What It Does

Sutro is a backend generation platform that enables developers and AI coding platforms to create production-grade backends through prompts or a declarative language called SLang. The platform automatically generates complete backend infrastructure including data models, authentication, APIs, validation, security rules, and async workflows—eliminating the need for manual infrastructure setup and reducing code by up to 12x compared to traditional approaches.

Who It's For

Sutro is designed for AI coding platforms, no-code/low-code builders, and developers who want to rapidly deploy scalable backends without managing infrastructure. It's particularly valuable for platforms generating applications at scale, where token costs, generation speed, and backend stability across iterations are critical concerns.

Key Features & Capabilities

• SLang Language: A concise domain-specific language for defining backends structurally, with entities, relationships, authentication rules, and business logic in one place
• Automatic Infrastructure: Compiles definitions into complete backends with deployment, scaling, job execution, and async workflows handled automatically
• Built-in Security: First-class authentication and authorization rules that live alongside domain logic, enforced consistently across all endpoints
• Stable Regeneration: Structural definitions localize changes and maintain backend stability as applications evolve through regeneration cycles
• Multiple Generation Modes: Supports prompt-to-backend, prompt-to-full-stack app, and Figma-to-code workflows
• Cost Efficiency: Claims 97% cost reduction compared to alternatives like Supabase through elimination of boilerplate and duplicate logic

Typical Workflows

Developers can generate backends from natural language prompts describing their application requirements, or define backends precisely using SLang syntax. The platform handles schema derivation, API generation, validation rules, and security enforcement automatically. Documentation stays synchronized with the backend definition, preventing drift. For full-stack development, Sutro can generate and deploy complete applications from a single prompt, or convert Figma designs into production code.

What Sets It Apart

Sutro's declarative approach treats backend behavior as a structural definition rather than imperative code, enabling more efficient AI generation with lower token costs and more predictable outcomes. The platform's focus on stability across regeneration cycles addresses a critical pain point in AI-powered development, where iterative changes often break existing functionality. With over 20 years of combined team experience in code generation engines, Sutro positions itself as enterprise-ready infrastructure for the next generation of AI development platforms.