Browserbase alternatives
The highest-scoring alternative to Browserbase is Steel at 90/100 on the AgentReady, against 65/100 for Browserbase.
All scored in Browser Automation.
What Steel does that Browserbase does not
Steel passes openapi / spec quality, request examples provided, response examples provided, errors and status codes documented, no mandatory sales call, programmatic credential creation, machine-readable errors, and Browserbase fails them. That is the whole of the gap between the two scores, so if none of those matter to your agent the ranking above overstates the difference.
Why people look for an alternative
Browserbase fails openapi / spec quality, request examples provided, response examples provided, errors and status codes documented, limits / constraints documented, no mandatory sales call, programmatic credential creation, machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable. Each one is a place an unattended run stops, which is usually what sends someone looking in the first place.
Where Browserbase loses the points
| Pillar | Browserbase | What it measures |
|---|---|---|
| Discover | 100 | Can an agent find it at all: sitemap, robots, structured data. |
| Understand | 38 | Is there a spec, an llms.txt, a machine-readable description. |
| Adopt | 55 | Signup, keys, SDKs, and whether a human has to be involved. |
| Operate | 65 | Rate-limit headers, errors, status, and behaviour under load. |
Browserbase is weakest on understand at 38/100. Without a spec an agent has to guess at endpoints, and it guesses wrong. If that is the part your agent depends on, take the ranking above seriously; if it is not, Browserbase may still be the right pick.
What an agent runs into with Browserbase
These are the findings from the last audit on 2026-08-26. Each one is a place unattended software stops, which is the practical reason to look at the list above.
- Flesh out the OpenAPI: paths, schemas, and descriptions.
- Document error responses as an enum in your OpenAPI.
- Let agents create API keys programmatically.
- Return X-RateLimit / Retry-After headers so agents pace themselves.
- Add request examples to your API reference.
- Add response examples to your API reference.
- Support an Idempotency-Key so retries are safe.
What this category actually supports
Across the 11 products scored in Browser Automation, automate a browser is offered by 100%, capture a screenshot is offered by 27%, fill a web form is offered by 0%. Anything under half is a gap you should expect to fill yourself whichever one you pick.
An agent can get this list directly: resolve("alternative to Browserbase") over the MCP server, or GET /v1/categories/browser-automation.