230
* chore: release 0.13.9 with Browser Harness 0.1.12 by @MagMueller in https://github.com/browser-use/browser-use/pull/5666

## New Contributors
* @uczltw6 made their first contribution in https://github.com/browser-use/browser-use/pull/5498
* @primorLee made their first contribution in https://github.com/browser-use/browser-use/pull/5502
* @DipsyHou made their first contribution in https://github.com/browser-use/browser-use/pull/5563
* @official-burak made their first contribution in https://github.com/browser-use/browser-use/pull/5561
* @green3sf made their first contribution in https://github.com/browser-use/browser-use/pull/5526
* @MrLeit made their first contribution in https://github.com/browser-use/browser-use/pull/5562
* @leilei3167 made their first contribution in https://github.com/browser-use/browser-use/pull/5540
* @ECD5A made their first contribution in https://github.com/browser-use/browser-use/pull/5545
* @UniversePeak made their first contribution in https://github.com/browser-use/browser-use/pull/5541
* @LambIessz made their first contribution in https://github.com/browser-use/browser-use/pull/5570
* @Soundcreates made their first contribution in https://github.com/browser-use/browser-use/pull/5373
* @aniketwaghh made their first contribution in https://github.com/browser-use/browser-use/pull/5576
* @jiffyaneesh made their first contribution in https://github.com/browser-use/browser-use/pull/5475
* @cosin2077 made their first contribution in https://github.com/browser-use/browser-use/pull/5348
* @JayLay0310 made their first contribution in https://github.com/browser-use/browser-use/pull/5493
* @oysz made their first contribution in https://github.com/browser-use/browser-use/pull/5453
* @XiaoHuo888-hue made their first contribution in https://github.com/browser-use/browser-use/pull/5451
* @Faseeh06 made their first contribution in https://github.com/browser-use/browser-use/pull/5500
* @IENVYshanks made their first contribution in https://github.com/browser-use/browser-use/pull/5582
* @octo-patch made their first contribution in https://github.com/browser-use/browser-use/pull/4599
* @lisa0314 made their first contribution in https://github.com/browser-use/browser-use/pull/5230

**Full Changelog**: https://github.com/browser-use/browser-use/compare/0.13.8...0.13.9