# Xo > Publicly sourced profile assembled by Optimly, in the Optimly AI Brand Index. Last refreshed 2026-10-04. - **Business Profile:** https://optimly.ai/brand/xo - **Dataset:** https://optimly.ai/brand/xo.json - **Markdown:** https://optimly.ai/brand/xo/llms.txt - **Official website:** https://xo.builders - **Slug:** xo - **Categories:** ai-machine-learning, data-analytics-business-intelligence, developer-tools ## Overview - **Tagline:** XO's core differentiator is its focus on 'units of work' (quirqs) for verifiable, auditable outcomes and measurable ROI for AI. It enables cost tracking per delivered outcome, rather than just token consumption, providing a 'P&L for AI' through sandboxed, secure environments. Source: Brand's website (https://xo.builders) · 2026-10-04 - **Description:** XO provides secure, auditable environments for AI agents to perform verifiable units of work, enabling businesses to measure AI impact, optimize costs, and prove ROI. It focuses on metering delivered outcomes, not just tokens or hours. Source: Brand's website (https://xo.builders) · 2026-10-04 ## Offerings - **Core capabilities:** - Environments (workspaces) for AI agents - 'quirq' (unit of work measurement) - project templates (Cowork - OpenClaw - Hermes - Claude Code) - integrations - security features. Source: Brand's website (https://xo.builders) · 2026-10-04 - **Pricing:** Subscription-based, 'Pay per workspace. Never per seat.' Tiers include Free, Starter ($10/month), Pro ($20/month), and Max ($100/month), with unlimited units of work and seats per workspace. Source: Brand's website (https://xo.builders) · 2026-10-04 ## Audience - **Target industry:** Businesses and developers looking to deploy, manage, and measure AI agent work efficiently and verifiably, from individual builders to large enterprises and teams shipping with agents. Source: Brand's website (https://xo.builders) · 2026-10-04 Page last updated 2026-10-04.