Doubao 2.1 Pro 0915 Update Boosts Agent and Coding Abilities

ByteDance released Doubao 2.1 Pro version 0915 on Volcano Ark, upgrading agent task delivery with 500+ sub-agents for financial verification and multimodal coding that can turn floor plans into 3D.

2026-09-16 ~ 2026-09-18 · 3 related posts

Full story(2 episodes)→

• Episode 1: Doubao 2.1 Pro 0915 Update Boosts Agent and Coding Abilities(2026-09-16, 3 posts)
• Episode 2: Doubao Seed-2.1-pro Tested: 1M Context Handles 3D Sites and Games(2026-09-16, 2 posts)

• ByteDance ships Doubao Seed 2.1 Pro 0915: 500 sub-agent report checks, 30% cheaper vision tokens — 火山引擎 · 2026-09-16
• Doubao 2.1 Pro update: 500 sub-agents to verify reports, video-to-code multimodal coding — dotey · 2026-09-16
• Hands-On: ByteDance's New Doubao 2.1 Pro Turns Floor Plans and Sketches into Working 3D Apps — 机器之心 · 2026-09-18