Browserbase
Cloud browser infrastructure and APIs that let AI agents log in, fill forms and pull data from websites.
How the 7.4 was reached
- Quality of output7/10
Ranked #1 on Kernel's independent browser throughput benchmark with a composite of 77.5; 10,000+ companies per vendor. kernel.sh
- Ease of use8/10
Free plan, API-key setup, REST API and Stagehand framework, with introductory docs. browserbase.com
- Pricing value7/10
Free plan is thin (1 browser hour); Developer $20/month and Startup $99/month. browserbase.com
- API and integration quality8/10
Search, Fetch, Browsers, Agents and Webhooks APIs, Stagehand SDK, and Playwright/Puppeteer drop-in support. docs.browserbase.com
- Solves the problem it claims to solve7/10
Covers browser agents, forms, data extraction; independent benchmark and Playwright/Puppeteer compatibility support the claim. kernel.sh
7.4/10 is the mean of the 5 criteria that apply. Scored on the five-criteria rubric v1, 29 September 2026. How scoring works
Pricing
- 3 concurrent browsers
- 1 browser hour
- 3 Agent runs
Key Features
- Cloud browsers for agents
- Search, Fetch, Browsers, Agents and Webhooks APIs
- Stagehand open-source automation framework
- Playwright and Puppeteer drop-in support
- Works with any LLM
Pros & Cons
Pros
- Ranked #1 on Kernel's independent browser throughput benchmark (composite 77.5)
- Free plan and API-key setup lower the barrier to start
- Broad API surface plus Stagehand SDK
- Playwright and Puppeteer compatibility eases migration
Cons
- Free plan is thin at 1 browser hour
- Paid tiers start at $20/mo and $99/mo with limits not detailed here
- The 10,000+ company figure is a vendor claim
Browserbase suits developers building browser agents who want managed infrastructure instead of running their own headless browsers. Hobbyists will hit the free limits fast. A fair 7.4 with an independent benchmark behind it.
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