ZMIME
Comparison · 2 models · Updated Oct 4, 2026

Step 3.5 Flash vs Trendyol Asure 12B

Step 3.5 Flash comes out ahead, 62 to 54 on our weighted score, and it is the cheaper option too.

  1. Our pick

    StepFun

    Step 3.5 Flash

    Released Jan 29, 2026

    62/100
    • ECI—
    • Price$0.10 / $0.30
    • Context256K
    Full specs Remove Step 3.5 Flash

  2. Trendyol

    Trendyol Asure 12B

    Released Feb 19, 2026

    54/100
    • ECI—
    • Price$0.10 / $0.50
    • Context131K
    Full specs Remove Trendyol Asure 12B

  3. Add a model

    Make it a three-way comparison.

01 — Verdict

Step 3.5 Flash is our pick

Step 3.5 Flash is the better all-round choice, scoring 62/100 against Trendyol Asure 12B (54). It leads on price, inputs & features and context window. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.

  • CapabilityNot enough dataNo independent benchmark covers every model here yet
  • Lowest priceStep 3.5 FlashStep 3.5 Flash $0.15 · Trendyol Asure 12B $0.20 per 1M tokens (3:1 blend)
  • Longest contextStep 3.5 FlashStep 3.5 Flash 256,000 · Trendyol Asure 12B 131,072 tokens
  • Widest inputsTrendyol Asure 12BStep 3.5 Flash: Text · Trendyol Asure 12B: Text, Images
  • Self-hostingAll open weightsEvery model here can be downloaded and run on your own hardware
How the score is built
MeasureWeightStep 3.5 FlashTrendyol Asure 12B
Price50%8983
Inputs & features30%3525
Context window20%3624
Overall100%62/10054/100

Left out because at least one model lacks the data: capability. The remaining weights were rescaled.

02 — Side by side

Every spec in one table

Highlighted cells lead their row. Dashes mean the data is not published.

Step 3.5 Flash vs Trendyol Asure 12B specifications side by side
SpecificationStep 3.5 FlashStepFunTrendyol Asure 12BTrendyol
Capability
Capabilities Index (ECI)——
ECI rank——
Price per million tokens
Input$0.10$0.10
Output$0.30 (best)$0.50
Cached input$0.02—
Blended (3:1)$0.15 (best)$0.20
Long-context rateSame rateSame rate
Price sourceOfficial StepFun (Global) APIMedian of 1 providers
Limits
Context window256,000 tokens (best)131,072 tokens
Max output256,000 tokens—
Inputs and features
TextYesYes
ImagesNoYes
PDFsNoNo
AudioNoNo
VideoNoNo
ReasoningYeslow · highNo
Tool callingYesNo
Structured outputNoNo
Availability
WeightsOpenOpenGemma
API model IDstep-3.5-flash—
API providers8 (best)1
ReleasedJan 29, 2026Feb 19, 2026
Knowledge cutoffJan 2025—
03 — Cost

What would a month cost?

Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.

  • Step 3.5 Flash$1.60
  • Trendyol Asure 12B$2.00
04 — Questions

Which should you choose?

Which is better: Step 3.5 Flash or Trendyol Asure 12B?

Step 3.5 Flash is the better all-round choice, scoring 62/100 against Trendyol Asure 12B (54). It leads on price, inputs & features and context window. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.

Which is cheaper, Step 3.5 Flash or Trendyol Asure 12B?

Step 3.5 Flash is cheaper at $0.10 input / $0.30 output per million tokens (official StepFun (Global) API price). Trendyol Asure 12B costs $0.10 input / $0.50 output per million tokens (median across 1 API provider). At a typical mix of three input tokens to one output token, that is $0.15 per million tokens for Step 3.5 Flash versus $0.20 for Trendyol Asure 12B (1.3× as much).

Which scores higher on benchmarks?

There is no independent benchmark that covers both models yet. Step 3.5 Flash has not been scored yet and Trendyol Asure 12B has not been scored yet.

Which is better for coding?

There are no published SWE-bench Verified results for Step 3.5 Flash and Trendyol Asure 12B yet, so there is no like-for-like coding score. Test both on a sample of your own tasks. Note that Trendyol Asure 12B does not support tool calling, which most coding agents need.

Which has the bigger context window?

Step 3.5 Flash has the largest context window at 256,000 tokens, against 131,072 for Trendyol Asure 12B. Maximum output per response: Step 3.5 Flash up to 256,000 tokens.

Which can read images, PDFs, audio or video?

Step 3.5 Flash accepts text; Trendyol Asure 12B accepts text and images. Trendyol Asure 12B handles the widest range of inputs.

Are any of these open source?

Yes, both publish their weights (Gemma), so you can self-host them.

Which is newer?

Trendyol Asure 12B is the newest, released Feb 19, 2026. Step 3.5 Flash came out Jan 29, 2026. Knowledge cutoff: Step 3.5 Flash Jan 2025.

How do you decide the winner?

Each model gets a 0–100 score on capability (50%, independent benchmark results); price (25%, blended price per million tokens (3 input : 1 output), log scale); inputs & features (15%, image, PDF, audio and video input, tool calling, structured output and reasoning); context window (10%, maximum tokens per request, log scale). Dimensions missing for any model are dropped and the remaining weights rescaled, so every model is judged on the same evidence. Specs and prices come from public model listings and the labs’ own API pages; capability scores come from independent benchmark runs. Data updated Oct 4, 2026.

05 — Keep comparing

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