Step 3.7 Flash
StepFun오픈 웨이트Apache 2.0 · 상업적 사용 가능
설명
Step 3.7 Flash is an open-source multimodal reasoning model by StepFun with 198B total parameters (11B active) using Mixture of Experts. It accepts text and image inputs and features a 256K context window, selectable reasoning effort, tool calling, and agentic capabilities for coding and search workflows, scoring 80.9% on GPQA Diamond and 56.3% on SWE-bench Pro.
출시일
2026-05-29
파라미터
198.0B
컨텍스트 길이
256K
모달리티
image, text, video
능력 레이더
20
general
40
coding
81
reasoning
56
science
60
agents
90
multimodal
랭킹
벤치마크 점수 (LLM Stats)
(LLM Stats (zeroeval))General
GDPval
45.8%자체 보고
Reasoning
Terminal-Bench 2.1
59.5%자체 보고
SWE-Bench ProPrinceton NLP (2024)
56.3%자체 보고
Humanity's Last Exam (with tools, text-only)
47.2%자체 보고
AA 평가 지수
(Artificial Analysis)Tau2(Sierra + U Toronto + Vector Institute (2025))98.5
Gpqa(NYU + Cohere + Anthropic (2023))80.9
Lcr(Artificial Analysis)73.7
Ifbench(Google Research (2023))67.3
Scicode(UIUC + Argonne National Lab (2024))43.9
Coding Index(Artificial Analysis)39.6
Terminalbench V2 139.3
Terminalbench Hard(Stanford × Laude Institute (2026))35.6
Hle(Center for AI Safety + Scale AI (2025))21.4
Intelligence Index(Artificial Analysis)19.5
Tau Banking12.0
LLM Stats 카테고리 점수
(LLM Stats (zeroeval))Code60
Tool Calling60
Legal50
Math50
Reasoning50
Finance50
General50
Agents50
가격
입력 가격$0.2 / 1M 토큰
출력 가격$1.15 / 1M 토큰
혼합 가격 (3:1)$0.438 / 1M 토큰
캐시 읽기 가격$0.04035 / 1M 토큰
속도
토큰/초0.0
첫 토큰 지연0.00s
첫 응답 지연0.00s
공급자 가격 순위
공급자 가격 순위
14개 공급자
최저가: DeepInfra최고가: Kenari
공급자입력출력
1DeepInfra최저가
$0
$0
2StepFun주요
$0.2
$1.15
3OpenRouter
$0.2
$1.15
4ZenMux
$0.2
$1.15
5Novita AI
$0.2
$1.15
6Kilo Gateway
$0.2
$1.15
7Requesty
$0.2
$1.15
8Vercel AI Gateway
$0.2
$1.15
9DevPass (LLM Gateway)
$0.2
$1.15
10StepFun (Global)
$0.2
$1.15
11EmpirioLabs AI
$0.2
$1.15
12StepFun (China)
$0.20175
$1.21052
13AIHubMix
$0.22
$1.32
14Kenari
$0.24
$1.37143
이 모델의 다양한 API 공급자 간 가격 비교.