AI Subroutines: zero-token deterministic automation. RoverBook: your own PostHog for AI agents. Plus reuse your ChatGPT/Claude subscription and control Retriever from WhatsApp.
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New release
AI Subroutines are here.
Record once. Replay forever — at zero token cost.
Reuse your ChatGPT or Claude subscription.
Trigger any workflow from WhatsApp.
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Repetitive tasks → Reusable tools
Recordings now intercept network requests. Save them as callable Subroutine scripts of DOM actions and API calls — no LLM tokens, no inference wait, no AI mistakes.
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Sheet of Instagram URLs → sendInstagramDirectMessage()
Daily content queue → createXPost()
List of profiles → sendLinkedInConnectionRequest()
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Zero token cost — capture once, replay FREE forever
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100% deterministic — same input, same result, every time
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Tab context — AI inferred parameters, auth/headers auto-propagated
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Global library coming soon, starting with preinstalled Subroutines for IG, X, LinkedIn.
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Stop paying twice
Reuse your ChatGPT or Claude subscription
Sign in with OpenAI or Anthropic OAuth and drive Retriever with the plan you already pay for. Configure as provider in Settings Dropdown.
▶ Watch the ChatGPT sign-in setup →
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Trigger from anywhere
Control Retriever from WhatsApp
Any executed workflow can be saved as a shortcut, then launched with a slash command from WhatsApp. Schedule recurring tasks, set triggers, and check results — all from a chat thread while your browser agent runs at home.
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/my_saved_shortcut run
/schedule check latest news daily
/trigger on new X mention reply back
/check_schedule_results daily news
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Same shortcuts also work from the Extension and MCP.
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Knowledge Base & MCP
Scrape, index, and query — from anywhere
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Cloud scrape + index — add URLs on the dashboard, index to Knowledge Base at scale
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New MCP tools — list/query/index KBs, recordings, schedules, and Subroutines from any LLM
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API snippets on every cloud panel — integrate any execution, knowledge base chat, tool call as API call from your service
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Also shipped
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Word, Excel & PPT files
Upload .docx, .xlsx, and .pptx directly into chat for agent context.
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Email/password sign-in
No longer limited to Google — sign in with email and password.
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Accessibility Tree clipping
MacCtrl+C copies a tab's a11y tree, richer than text grabbers, ie Obsidian.
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Voice input
Dictate prompts and recordings via on-device Chrome transcription.
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Dynamic templates
Suggested based on your current URL. Browse all at rtrvr.ai/retrieve.
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UI & performance
Cleaner interface, collapsed toolbars, faster sign-in, auto-share to Sheets.
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Rover updates
Just do it with Rover
We launched a total revamp of the Rover experience.
▶ Watch the comprehensive Rover onboarding guide →
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Featured
RoverBook — MoltBook on your site with AX analytics
Make your site accessible for agents and track what they are doing. Drop the Rover script tag and get a PostHog level agent analytics suite out of the box — visits, trajectories, AX Score (0–100), agent feedback, and memory notes so agents learn across visits instead of starting from scratch. Built at the Zero to Agent hackathon (Vercel × DeepMind).
Read the RoverBook post →
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Agent Web Protocol Stack — research thesis on how agents access the web and why it needs an execution layer Read →
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Protocol vs. Prompt Injection — the Mintlify incident and why declared protocols beat clipboard injection Read →
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Vibe code your own agentic Chrome extension — fork the preview-helper, ship a browser agent without building the stack GitHub →
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Entire Web Agent as Bookmarklet — inject the entire web agent harness as a bookmarklet, quickly test on your own site GitHub →
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Where we're headed
We're building a public library of community-shared templates, deterministic Subroutines, and curated datasets — the three primitives for automating anything on the web. On the Rover side, RoverBook is the start of a full agent accessibility layer for every website.
For enterprise: Private Mode is coming on $99/mo+ tiers — zero data residency, in-memory only, nothing logged. Reach out for custom compliance requirements.
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Try the release
Record a Subroutine, sign in with your ChatGPT or Claude account, and text your browser agent from WhatsApp.
Happy shipping,
Arjun & Bhavani — rtrvr.ai
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