Cogito v2.1 671B MoE represents one of the strongest open models globally, matching performance of frontier closed and open models. This model is trained using self play with reinforcement learning to reach state-of-the-art performance on multiple categories (instruction following, coding, longer queries and creative writing). This advanced system demonstrates significant progress toward scalable superintelligence through policy improvement.
Try NowFrontier open-source reasoning
Advanced coding or creative writing
Instruction-following with thinking
128,000 tokens
16,384 tokens
$1.25 per 1M tokens
$1.25 per 1M tokens
$15 per 1K calls
$0.19 per 1K calls