# chatAgent > Technical documentation for chatAgent — a WhatsApp shopping bot built on Rivet durable actors, AgentOS V8 isolates and Pi Agent Core. ## Docs - [chatAgent](https://chat-agent-docs.pages.dev/): An AI shopping assistant for WhatsApp — Rivet durable actors, AgentOS V8 isolates, Pi Agent Core, Shopify Storefront, and Jev turn routing. - [Accounting](https://chat-agent-docs.pages.dev/accounting) - [Agent Architecture](https://chat-agent-docs.pages.dev/agent-architecture) - [Agent Lifecycle](https://chat-agent-docs.pages.dev/agent-lifecycle) - [AgentOS](https://chat-agent-docs.pages.dev/agentos) - [AgentOS Configuration](https://chat-agent-docs.pages.dev/agentos-configuration) - [Architecture](https://chat-agent-docs.pages.dev/architecture) - [Building Pi Extensions](https://chat-agent-docs.pages.dev/building-pi-extensions) - [Concurrency & Security](https://chat-agent-docs.pages.dev/concurrency-security) - [Docs Site](https://chat-agent-docs.pages.dev/docs-site): How this documentation site is built with Blume and deployed to Cloudflare Pages behind Cloudflare Access. - [Integration Guide](https://chat-agent-docs.pages.dev/integration-guide) - [Pi Agent Core API Reference](https://chat-agent-docs.pages.dev/pi-agent-core-api-reference) - [Pi Agent Setup](https://chat-agent-docs.pages.dev/pi-agent-setup) - [Rivet Actor Model](https://chat-agent-docs.pages.dev/rivet-actor-model) - [Rivet Agent Isolation](https://chat-agent-docs.pages.dev/rivet-agent-isolation) - [Shopify Integration Research](https://chat-agent-docs.pages.dev/shopify-integration-research) - [Turn Router Middleware](https://chat-agent-docs.pages.dev/turn-router-middleware) - [WhatsApp Business Cloud API](https://chat-agent-docs.pages.dev/whatsapp-business-cloud-api) - [WhatsApp Shopping Bot](https://chat-agent-docs.pages.dev/whatsapp-shopping-bot) ## Agent skills - [chatagent](https://chat-agent-docs.pages.dev/.well-known/agent-skills/chatagent/SKILL.md): Read the chatAgent docs instead of answering from memory. Technical documentation for chatAgent — a WhatsApp shopping bot built on Rivet durable actors, AgentOS V8 isolates and Pi Agent Core. Use when a task involves chatAgent: how it works, how to set it up or configure it, or its API. ## Agent resources - [llms-full.txt](https://chat-agent-docs.pages.dev/llms-full.txt): The full Markdown of every page in one file. - [Page Markdown](https://chat-agent-docs.pages.dev/index.md): Append `.md` to any page URL to fetch that page as raw Markdown. - [JSON API](https://chat-agent-docs.pages.dev/api/docs/pages.json): Page index of the JSON docs API; each entry links the page's JSON and Markdown forms. Described by the OpenAPI document at https://chat-agent-docs.pages.dev/openapi.json. - [Agent skills](https://chat-agent-docs.pages.dev/.well-known/agent-skills/index.json): Agent Skills discovery index of the skills this site publishes. - [API catalog](https://chat-agent-docs.pages.dev/.well-known/api-catalog): RFC 9727 linkset of the APIs documented here. - [AI catalog](https://chat-agent-docs.pages.dev/.well-known/ai-catalog.json): ARD manifest of the agent-facing resources on this site (MCP server, skills, APIs). - [agent-readability.json](https://chat-agent-docs.pages.dev/agent-readability.json): Manifest of every agent-facing artifact on this site. - [Sitemap](https://chat-agent-docs.pages.dev/sitemap.xml): Every indexable page URL with its last-modified date.