ByteDance has postponed Doubao 2.2’s planned August launch, Baijing Lab reports, citing people close to the company. More pretraining and post-training aim to strengthen coding, tool use and agent capabilities. Seed is developing its next-generation giant model while maintaining upgrades to its current lineup. Doubao 2.2 is intended as a substantial interim upgrade: more development time now, with a bigger capability leap as the goal.