Browserr ships MCP-first browser for AI agents as single Rust binary
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Browserr has launched as an MCP-first browser built for AI agents, shipped as a single roughly 120 MB Rust binary with no dependencies that exposes 42 MCP tools over JSON on loopback. It runs on the Servo engine and is designed to fail closed: unauthenticated sockets get nothing, intercepted requests are denied after 5 seconds if unanswered, and every fetch/XHR is recorded in a ring buffer. The browser also offers human handoff in a native window with agent mutations paused, an append-only action log, and a confirm gate on payment submits. Its author positions it against Chromium wrappers and Lightpanda on local, trust-first operation. It is free and open source with no account or telemetry; CPU rendering works out of the box, with hardware rendering available via a --gpu flag, and it requires Python 3.10+ and X11 (xvfb is acceptable).
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- Hacker News · AIBrowserr launches as an MCP-first browser for AI agents in one Rust binary
Browserr is a new MCP-first browser for AI agents shipped as a single roughly 120 MB Rust binary with no dependencies, exposing 42 MCP tools over JSON on loopback. It is built on the Servo engine and emphasizes fail-closed behavior: unauthenticated sockets get nothing, intercepted requests are denied after 5 s if unanswered, and every fetch/XHR is recorded in a ring buffer. It also offers human handoff in a native window with agent mutations paused, plus an append-only action log and a confirm gate on payment submits; the author positions it against Chromium wrappers and Lightpanda on local, trust-first operation.
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