StepFun Step 3.5 Flash vs Tableau AI

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

Our Pick

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

Tableau AI

B
7.0/10

Salesforce's analytics powerhouse now with AI-driven insights, natural language queries, and predictive modeling

CategoryStepFun Step 3.5 FlashTableau AI
Ease of Use6.05.0
Output Quality8.09.0
Value9.05.0
Features8.09.0
Overall7.87.0

Pricing Comparison

FeatureStepFun Step 3.5 FlashTableau AI
Free TierYesNo
Starting Price$0$15

Which Should You Pick?

Pick StepFun Step 3.5 Flash if...

  • Easier to use (6 vs 5)
  • Better value for money (9/10)
  • Has a free tier

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 Tableau AI if...

  • Higher output quality (9 vs 8)
  • More features (9 vs 8)

Enterprise analytics teams who need production-grade dashboards and predictive insights at scale.

Visit Tableau AI

Our Verdict

StepFun Step 3.5 Flash edges out Tableau AI with a 7.8 vs 7.0 overall score. Both are solid picks, but StepFun Step 3.5 Flash has the advantage in value.