Field notes

The Rover blog

Research, benchmarks, and strong opinions on agents and the web. Product updates, integration guides, and deep dives on DOM-native agent architecture — the notes from building Rover.

Thesis

Websites need headless agents, not chatbots

Browser agents are a compatibility layer. The durable interface is a site-side agent that exposes intent handoff, knowledge, auth, tools, payments, and policy.

Jun 24, 2026·Arjun

Thesis

Navigation Was Never the Moat: Why Agents Make the Sell Side Bigger, Not Smaller

Models will soon navigate any website perfectly. That was never the moat. The agent that converts is the one the seller owns — its accounts, its payments, its data — and the world's biggest retailer just proved it inside ChatGPT.

Jun 10, 2026·Arjun & Bhavani

Research

The Four Architectures for Website AI Agents

RAG bots can only talk. API-tool agents ship a second maintenance org. Code sandboxes burn per-user server cost. Only DOM-native execution inherits the web's own truth model — live HTML, user session, existing IAM. A structural comparison.

Apr 17, 2026·rtrvr.ai Team

Analysis

Protocol vs. Prompt Injection: How Agent-Website Communication Should Actually Work

Mintlify injected hidden instructions into copied markdown to get agent feedback. Here's why the web needs declared protocols — not clipboard injection — and how Rover built the right architecture.

Apr 14, 2026·rtrvr.ai Team

Research

The Agent-Web Protocol Stack: A Research Thesis

The web's protocol stack was designed for humans behind browsers. A new consumer is arriving: AI agents. This paper maps the emerging protocol landscape and positions Rover as the missing execution layer.

Apr 11, 2026·rtrvr.ai Team

Agent Analytics for AI Agents

AI traffic is becoming real product traffic. Agent analytics gives Rover-enabled sites the missing observability layer: visits, runs, trajectories, AX scoring, feedback, memory, and experiment-aware analytics for agent traffic.

Mar 23, 2026·rtrvr.ai Team

Guide

Turn Your Website into an AI Agent: Integration Guide

Step-by-step guide to adding Rover to your website. Script tag, npm, React, Vue — from setup to production in minutes.

Feb 25, 2025·rtrvr.ai Team

Technical

DOM-Native vs. Screenshot Agents: Why Architecture Matters

A technical comparison of DOM-native and screenshot-based approaches to embedded web agents — speed, accuracy, cost, and security.

Jan 28, 2025·rtrvr.ai Team