Core AI Chat Capabilities
Switch models, attach files, stream responses in real-time, and more.
Multiple AI Models
Access GPT-4, Claude, and Gemini in one interface. Choose the best model for each task without switching platforms.
Message Regeneration
Regenerate AI responses with the same or different model. Get alternative answers without retyping your question.
Edit & Resend Messages
Edit your previous messages and resend them to get updated responses. Perfect for refining your prompts.
Stop Generation
Stop AI responses mid-generation if they're going off track. Save time and tokens by controlling output.
Code Syntax Highlighting
Beautiful syntax highlighting for code blocks in all major programming languages with easy copy functionality.
Web Search Citations
When web search is enabled, see full citations with links to sources. Verify information with transparency.
Reasoning Display
Access the AI's thinking process with models that support reasoning. Understand how conclusions are reached.
Streaming Responses
See AI responses appear in real-time as they're generated. Watch tokens stream word-by-word for instant feedback.
File Attachments
Attach documents, images, and code files directly to conversations. AI analyzes and discusses your content intelligently.
Organization & Management
Manage conversations, folders, and workspaces with ease.
Workspaces
Organize conversations by projects, teams, or contexts. Keep personal and work content completely separated.
Workspace Context
Add custom instructions and knowledge files to your workspace.
Customizable Sidebar
Switch between chronological and folder-based sidebar layouts to match your preferred navigation style.
Folders
Organize conversations into custom folders. Create structures that match your workflow with intuitive drag-and-drop organization.
Auto-assign to Folders
Use Auto-assign to Folders if you want new conversations automatically placed in relevant folders based on their content.
AI Reorganization
Click the "Reorganize workspace with AI" button in your header to intelligently reorganize all existing conversations with one click.
Collapsible Sidebar
Maximize your workspace by collapsing the sidebar when you need to focus on conversations without distractions.
Chat Panel Navigation
Navigate between chats and channels within your workspace using the chat panel with visual breadcrumbs.
Sidebar Organization
Pin important conversations, archive old ones, and delete chats you no longer need.
Archive Inactive Chats
Automatically archive conversations with no activity. Keep your sidebar clean without manual effort.
Bulk Management
Select multiple conversations for bulk operations - archive, delete, move, or export with just a few clicks.
Real-Time Collaboration & Sharing
Group chats, AI-powered channels, public sharing, and member access.
Shared Workspaces
Create shared workspaces where team members access all conversations, folders, and settings together.
Group AI Chats
Multi-participant AI conversations where everyone can ask questions and get AI responses. Your entire team interacts with AI in one shared chat—each person asks, AI answers every time.
AI-Powered Channels
Create dedicated channels where team members and AI collaborate together. Build persistent conversation spaces for different topics and projects.
Reactions
React to any message with emojis for quick, lightweight feedback. Express agreement, appreciation, or emotion without interrupting the conversation flow.
Public Chat Sharing
Generate public links to share any conversation. Enable auto-updates to keep shared chats current with new messages.
Typing Indicators
See when team members are typing in shared workspaces. Real-time indicators help coordinate conversations.
Presence Indicators
See who is online in shared workspaces with real-time presence indicators. Color-coded status dots and avatars show team member availability at a glance.
Member Management
Invite team members to workspaces and manage their roles. Generate shareable invite links, change permissions, and control workspace access.
Unread Indicator
Don't miss new messages with unread indicators that make it easy to see what's new in your chats.
Productivity Tools
Save time, reduce repetition, and work more efficiently.
Usage Analytics
Monitor your AI usage with detailed analytics: track request activity, usage trends, and model preferences.
Full-Text Search
Search across all your chat titles and message content to find past conversations with full-text search.
Temporary Chats
Create one-time conversations that exist only in your current session without saving.
AI-Writing Tools
AI-powered tools to improve your writing before sending messages. Includes spell-check, paraphrase, and summarize features.
Usage Allowance
Flexible usage allowance with Base refills every 5 hours and monthly Reserve for burst usage.
Copy to Clipboard
Copy AI responses to your clipboard with one click. Instant copy functionality with visual feedback for easy content reuse.
Bring Your Own API Keys
Use your own API keys for models outside of Pro plan or for complete control over costs and usage limits.
Prompt Library
Save and organize your best prompts for quick reuse. Build a collection of proven templates for different tasks.
Voice to Text
Dictate messages using your voice instead of typing. Hands-free input for composing conversations.
Customization & Preferences
Adjust settings, themes, and behaviors to match your workflow.
Dark/Light Mode
Switch between light and dark themes instantly. Optimized for comfortable viewing in any lighting condition.
Keyboard Shortcuts
Navigate and control everything with keyboard shortcuts. Work faster and more efficiently.
Chat Behavior
Configure how messages behave with AI writing helpers, timestamps, sender labels, and automatic folder routing.
Mobile Responsive
Use Mantle on any device—desktop, tablet, or mobile. Fully responsive interface adapts to your screen size with touch-optimized controls.
Smart Notifications
Control when and how you receive notifications. Configure alerts for workspace activity, mentions, and AI responses.
Language Settings
Choose your preferred interface language from multiple supported languages.
Data & Privacy
Export, import, and manage your information with complete transparency.
Bulk Data Management
Manage all workspace conversations in one place. Search, filter, and perform bulk operations like archive, export, delete, or move to another workspace.
Data Export
Download all your conversations and messages as JSON files. Complete data ownership with backup and portability options.
Archive
Keep your chat list focused by archiving conversations you don't need active. Archived chats remain searchable and can be restored anytime.
Auto-Save Drafts
Your messages are automatically saved as you type. Switch conversations or close your browser without losing any work.
Privacy First
Your data is yours. We don't sell your information. Secure cloud infrastructure with transparent data practices and easy deletion.
Ephemeral Mode
Disable auto-save to prevent conversation history from being stored. When disabled, all chats exist only in memory.
Accessibility
Keyboard navigation, screen reader support, and clear visual feedback.
Keyboard Navigation
Navigate the entire interface using keyboard shortcuts. Essential commands for quick navigation and accessibility.
Screen Reader Support
Built-in screen reader compatibility with semantic HTML and ARIA labels throughout the interface.
Text-to-Speech
Listen to AI responses read aloud with natural-sounding voices. Ideal for multitasking or accessibility needs.
Integrations
Native integrations, webhook triggers, and MCP tool connections.
Channel Integrations
Get Linear issue updates, Stripe payment alerts, and Notion page changes posted directly to your workspace channels. No polling, no middleware.
Task Triggers
Start an agent task automatically when a Linear issue is created, a Stripe payment fails, or a custom webhook fires. Set it once, let it run.
Agent Tools
Give your agents the ability to act. Connect Linear, GitHub, Notion, Stripe, Slack, Gmail, Google Calendar, Drive, and Sheets — agents can create issues, send messages, manage emails, and update spreadsheets.
Tasks
Schedule recurring tasks, chain agents together, and trigger workflows.
AI Agents
Build specialized AI agents with custom instructions, knowledge files, and a default model. Deploy them in scheduled and triggered tasks to automate recurring work.
Scheduled Tasks
Run AI agent tasks on a schedule — every morning, weekly on Mondays, or any cron expression. Automate recurring research, digests, reports, and monitoring.
Event-Triggered Tasks
Launch AI agent tasks in response to events — a manual button click, an upstream task completing, or an event from Linear, Stripe, or any connected integration.
Plans
Start free, upgrade when ready.
Free Plan
Perfect for exploring AI models. A Base allowance refills every 5 hours with $ and $$ models and unlimited workspaces—no credit card required.
Pro Plan Benefits
For professionals and power users. $12/seat/month or $120/seat/year unlocks all AI models, a larger usage allowance, and advanced features.