February 6, 2026
Skills
Upload markdown files to give your agents specialized knowledge, instructions, or playbooks. Agents reference these skills during builds and conversations.- Upload, view, and delete
.mdskill files per agent - Toggle between Preview (rendered markdown) and Raw (source text) views
Platform Tools for Workflows
Two new built-in tools available inside workflow node code:| Tool | Description |
|---|---|
call_ai_tool(prompt) | Run AI-powered processing within any workflow step |
query_knowledge_base(query) | Search your agent’s knowledge base from workflow code |
File Uploads in Chat
You can now upload files directly to your agent during conversations for processing.Redesigned Home Page
Clean, centered layout with a collapsible sidebar for a more focused experience.Chat-Driven Build & Test
Building and testing agents now happens through natural chat messages instead of separate buttons — making the entire agent creation feel like a conversation.Pre-Execution Approval
Action nodes in test runs now pause before executing, giving you full control to approve or reject each action.Improved Sandbox Reliability
Agents automatically recover from inactive sandbox states, so conversations always work — even after extended breaks.Other Improvements
- Browser notifications when agent builds complete
- Higher character limits in the prompt input box
- Better thought labels — clearer display of what your agent is doing (e.g., “Searching Web”, “Fetching Page”)
- Sandbox setup loader — animated UI while your agent’s environment initializes
January 26, 2026
Slash Commands in AI Assistant
You can now use slash commands in the AI Assistant chat to quickly execute agent actions without clicking buttons.Available Commands
| Command | Description |
|---|---|
/connect | Open the integrations panel to connect tools |
/build | Build the agent workflow |
/test | Test the agent |
/edit | Return agent to draft mode for editing |
/retest | Re-run tests after making changes |
/publish | Publish the agent to live |
How to Use
- Type
/in the chat input to see available commands - Use arrow keys to navigate, Enter to select
- Type to filter commands (e.g.,
/conshows only/connect) - Press Escape to dismiss
/publish is only available after testing.Other Improvements
- Better text wrapping: Long URLs and text now wrap properly in chat messages
- Subtle scrollbars: Cleaner, more minimal scrollbar styling throughout the app
November 15, 2025
Hello World
We’ve launched Decisional to the world. Decisional is the easiest way to build powerful agents for automation using the familiarity of a spreadsheet!New Documentation
- Getting Started Guide – Build your first agent in 5 minutes
- Core Concepts – Deep dive into agents, worksheets, sources, and runs
- User Guides – Complete guides for agents, worksheets, and sources
- Glossary & FAQ – Quick reference and common questions