Red Queen Bio Uses AI to Design Antibodies Against Pathogens Before AI Can Create Them

Red Queen Bio, a startup founded by science fiction author and biotech entrepreneur Hannu Rajaniemi, is racing to build medical countermeasures against biological threats using artificial intelligence—before advanced AI systems are weaponized to create novel pathogens. The Boston-based company, which launched with a $15 million seed round led by OpenAI in late 2025, operates on a defensive co-scaling thesis: that biological defenses must evolve at the same exponential pace as the AI capabilities that could threaten them.