AI startup Modal Labs is reportedly in advanced talks to secure a funding round at a valuation of $2.5 billion, according to sources. This potential deal would significantly boost the company's value, more than doubling from the $1.1 billion valuation announced just five months ago. General Catalyst is leading the negotiations, with Modal's annualized revenue run rate (ARR) estimated at $50 million. However, discussions are still in their early stages, and terms may change. Modal Labs, founded by Erik Bernhardsson, focuses on optimizing AI inference, a critical process for generating responses from user queries. This field is attracting significant investor interest, with competitors like Baseten and Fireworks AI securing substantial funding recently. Baseten raised $300 million at a $5 billion valuation, and Fireworks AI secured $250 million at a $4 billion valuation. The open-source project vLLM has also been commercialized as Inferact, raising $150 million in seed funding. These developments highlight the rapid growth and high valuation potential in the AI inference sector, with Modal Labs at the forefront of this trend.