CloudPrompt-to-app builders
Bolt.new
by StackBlitz
Supports 4 models · Cloud · Freemium; Premium at $20/mo · Defaults: Claude Sonnet 4.6
Decision note
Bolt.new is a proprietary cloud-hosted agent surface for AI-assisted coding, built by StackBlitz (released 2024-10). Bolt.new integrates with 4 verified models, including Claude Sonnet 4.6, Claude Opus 4.6, and Gemini 2.5 Pro. Pricing: Freemium; Premium at $20/mo. It's a hosted environment accessed via browser or companion clients, where teams can delegate multi-step work to vendor-managed agents without managing the underlying computer.
Overview
Browser-based AI app builder powered by WebContainers that generates, runs, and iterates on full-stack applications entirely in the browser.
Best LLMs for this agent
Default model
Pricing and Provider Comparison
Agent access tiers
| Tier | Price | Includes |
|---|---|---|
| Free | Free | $5 free credits to start |
| Premium | $20/mo | Monthly credits for individual use |
| Team | $30/mo | Per user/month, team collaboration |
| Business | $100/mo | Per user/month, advanced features |
| Enterprise | Custom | Custom pricing, enterprise features |
Featured Model Specs
| Model | Lab | Released | Context | Reasoning | Openness |
|---|---|---|---|---|---|
| Claude Sonnet 4.6 | Anthropic | 2026-02-17 | 1m | Yes | Proprietary |
| Claude Opus 4.6 | Anthropic | 2026-02-05 | 1m | Yes | Proprietary |
| Gemini 2.5 Pro | Google DeepMind | 2025-06-17 | 1m | Yes | Proprietary |
| GPT-4o (2024-11-20) | OpenAI | 2024-11-20 | 128k | No | Proprietary |
Model Compatibility Matrix
| Model | Lab | Default | Access tier | Notes |
|---|---|---|---|---|
| Claude Sonnet 4.6 | Anthropic | Yes | Free | Default model |
| Claude Opus 4.6 | Anthropic | No | Premium | — |
| Gemini 2.5 Pro | Google DeepMind | No | Premium | — |
| GPT-4o (2024-11-20) | OpenAI | No | Premium | — |
Underlying Models
Capabilities
| Feature | Supported |
|---|---|
| Chat | Yes |
| Agent mode | Yes |
| Multi-file edit | Yes |
| Autocomplete | No |
| Terminal | Yes |
| Code review | No |
| Git integration | Yes |
| Deploy integration | Yes |
| Local models | No |
| Bring your own key | No |
| MCP support | No |
| Offline mode | No |
| IP indemnity | No |
| SSO | No |
| On-prem | No |
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Last reviewed: 2026-06-12. Data sourced from agent documentation and provider pages.