arjunchint

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  1. There is an adversarial relationship between developers and big model labs. Model labs charged developers higher API prices to subsidize their own agent harness offerings. Think Anthropic charging 5x higher Claude API…

  2. We built AI Subroutines in rtrvr.ai. Record a browser task once, save it as a callable tool, replay it at: zero token cost, zero LLM inference delay, and zero mistakes. The subroutine itself is a deterministic script…

  3. Rover is the world's first Embeddable Web Agent, a chat widget that lives on your website and takes real actions for your users. Clicks buttons. Fills forms. Runs checkout. Guides onboarding. All inside your UI. One…

  4. Most of us have a list of URLs we need data from (government listings, local business info, pdf directories). Usually, that means hiring a freelancer or paying for an expensive, rigid SaaS. We built an AI Web Agent…

  5. Hey HN, I'm Arjun, one of the founders of rtrvr.ai. For the past year, we've been building and iterating on an in-browser AI agent. But a few months ago, we hit a wall in our approach and decided to tear everything down…

  6. Ever since Anthropic released feature for Claude to create files, https://www.anthropic.com/news/create-files, all my code changes are now generated as files. This is leading to soooo many issues: - Numerous file…

  7. We just benchmarked our agent, rtrvr.ai, on the Halluminate (YC S25) Web Bench, and rtrvr.ai achieved a new State-of-the-Art performance with an 81% success rate. For perspective, this surpasses not only all other…

  8. We are super excited to launch MCP integration capability, so that now you can easily combine doing an web agent task in your browser with calling an MCP Server. So for example, just prompting: Go to Arjun Chintapalli's…

  9. rtrvr.ai recently launched AI PDF Form Filling capability for our Chrome Extension, where you can leverage the context of multiple open tabs to fill a PDF form. To demo this capability, we had our agent fill an IRS 1040…

  10. We previously launched rtrvr.ai on HN but wanted to highlight rtrvr.ai's unique take on AI Web Agents: - A Chrome Extension, so you can use it directly as you browse - Super fast at 4x the speed of Operator - Dirt cheap…

  11. We initially launched rtrvr.ai: an AI Web Agent Chrome Extension that can autonomously complete tasks, scrape data to Sheets and call API's as you browse Chrome with just prompts! We showcased out AI Agent: -…

  12. Hey HN, I'm excited to share rtrvr.ai, a Chrome extension that brings the power of AI agents to your everyday web browsing. It's designed to automate complex web tasks, extract structured data from any website, and…