Arcee AI's 26-Person Team Builds a 400B-Parameter Open-Source Model Rivaling Claude at 96% Lower Cost - April 8, 2026

Arcee AI's 26-Person Team Builds a 400B-Parameter Open-Source Model Rivaling Claude at 96% Lower Cost - April 8, 2026 A tiny 26-person U.S. startup called Arcee AI has built Trinity Large Thinking, a 400-billion-parameter open-source language model that scores within striking distance of Claude Opus on agentic benchmarks — all for just $20 million in training costs and released under Apache 2.0 licensing. Hosted by Chris and Laura. The DX Today Podcast brings you daily deep dives into the most consequential stories in the AI ecosystem. Send us fan mail: https://dxtoday.com/contact #AI #OpenSource #ArceeAI #MixtureOfExperts #Apache2 #LLM #TechStartups