COMPUTER USE / COMPARE

Stagehand vs Playwright

Stagehand combines AI browser primitives with deterministic methods. Playwright provides explicit automation and testing primitives without requiring a model.

Shared layer; different tradeoffs.

Stagehand combines AI browser primitives with deterministic methods. Playwright provides explicit automation and testing primitives without requiring a model.

Choose by the work

CHOOSE STAGEHAND WHEN

Consider Stagehand when a few browser steps require semantic interpretation and you want to mix them with explicit code.

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CHOOSE PLAYWRIGHT WHEN

Consider Playwright when you know the application flow and need deterministic assertions or a browser test suite.

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Use both when: Use separate regression checks to validate the output of the agent-assisted workflow. Similar method names do not imply drop-in compatibility.

The comparison matrix

DIMENSION	Stagehand	Playwright
Layer	Agent & orchestration, Control framework	Control framework
Primary fit	Developer-owned browser workflows; Adding selective AI steps to repeatable automation	Repeatable end-to-end testing; Executing well-defined browser actions beneath an agent
Browser control	Full	Full
Desktop control	Unknown	Unknown
Mobile control	Unknown	Partial
Self-hosted	Full	Full
Human approval	Unknown	Unknown
API	Full	Full
MCP	Unknown	Unknown
Screenshots	Unknown	Full
Mouse & keyboard	Full	Full
DOM / accessibility	Full	Full
Code execution	Unknown	Unknown
SDK	Full	Full
Cloud	Full	Unknown
Pricing	Price needs verification	Price needs verification
Last verified	Sep 27, 2026	Sep 27, 2026
Claim-level sources	EVIDENCE RECORD Follow the source. Source verification confirms what the publisher states. It is not our independent performance test. official docs Stagehand v4 combines act/extract/observe with Playwright-style page APIs and TypeScript, Python and Go support. Verified Sep 27, 2026 · verified docs.stagehand.dev Status records public product/documentation availability or an explicit preview/open-source designation as observed on the retrieval date. It does not attest service uptime, account access, SLA, or an independently tested production readiness claim. official repo Stagehand is a public SDK repository with local and Browserbase integration paths. Verified Sep 27, 2026 · verified github.com official product Stagehand is presented as a browser agent SDK with agentic and programmatic control. Verified Sep 27, 2026 · verified www.stagehand.dev official docs Stagehand documents provider and model configuration for developer-selected models. Verified Sep 27, 2026 · verified docs.stagehand.dev official docs Natural-language actions: act translates a requested browser step into action Verified Sep 27, 2026 · verified docs.stagehand.dev official docs Schema extraction: extract returns structured data Verified Sep 27, 2026 · verified docs.stagehand.dev official docs Action discovery: observe identifies available actions Verified Sep 27, 2026 · verified docs.stagehand.dev official docs Deterministic control: Page APIs include goto, click, type and locators Verified Sep 27, 2026 · verified docs.stagehand.dev official docs SDK languages: TypeScript, Python and Go Verified Sep 27, 2026 · verified docs.stagehand.dev official repo Deployment choice: Local and managed browser integration paths Verified Sep 27, 2026 · verified github.com	EVIDENCE RECORD Follow the source. Source verification confirms what the publisher states. It is not our independent performance test. official docs Playwright Test bundles assertions, isolation, parallelization and tooling; supports Windows, Linux and macOS with headed/headless execution. Verified Sep 27, 2026 · verified playwright.dev Status records public product/documentation availability or an explicit preview/open-source designation as observed on the retrieval date. It does not attest service uptime, account access, SLA, or an independently tested production readiness claim. official docs Chromium, Firefox and WebKit are supported; mobile devices can be emulated and browser binaries must match the release. Verified Sep 27, 2026 · verified playwright.dev official repo Microsoft maintains Playwright as a public Apache-2.0 browser automation project. Verified Sep 27, 2026 · verified github.com official docs The screenshot API captures full pages or individual elements and can return a buffer. Verified Sep 27, 2026 · verified playwright.dev official docs Browser engines: Chromium, Firefox and WebKit Verified Sep 27, 2026 · verified playwright.dev official docs Operating systems: Windows, Linux and macOS Verified Sep 27, 2026 · verified playwright.dev official docs Execution modes: Headless or headed, locally or in CI Verified Sep 27, 2026 · verified playwright.dev official docs Test facilities: Assertions, isolated contexts and parallel execution Verified Sep 27, 2026 · verified playwright.dev official docs Device emulation: Mobile browser emulation is supported Verified Sep 27, 2026 · verified playwright.dev official repo Distribution: Apache-2.0 public source repository Verified Sep 27, 2026 · verified github.com

Unknown is not false. Price snapshots expire after 14 days.

Meaningful differences

Stagehand adds natural-language act, extract, and observe operations; Playwright uses developer-defined interactions and assertions.
Current Stagehand documentation describes direct CDP control of Chromium browsers and Playwright-style APIs, not a dependency on Playwright itself.
A Playwright test can be an independent acceptance harness for a Stagehand-powered feature; testing and agent execution need not use the same abstraction.
Stagehand inference introduces model and usage considerations for AI steps. Keep a deterministic baseline to discover whether those steps add value to the task.

Fit by workflow

Typed extraction from varied pages

Evaluate Stagehand’s extraction against a schema and an independently checked sample.

Release-critical checkout test

Keep exact expected behavior in deterministic assertions.

Benchmark evidence

Scores only support a head-to-head conclusion when benchmark release, task set, harness and source type are compatible. This guide does not manufacture an overall winner.

Inspect the Benchmark Atlas

Understand what scores can tell you

RESEARCH NOTES

Sources & verification

Reviewed Sep 27, 2026. Architecture recommendations are editorial analysis; linked vendor documentation supports the underlying capability and safety facts.

How we verify evidence →