Spaice is an AI DevTool that allows users to create customizable behavior instructions for AI. Its main job is to define how AI should think, write, and respond.

Spaice is primarily for users looking to create AI behavior instructions, collaborate on projects, and visualize ideas. It caters to individuals and teams needing tailored AI interactions and project management.

What can I do with Spaice?

With Spaice, you can create AI behavior instructions, share collaborative spaces via email, and connect local agents for enhanced functionalities. Additionally, you can visualize projects using mind mapping tools.

How much does Spaice cost?

Spaice publishes a custom / contact-sales pricing model — get a quote on their site.

How is Spaice different from alternatives?

Spaice differentiates itself by focusing on customizable AI behavior instructions and collaborative space sharing within the AI DevTools category. It offers unique features like mind mapping and local agent connections.

Does Spaice have a free trial?

Check Spaice's site for current trial availability.

Spaice

Create AI Behavior Instructions

AI Engineering ToolsPaidWebsite

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Domain Rating

Monthly Traffic

Traffic Growth

+0.0%

Launch Date

N/A

Est. Revenue

N/A

Data updated Jun 29, 2026 · Traffic data: SimilarWeb (estimated)

About Spaice

Spaice allows users to define how AI should think, write, and respond through customizable behavior instructions.

Quick facts about Spaice

Spaice is an AI tool tracked by Relve in the AI Engineering Tools category. It uses a Paid pricing model and runs on the web at spaice.live.

The Relve catalog tracks 500+ live tools in AI Engineering Tools. Spaice is part of the editorial tracking surface, with a Domain Rating of 5 on Ahrefs' authority scale.

Closest alternatives: Abyss Hub, ACE Studio, Actionbook, Action Sync, Adaapt.AI. Compare Spaice head-to-head with any of these on the /compare surface — same feature axes, pricing tiers, and traffic side-by-side.

Best for: teams looking for ai engineering tools-class capabilities with a paid entry point. The Relve editorial team refreshes traffic, ranking, and feature data for Spaice on a rolling 24-hour cycle (last updated Jun 29, 2026), so the numbers above reflect the most recent snapshot of where the tool sits in the market. Traffic figures are SimilarWeb estimates.

Key Features

AI Behavior Customization

Create AI Behavior Instructions

This feature allows users to define how the AI should think, write, and respond by creating specific behavior instructions. Users can either write their own instructions or auto-generate them based on a memorable name, which helps tailor the AI's responses to better fit user needs.

Collaboration & Sharing

Share with Email

Users can share their space by entering email addresses, allowing for collaboration with others. The feature includes options for sending email notifications and setting permissions for editors or viewers, enhancing teamwork and communication.

General Access Settings

This feature allows users to manage access to their space by setting it to restricted or open to anyone with the link. This flexibility ensures that users can control who can view or edit their content, promoting security and privacy.

AI Integration & Settings

Connect Local Agent

Users can generate a temporary graph-scoped token for connecting to local agents like Claude Code. This token is time-sensitive and allows for secure interactions with the user's space, facilitating advanced functionalities.

AI Provider & Model Selection

This feature enables users to select their preferred AI provider and model from a list of options. By customizing the AI model, users can optimize the AI's performance and responses according to their specific requirements.

User Interface & Experience

Keyboard Shortcuts

Users can utilize keyboard shortcuts to enhance their workflow within the application. These shortcuts allow for quick access to various functions, improving efficiency and user experience while navigating the platform.

Mindmap Mode

This mode helps users turn handwriting into a grouped, connected map structure while they draw. It enhances the organization of ideas and facilitates better visualization of concepts, making it easier to understand complex information.