
Byggr is an AI-powered software development platform that aims to democratize the creation of complex software. It distinguishes itself from LLM-only coding tools by employing a hybrid approach that combines a swarm of LLMs for understanding specifications with its proprietary Deterministic Language Model (DLM). This combination ensures hallucination-free, production-grade, and scalable code with built-in security and compliance. Byggr automates the process from requirements (PRDs, Figma files, data models, natural language prompts) to structured, validated code, including unit tests, infrastructure configurations, and documentation. Developers can collaborate with the AI through a 'Smart Re-Authoring' feature that preserves their modifications during future AI regenerations. The platform boasts lightning-fast code generation (over 100,000 lines per minute) and guarantees deterministic accuracy, meaning the same input always produces the same output. Byggr supports multiple programming languages such as C#, Python, Flutter, .NET, and Java, and is designed for enterprise needs, offering complete control, built-in compliance, and reduced technical debt.

Byggr is an AI-powered software development platform that aims to democratize the creation of complex software. It distinguishes itself from LLM-only coding tools by employing a hybrid approach that combines a swarm of LLMs for understanding specifications with its proprietary Deterministic Language Model (DLM). This combination ensures hallucination-free, production-grade, and scalable code with built-in security and compliance. Byggr automates the process from requirements (PRDs, Figma files, data models, natural language prompts) to structured, validated code, including unit tests, infrastructure configurations, and documentation. Developers can collaborate with the AI through a 'Smart Re-Authoring' feature that preserves their modifications during future AI regenerations. The platform boasts lightning-fast code generation (over 100,000 lines per minute) and guarantees deterministic accuracy, meaning the same input always produces the same output. Byggr supports multiple programming languages such as C#, Python, Flutter, .NET, and Java, and is designed for enterprise needs, offering complete control, built-in compliance, and reduced technical debt.
What they do: Hybrid AI platform (LLMs + proprietary Deterministic Language Model) that generates production-grade, hallucination-free software
Headquarters: San Francisco, California (remote-first)
Founders / leadership: Björn Stansvik (Co-founder, CEO) and Mark Robinson (Co-founder, COO)
Employee count: 27
Latest disclosed funding: Seed round announced March 1, 2024
Software development automation; reducing hallucinations and ensuring production-grade, compliant code generation
Developer tools / AI for software engineering
Seed round announced March 1, 2024; closed date listed as August 1, 2025 in funding profile