Best StepFun Models for Design

Quick answer · Updated June 2026

Step 3.7 Flash is the best StepFun model for design and frontend generation, rated 1228 on Design Arena Elo.

1228Design Elo

42.6Intelligence

88 t/sSpeed

$0.200Input /M

256KContext

AI models ranked by Design Arena Elo — head-to-head human preference for generating UI, websites, data visualizations and 3D. The best models for frontend and design generation.

1S
step-3.7-flash
ReasoningToolsJSON+142.6 intel · $0.200/M · 88 t/s
1228
Design Elo

Frequently asked

What is the best StepFun model for design?

Step 3.7 Flash is the best StepFun model for design and frontend generation, rated 1228 on Design Arena Elo.

How many StepFun models are there?

modelgrep tracks 2 StepFun models with live benchmarks, speed, latency and per-provider pricing, led on intelligence by Step 3.7 Flash. 1 of them qualify for this ranking.

More StepFun rankings

StepFun: Smartest LLMs StepFun: Best LLMs for Coding StepFun: Fastest LLMs StepFun: Lowest-Latency LLMs StepFun: Cheapest LLMs StepFun: Best Free LLMs StepFun: Best Reasoning LLMs StepFun: Best Vision LLMs StepFun: Best LLMs for Agents StepFun: Best Open-Source LLMs StepFun: Longest-Context LLMs

All rankings

Small & Fast LLMs Smartest LLMs Best LLMs for Coding Fastest LLMs Lowest-Latency LLMs Cheapest LLMs Best Free LLMs Best Reasoning LLMs Best Vision LLMs Best LLMs for Agents Best Open-Source LLMs Longest-Context LLMs