Build smarter. Prove it.
Backbuild is the platform for teams that need AI-powered intelligence and mathematically proven software correctness. From SaaS builders to safety-critical systems, build with confidence that your code does exactly what it should.
Two products. One platform.
Backbuild AI
The platform for SaaS builders who need AI intelligence and mathematically proven software correctness. Build any product and launch it with multi-tenant architecture, billing, feature flags, and enterprise security built in.
Learn more →Backbuild Prove
Formal verification for your code. Mathematical proof that your software is correct — not testing, not linting, proof. Built on higher-order logic with Lean 4 cross-validation, signed proof certificates, and a public verification service.
Learn more →Why Backbuild
Enterprise Security
SOC 2, HIPAA, PCI DSS, ISO 27001, and GDPR compliant. Row-level security, AES-256 encryption at rest, TLS 1.3 in transit. Every API call is authenticated, authorized, and audit-logged.
Multi-Tenant Architecture
Build and ship SaaS products on Backbuild's infrastructure. Feature flags, per-tenant configuration, pricing plan management, and Stripe billing integration included.
AI-Native Platform
Built-in AI assistant, document analysis, embeddings pipeline, and tool builder. Configure AI models per plan, build custom skills, and deploy AI agents across your organization.
Formally Verified
Backbuild Prove brings mathematical certainty to your code. Over 1,400 theorems spanning 77 mathematical domains, verified at compile time with zero runtime cost.
Global Edge Deployment
Deployed on Cloudflare Workers across 300+ data centers. Sub-50ms latency worldwide. Durable Objects for stateful workloads. R2 for object storage. D1 for edge SQL.
Open & Extensible
REST API for everything. MCP integration for AI tools. VS Code extension for Prove. CLI for automation. Webhook integrations. Feature flag system for progressive rollouts.