Writer, a startup aiming to compete with the likes of OpenAI to sell artificial intelligence products to businesses, has raised a new round of financing that nearly quadruples its valuation to $1.9 billion.

Networking gear maker Juniper Networks has invested in artificial intelligence firm Recogni as part of a $102 million late-stage funding round, the companies said on Tuesday. Recogni said it will collaborate with Juniper Networks to build an AI inference system that can be installed in server racks.

Writer has raised $200 million at a $1.9 billion valuation to expand its generative AI platform. The round was co-led by Premji Invest, Radical Ventures, and ICONIQ Growth, with participation from investors including Salesforce Ventures,