TokenPrice

Head-to-Head Pricing Benchmark

StepFun: Step 3.5 Flash vs ByteDance: UI-TARS 7B

Side-by-side pricing and context window comparison for production model selection.

Input delta: $0.00Output delta: $0.10Monthly delta: $6.00

Default Recommendation (120M input + 60M output)

ByteDance: UI-TARS 7B is lower-cost for the default monthly workload scenario.

Adjust the workload in the calculator below to see a live recommendation for your usage.

MetricStepFun: Step 3.5 FlashByteDance: UI-TARS 7B
Developerstepfunbytedance
Context Window256,000128,000
Input Cost / 1M Tokens$0.1000$0.1000
Output Cost / 1M Tokens$0.3000$0.2000
Projected Monthly Cost$30$24
Vision❌ No✅ Yes
Tool Calling✅ Yes❌ No
Structured Output❌ No❌ No
Reasoning✅ Yes❌ No
MMLU ScoreN/AN/A

Price History

StepFun: Step 3.5 Flash Pricing Trend

Input / 1M tokens0.0%Output / 1M tokens0.0%
Mar 7 — Mar 11
$0.1000$0.2000$0.3000Mar 7Mar 8Mar 9Mar 10Mar 11

Current Input / 1M

$0.1000

Current Output / 1M

$0.3000

Price History

ByteDance: UI-TARS 7B Pricing Trend

Input / 1M tokens0.0%Output / 1M tokens0.0%
Mar 7 — Mar 11
$0.1000$0.1500$0.2000Mar 7Mar 8Mar 9Mar 10Mar 11

Current Input / 1M

$0.1000

Current Output / 1M

$0.2000

Cost Calculator

Adjust your workload to see projected monthly costs.

01.0B
0500M

StepFun: Step 3.5 Flash

$30

per month

ByteDance: UI-TARS 7B

$24

per month

Lower cost

Live Recommendation

ByteDance: UI-TARS 7B is lower-cost at 120M input + 60M output tokens/month.

ByteDance: UI-TARS 7B saves $6.00/mo at this workload
Open StepFun: Step 3.5 Flash model pageOpen ByteDance: UI-TARS 7B model page

Compare More Alternatives

Continue evaluation with more “A vs B pricing” decision pages.

StepFun: Step 3.5 Flash vs AllenAI: Olmo 3 7B InstructStepFun: Step 3.5 Flash vs ByteDance Seed: Seed-2.0-MiniStepFun: Step 3.5 Flash vs Google: Gemini 2.0 FlashStepFun: Step 3.5 Flash vs Google: Gemini 2.5 Flash Lite

Quick Compare

Compare Any Two Models

Select two models to see a head-to-head pricing breakdown.

FAQ

Common questions for StepFun: Step 3.5 Flash vs ByteDance: UI-TARS 7B pricing decisions.

Which is cheaper for input tokens: StepFun: Step 3.5 Flash or ByteDance: UI-TARS 7B ?

StepFun: Step 3.5 Flash is cheaper or equal on input token cost by $0.00 per 1M tokens.

Which is cheaper for output tokens: StepFun: Step 3.5 Flash or ByteDance: UI-TARS 7B ?

ByteDance: UI-TARS 7B is cheaper on output token cost by $0.10 per 1M tokens.

What is the projected monthly cost difference between StepFun: Step 3.5 Flash and ByteDance: UI-TARS 7B ?

$6.00 difference for the default scenario (120M input + 60M output tokens/month).

How should I choose between StepFun: Step 3.5 Flash and ByteDance: UI-TARS 7B ?

Use this page to compare context window and token pricing, then open each model page to evaluate additional alternatives and monthly workload fit.