字節跳動發佈豆包視頻生成模型Seedance2.5，單條視頻最長30秒，時長目前全球第一，已在全球企業內測，預計7月初正式發佈。
2026年6月23日火山引擎FORCE大會，字節跳動發佈豆包大模型重大升級：推出2.1Pro，聚焦編程、智能體與視覺語言模型；同時發佈視頻生成模型Seedance 2.5及2.04K版、圖像生成模型Seedream 5.0 Pro、音頻生成模型1.0。2.1Pro已開放API並接入釦子生態。火山引擎總裁譚待表示，豆包面向用戶的日常基礎功能（如搜索問答）將持續免費。
火山引擎在2026原動力大會上發佈豆包視頻生成模型Seedance 2.5，實現跨越式升級。新模型支持單段原生30秒視頻直出，可同時導入最多50個全模態素材，生成可控性大幅提升。目前全球企業內測，預計7月初正式上線。
字節跳動發佈視頻生成模型Seedance2.5，支持單次直出30秒完整視頻，標誌視頻生成邁入長序列時代。同時推出多模態模型豆包Seed2.1及圖像模型Seeddream5.0，提升其在AI領域的競爭力。
免費Seedance 2.5生成器，幫貓狗主人將照片秒變有趣寵物視頻
一款支持多模態輸入、可單次生成30秒原生4K畫質及同步音頻的AI視頻生成器。
ByteDance推出的新一代多模態4K AI視頻與圖像生成與編輯平臺。
Seedance 2.5可將提示、圖像等轉化為結構化短視頻簡報，生成電影級AI視頻。
Google
$0.49
輸入tokens/百萬
$2.1
輸出tokens/百萬
1k
上下文長度
$0.7
$2.8
Anthropic
$7
$35
200
$17.5
$21
$105
Alibaba
-
$2
$20
Bytedance
$1.2
$3.6
4
$0.8
128
Baidu
Openai
$0.4
64
$0.63
$3.15
131
Chatglm
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