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Gemini 3.8 Flash vs Step3-VL-10B

Gemini 3.8 Flash leads the LLM Stats Score 51.0 to 26.1.

Google · StepFun · Updated for 2026

Which is better?

Gemini 3.8 Flash leads the overall LLM Stats Score 51.0 to 26.1, ranking #15 overall.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Gemini 3.8 Flash

  • overall performance matters — it scores 51.0 and ranks #15 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you want the most recent training data — it shipped Sep 2026

Choose Step3-VL-10B

  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Gemini 3.8 Flash
Google
Step3-VL-10B
StepFun
Core performance indexes
LLM Stats Score
51.0
#15
26.1
#143
Reasoning
46.9
#24
25.9
#140
Cost, coverage & limits
Benchmark wins
—
—
Input price
$0.75 / M
— / M
Output price
$3.75 / M
— / M
Context window
1,048,576
—

Capability indexes

Additional strengths measured across groups of related public benchmarks

2 shared
Index
Gemini 3.8 Flash
Step3-VL-10B
Vision
33.8#15
17.1#81
Multimodal
34.8#12
20.9#63
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

13 reported for Gemini 3.8 Flash · 6 for Step3-VL-10B

No common benchmarks found

Gemini 3.8 Flash and Step3-VL-10Bdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Gemini 3.8 Flash specifies input context (1,048,576 tokens). Only Gemini 3.8 Flash specifies output context (65,536 tokens).

Google
Gemini 3.8 Flash
Input1,048,576 tokens
Output65,536 tokens
StepFun
Step3-VL-10B
Input- tokens
Output- tokens
Sat Sep 05 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Gemini 3.8 Flash and Step3-VL-10B support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Gemini 3.8 Flash

Text
Images
Audio
Video

Step3-VL-10B

Text
Images
Audio
Video

License

Usage and distribution terms

Gemini 3.8 Flash is licensed under a proprietary license, while Step3-VL-10B uses Apache 2.0.

License differences may affect how you can use these models in commercial or open-source projects.

Gemini 3.8 Flash

Proprietary

Closed source

Step3-VL-10B

Apache 2.0

Open weights

Release Timeline

When each model was launched

Gemini 3.8 Flash was released on 2026-09-02, while Step3-VL-10B was released on 2026-01-15.

Gemini 3.8 Flash is 8 months newer than Step3-VL-10B.

Gemini 3.8 Flash

Sep 2, 2026

3 days ago

7mo newer
Step3-VL-10B

Jan 15, 2026

7 months ago

Knowledge Cutoff

When training data ends

Gemini 3.8 Flash has a documented knowledge cutoff of 2026-03-31, while Step3-VL-10B's cutoff date is not specified.

We can confirm Gemini 3.8 Flash's training data extends to 2026-03-31, but cannot make a direct comparison without Step3-VL-10B's cutoff date.

Gemini 3.8 Flash

Mar 2026

Step3-VL-10B

—

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Gemini 3.8 Flash and Step3-VL-10B side-by-side, then vote on the output you prefer.

Gemini 3.8 Flash
✓ Preferred
Step3-VL-10B
Open in Playground

FAQ

Common questions about Gemini 3.8 Flash vs Step3-VL-10B.

Which is better, Gemini 3.8 Flash or Step3-VL-10B?

Gemini 3.8 Flash leads the LLM Stats Score 51.0 to 26.1. Gemini 3.8 Flash is made by Google and Step3-VL-10B is made by StepFun. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Gemini 3.8 Flash compare to Step3-VL-10B in benchmarks?

Gemini 3.8 Flash scores Terminal-Bench 2.1: 89.4%, LVBench: 87.1%, CharXiv-R: 86.2%, LABBench2: 86.2%, DeepSWE 1.1: 73.7%. Step3-VL-10B scores MMBench: 91.8%, AIME 2025: 87.7%, MathVista: 84.0%, MMMU: 78.1%, MathVision: 70.8%.

What are the context window sizes for Gemini 3.8 Flash and Step3-VL-10B?

Gemini 3.8 Flash supports 1.0M tokens and Step3-VL-10B supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 3.8 Flash and Step3-VL-10B?

Key differences include LLM Stats Score (51.0 vs 26.1), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 3.8 Flash and Step3-VL-10B?

Gemini 3.8 Flash is developed by Google and Step3-VL-10B is developed by StepFun.

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