Release / 6 Aug 2026

Playwright MCP v0.0.79

Capture browser screenshots in WebP format.

All of Playwright MCP

Before you upgrade to v0.0.79

3 to fix

The `type` parameter supports `png`, `jpeg`, and `webp`; when omitted, the filename extension determines the format.

Behavior changedCapture viewport, full-page, or element screenshots.

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Set `--timeout-settle` or `timeouts.settle` to control the wait after an action; the default is 500 ms.

Behavior changedNavigate web pages, fill forms, click elements, manage tabs, and handle dialogs.

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Enable `--snapshot-boxes` to include bounding boxes in snapshots globally.

Behavior changedInspect page structure through accessibility snapshots without a vision model.

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Remove the obsolete `--output-mode` option; no replacement is stated in this release.

Action requiredAffects: Launch configurations passing `--output-mode`.

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Upgrade the browser extension before connecting; extension protocol v1 is no longer supported.

Action requiredConnect to existing browser tabs and reuse their logged-in state.Affects: Users with an extension that only supports protocol v1.

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Correct malformed JSON configuration files; invalid JSON now reports an error instead of falling back to INI parsing.

Action requiredAffects: Configurations containing malformed JSON.

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What changed in v0.0.79

Screenshots support WebP, generated code supports more languages, and action settle time is configurable. Obsolete output and extension protocol options are removed.

Run `npx @playwright/[email protected]` with Node.js 18 or newer and an MCP client.

New things you can do

Generate browser action code in TypeScript, Python, Java, or C#.

Added

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Fixed and improved

Extension mode launches the Chrome profile with the extension installed and preserves attached context settings.

Now worksConnect to existing browser tabs and reuse their logged-in state.

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The server reconnects to the browser after a disconnect.

Now worksConnect to an existing browser through CDP or a remote Playwright endpoint.

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Seeded by @iluxav with Codex, from the release's public sources. Each change links to its evidence.