StepFun Step 3.5 Flash vs Wingman (Emergent)

Which one should you pick? Here's the full breakdown.

StepFun Step 3.5 Flash

B
7.8/10

StepFun's (China) agent-focused open-weight model -- Step 3.5 Flash launched 2026-02-01. 196B sparse MoE, ~11B active. Benchmarks slightly ahead of DeepSeek V3.2 at over 3x smaller total size. Step 3 (321B / 38B active, Apache 2.0) and Step3-VL-10B multimodal also in the family

Our Pick

Wingman (Emergent)

A
8.1/10

Emergent's messaging-first personal AI agent -- launched 2026-04-15 from the India vibe-coding startup ($70M raise, $300M valuation). Positioned as an OpenClaw alternative with safer defaults

CategoryStepFun Step 3.5 FlashWingman (Emergent)
Ease of Use6.08.5
Output Quality8.08.0
Value9.08.5
Features8.07.5
Overall7.88.1

Pricing Comparison

FeatureStepFun Step 3.5 FlashWingman (Emergent)
Free TierYesYes
Starting Price$0$0

Which Should You Pick?

Pick StepFun Step 3.5 Flash if...

Teams building agent systems on Chinese open-weight foundations who want something other than DeepSeek or Qwen, especially if agentic tool-use is the primary workload. Also good for Chinese-market products where StepFun's domestic tuning advantages matter. And for anyone looking to add diversity to their open-weight evaluation matrix beyond the top-3 Chinese labs.

Visit StepFun Step 3.5 Flash

Pick Wingman (Emergent) if...

  • Easier to use (8.5 vs 6)

Users who want the OpenClaw messaging-first UX without running their own infrastructure, especially in India, Southeast Asia, Latin America, and other markets where WhatsApp is the dominant messaging platform. Good for non-technical users who want a real personal agent without the terminal tax.

Visit Wingman (Emergent)

Our Verdict

StepFun Step 3.5 Flash and Wingman (Emergent) are extremely close overall. Your choice comes down to specific needs -- StepFun Step 3.5 Flash is better for teams building agent systems on chinese open-weight foundations who want something other than deepseek or qwen, especially if agentic tool-use is the primary workload, while Wingman (Emergent) works best for users who want the openclaw messaging-first ux without running their own infrastructure, especially in india, southeast asia, latin america, and other markets where whatsapp is the dominant messaging platform.