Free AI chat with open models, no account or sign-up required
Stage
Not given
Not given
Founded
Not given
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Based in
IN
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Pricing model
Free trial
Free
Pricing
Starter: $39/month (1 to 3 people asking most days); Pro: $119/month (up to 10 people asking most days); Team: $299/month (up to 30 people asking most days); Enterprise: pricing by contract, invoiced yearly. All plans include 14 days free trial with no card required.
Free with 10 prompts per day. UsingOpen Studio desktop app is $19 USD one-time purchase, or ¥99 CNY in mainland China.
Key features
Works in Slack threads with real-time progress updates
Connects to Slack, GitHub, and third-party tools via APIs
Scheduled automated tasks
Learning memory of procedures and customer data
Isolated execution environment with keys kept outside
Full audit log of all actions
Granular tool access control
Bring your own AI model option
Ready-made connectors for Linear, Notion, HubSpot, Stripe, Sentry
Usage allowance shown as share, not tokens or bills
Access to 20+ open-weight AI models including DeepSeek, Qwen, GLM, Gemma, GPT-OSS, Kimi K3 and MiniMax M3
No account required, no sign-up, no email or password needed
10 free prompts per day, reset at midnight UTC
Chat history saved locally on your device, never sent to servers
Streaming responses with visible reasoning for thinking models
Compare two models side by side in the same conversation
Live model availability status and real-time capacity information
Responsive design, installable as standalone mobile app
What makes it different
Learns from each task to reduce setup time on subsequent requests
No engineer required for setup—browser-based configuration
Security-first design with sandboxed execution and audit trails
Medians 20x faster than manual work for typical tasks
Complete privacy - chat history stays only on your device and is never sent to servers
Model picker with real-time availability, not a single locked-in assistant
Doozy
UsingOpen