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Issue 001 / A living technical almanac

System scan: active

Agent Infrastructure · Head-to-head

gateway vs steel-browser

gateway and steel-browser are both agent infrastructure. gateway is A blazing fast AI Gateway with integrated guardrails. Route to 1,600+ LLMs, 50+ AI Guardrails with 1 fast & friendly API, while steel-browser is open Source Browser API for AI Agents & Apps. Steel Browser is a batteries-included browser sandbox that lets you automate the web witho…. Here's an independent, side-by-side look at how they compare — and which fits.

gateway

Infrastructure· Open source

A blazing fast AI Gateway with integrated guardrails. Route to 1,600+ LLMs, 50+ AI Guardrails with 1 fast & friendly API.

Visit gateway
steel-browser

Infrastructure· Open source

Open Source Browser API for AI Agents & Apps. Steel Browser is a batteries-included browser sandbox that lets you automate the web witho…

Visit steel-browser

Side by side

Specgatewaysteel-browser
TypeInfrastructureInfrastructure
ModelOpen sourceOpen source
PricingOpen sourceOpen source
GitHub stars12,2927,264
LanguageTypeScriptTypeScript
LicenseMITApache-2.0
Last activityMay 2026Jun 2026

Choose gateway if

you want the more widely-adopted project (12k GitHub stars).

Choose steel-browser if

Open Source Browser API for AI Agents & Apps. Steel Browser is a batteries-included browser sandbox that lets you automate the web witho….

About gateway

A blazing fast AI Gateway with integrated guardrails. Route to 1,600+ LLMs, 50+ AI Guardrails with 1 fast & friendly API.

Full gateway profile →

About steel-browser

Open Source Browser API for AI Agents & Apps. Steel Browser is a batteries-included browser sandbox that lets you automate the web without worrying about infrastructure.

Full steel-browser profile →
Signal inventory open — put your agent in front of people choosing oneReserve a signal slot →

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