Cosine

Cosine is a UK-based frontier AI lab focused on autonomous software engineering. The company develops advanced AI coding agents by post-training open-source models, with a particular emphasis on enterprise-grade coding in security-critical environments. Its technical work spans autonomous software engineering, AI coding agent development, model post-training, and evaluation harnesses.

The company's flagship product, Genie, is an AI software engineer designed to handle complex software engineering tasks through codified human reasoning. Genie achieved a breakthrough score on SWE-Bench, a benchmark that evaluates AI systems on real-world software issues. Cosine was also selected for the UK's sovereign AI programme.

Cosine serves regulated industries including defence, financial services, and healthcare. The company partners with institutions such as the Alan Turing Institute, BAE Systems, BT, HSBC, Lloyds, and PwC. Its platform supports flexible deployment options - SaaS, VPC, on-premises, and air-gapped configurations - to meet the requirements of highly regulated enterprises.