Windsurf Codex
Essays and updates on product, engineering, and AI by Chase Adams.
1 minute read
Website: https://cognition.ai/blog/windsurf
Acquired by Cognition Labs in July 2025
Windsurf Codex (also known as Windsurf IDE) is an agentic integrated development environment originally built by Codeium and acquired by Cognition Labs on July 14, 2025. It combines traditional code completion with higher-level AI reasoning and flow-based assistance, offering an integrated experience for AI-powered development.
At the time of acquisition, Windsurf had $82M ARR, 350+ enterprise customers, and hundreds of thousands of daily active users.
Key Features
- Flow-Based AI: Manages context and tasks through "flows"
- Fast Autocomplete: Sub-millisecond code suggestions
- Multi-Model Support: Choose from multiple AI models
- Integrated IDE: Purpose-built for AI assistance
- Free Tier Available: Generous free usage limits
Pricing
Pricing details: https://windsurf.com/pricing
- Free: Unlimited basic features
- Pro: $10/month for advanced features
- Teams: Custom pricing
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