Promptbook versus ChatGPT
When to choose Promptbook
When you want to delegate recurring website maintenance and keep agent instructions, tasks and working files in one project on a host you manage.
When to choose ChatGPT
When you want one place for questions, research and document work. For recurring work, use scheduled tasks or workspace agents.
| Feature | Promptbook | ChatGPT |
|---|---|---|
| Self-hosting | YesYour computer or server | NoOpenAI cloud |
| Runs with your computer off | ConditionalWhen hosted elsewhere | YesScheduled tasks |
| Where your data lives | On your host: project files with Git change history. | Chats and uploaded files at OpenAI; connected sources separate |
| AI models | Claude, GPT, Gemini, Qwen, … including local. Automatic choice from available models for the task. | OpenAI models by plan and mode |
| Scheduled tasks | YesRecurring agent tasks | YesScheduled tasks and agents |
| Integrations | Universal browser. Web apps even without a connector. | Apps/plugins, MCP and browser in agent mode |
| Passwords and credentials | Local encrypted Wallet; passwords outside the agent’s context. | Connected accounts; protected sign-in via browser takeover |
| Trust model | Zero Trust: E2E App–engine. The relay cannot read working content. | Trust in OpenAI cloud; permissions and action approvals |
| Mobile and remote control | YesApp over E2E to your own engine | YesWeb, mobile and desktop apps |
| AI tools and selection | Codex, Claude Code, Gemini CLI, Qwen Code, OpenCode, … Automatic choice by task and availability. | ChatGPT, Work and Codex modes depending on plan |
E2E protects the App–engine connection. External AI and services receive authorized inputs. Git keeps file history; it does not encrypt files or undo external actions. Wallet stays outside Git. Data and security ↗ Connection architecture ↗
Feature details
Self-hosting
PromptbookThe engine that runs and schedules agent work lives on your computer, company server or VPS under your control.
ChatGPTChatGPT is an OpenAI service. Agent mode has a virtual browser for online tasks.
Runs with your computer off
PromptbookClosing the controls leaves work running. Shutting down the engine host stops it. An engine on a running server can continue.
ChatGPTThe service’s scheduled tasks can run with your computer switched off.
Where your data lives
PromptbookAgents, tasks and conversations stay in project files on your host, with an auditable Git change history. Git does not encrypt files or undo actions in external services; Wallet stays outside it.
ChatGPTChats and uploaded files at OpenAI; connected sources separate
AI models
PromptbookClaude, GPT, Gemini, Qwen and other models through supported tools and extensible integrations, including local models depending on the adapter and task. You are not tied to one vendor. External models receive the inputs they need.
ChatGPTOpenAI models by plan and mode
Scheduled tasks
PromptbookGive a team of agents an ongoing responsibility, goal and rules. The engine runs one-off and recurring tasks.
ChatGPTOrdinary chats respond to messages. Scheduled tasks and workspace agents cover recurring work.
Integrations
PromptbookA universal browser operates web apps much like a person, including services without a ready-made connector or API. Capabilities depend on access, permissions and each service’s restrictions.
ChatGPTApps/plugins, MCP and browser in agent mode
Passwords and credentials
PromptbookWallet is an encrypted credential vault on your host, separate from Git. A protected integration fills verified sign-in forms without putting passwords in the agent’s context. Protection requires keeping Wallet isolated from agent tools.
ChatGPTConnected accounts; protected sign-in via browser takeover
Trust model
PromptbookZero Trust for the App–engine connection: working content is encrypted between endpoints, and neither the relay nor central backend decrypts it. External AI and tools receive authorized inputs; account and operational metadata remain separate.
ChatGPTTrust in OpenAI cloud; permissions and action approvals
Mobile and remote control
PromptbookUse the control App to assign work, follow chats and manage the project over an authenticated E2E connection to your own engine. The local Console has separate access on the engine host. Closing the App does not stop the operation.
ChatGPTWeb, mobile and desktop apps
AI tools and selection
PromptbookCodex, Claude Code, Gemini CLI, Qwen Code, OpenCode, GitHub Copilot, … A shared interface supports further integrations. Promptbook automatically chooses a suitable available tool and model for the task, capabilities and configured accounts, respecting your choices and limits.
ChatGPTChatGPT, Work and Codex modes depending on plan
Core features reviewed 10 November 2026. Integrations, models and access reviewed 11 November 2026.