agent-browser vs Cloudflare Agents SDK vs Browser Harness
Side by side, from each listing’s own data. A row where every column says the same is shown once, dimmed.
 agent-browserby Vercel LabsRemove agent-browser from this comparison |  Cloudflare Agents SDKby CloudflareRemove Cloudflare Agents SDK from this comparison |  Browser Harnessby Browser UseRemove Browser Harness from this comparison | |
|---|---|---|---|
| Sets it apart |
|
| — |
| What it is | Lets coding agents drive Chrome from a native Rust CLI or stdio MCP server, using accessibility snapshots with element refs, semantic locators, and saved login state. | TypeScript SDK for building stateful AI agents on Cloudflare Durable Objects. Built-in SQL state, WebSocket, task scheduling, MCP client/server, and browser tools. | Connects an LLM directly to a real Chrome browser over a single CDP websocket, letting the agent write the helper code and site skills it is missing mid-task. |
| Provider | Vercel Labs | Cloudflare | Browser Use |
| Official vendor | Vercel | Cloudflare | Not an official listing |
| Verified | YesSame for all | ||
| Access | MCP, CLI | API, MCP, CLI | CLI |
| Auth | None | API Key | API Key |
| MCP server | In its setup guide | In its setup guide | No MCP server |
| CLI install | npmnpm install -g agent-browser | In its docs | In its docs |
| API base URL | No API | In its docs | No API |
| Skills | Snapshot And Refs, Agent-Friendly Reading, Snapshot And Visual Diff, MCP Tool Profiles, Login State Persistence | Stateful Agents, MCP Client & Server, Task Scheduling, Browser Tools, Deploy via CLI | CDP Browser Control, Self-Writing Helpers, Domain Skill Capture, Cloud Browser Sessions, Session Recordings |
| Streaming | No | Yes | No |
| Push notifications | NoSame for all | ||
| Categories | Browser & Computer Use | Infrastructure & Ops | Browser & Computer Use, Code & DevTools |
| Tags | browser-automation, headless-chrome, accessibility-tree, rust-cli, local-mcp, web-scraping, vercel | sdk, cloudflare, durable-objects, stateful-agents, mcp, typescript, serverless | browser-use, chrome-devtools-protocol, browser-automation, self-improving-harness, domain-skills, accessibility-tree, headless-chrome, python |
| Listed since | Oct 4, 2026 | Apr 25, 2026 | Aug 1, 2026 |
| Use it now | |||
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