Paper instruments released Ultramarine 1 Flash, a frontier-class model built for knowledge work.

It is open-source and achieves similar performance to Fable 5, while being 60x cheaper.

It was post-trained by a team of 5 for ~$300k all-in. Available on API now, with weights releasing in 2 weeks

It is on the Pareto frontier for knowledge work and built to support AI companies servicing banks, law firms, etc.