阶跃星辰发布新一代Step3大模型，将于7月31日开源。这款321B参数的多模态推理模型在智能性、推理效率方面表现突出，支持跨领域知识理解和视觉分析。公司联合芯片厂商成立"模芯生态创新联盟"，并与上海国资达成战略合作，推动大模型应用落地。Step3在国产芯片上推理效率达竞品300%，吞吐量提升超70%，并建立"1+N"模型矩阵覆盖多领域。该模型在多个榜单取得SOTA成绩，具备强智能、低成本、可开源等特征。
Openai
$2.8
Input tokens/M
$11.2
Output tokens/M
1k
Context Length
Google
$0.49
$2.1
Xai
$1.4
$3.5
2k
$7.7
$30.8
200
-
Anthropic
$105
$525
$0.7
$7
$35
$17.5
$21
Alibaba
$4
$16
$1
$10
256
Baidu
128
$2
$20
$6
$24
Bytedance
$1.2
$3.6
4
$3.9
$15.2
64
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