DeepSeek vs Bolt.new
A detailed side-by-side comparison to help you choose the right AI coding agent for your needs.
Best open-source AI for code reasoning and generation
DeepSeek
DeepSeek is a Chinese AI lab whose open-source models have disrupted the AI industry, achieving competitive performance with frontier models at a fraction of the training cost. Featured on the a16z To...
AI Models
DeepSeek-V3.2DeepSeek-R1DeepSeek-V4
Key Features
- Chain-of-thought reasoning rivaling frontier closed models
- Strong code generation across HumanEval and SWE-bench benchmarks
- Multi-file project understanding and generation
- Mathematical reasoning and proof assistance
- Open-weight models for self-hosting and fine-tuning
Pricing
Free — $0/month
API — $0.028-2.19/million tokens (with cache pricing)
Self-hosted — Free (open-weight)
Pros
- Open-source models rival closed frontier systems at fraction of cost
- Self-hosting option provides complete data privacy and control
- OpenAI-compatible API makes migration effortless
Cons
- Web interface less polished than ChatGPT or Claude
- Chinese origin raises data sovereignty concerns for some enterprises
Best for instant full-stack app prototyping
Bolt.new
Bolt.new is an AI-powered app builder by StackBlitz that lets users create, run, and deploy full-stack web applications directly in the browser from natural language prompts. The platform uses WebCont...
AI Models
Claude Sonnet 4GPT-4oGemini 2.5 Pro
Key Features
- Full-stack app generation from natural language in browser
- WebContainers technology for instant Node.js environment
- Token-based system with monthly rollover on paid plans
- Built-in deployment with custom domain support
- Support for React, Next.js, Vue, Svelte, and more
Pricing
Free — $0/month
Pro — $25/month
Teams — $30/user/month
Enterprise — Custom pricing
Pros
- Fastest path from idea to deployed app with WebContainers
- Token rollover prevents waste on paid plans
- No local setup needed — everything runs in browser
Cons
- Free tier includes Bolt branding on deployed sites
- Token-based pricing can be unpredictable for complex projects