Model Comparison

DeepSeek-V4-Flash

vs

Step-3.5-Flash

May 11, 2026

Pricing

Input

$

0.14

/ M Tokens

$

0.1

/ M Tokens

Output

$

0.28

/ M Tokens

$

0.3

/ M Tokens

Metadata

Create on

Apr 22, 2026

Feb 1, 2026

License

MIT

APACHE 2.0

Provider

DeepSeek

StepFun

Specification

State

Available

Available

Architecture

MoE

Sparse MoE Transformer

Calibrated

Yes

No

Mixture of Experts

Yes

Yes

Total Parameters

158B

196B

Activated Parameters

13B

11B

Reasoning

No

No

Precision

FP8

FP8

Context length

1049K

262K

Max Tokens

393K

66K

Supported Functionality

Serverless

Supported

Supported

Serverless LoRA

Not supported

Not supported

Fine-tuning

Not supported

Not supported

Embeddings

Not supported

Not supported

Rerankers

Not supported

Not supported

Support image input

Not supported

Not supported

JSON Mode

Supported

Not supported

Structured Outputs

Not supported

Not supported

Tools

Supported

Supported

Fim Completion

Not supported

Not supported

Chat Prefix Completion

Supported

Supported

Ready to accelerate your AI development?

Ready to accelerate your AI development?

Ready to accelerate your AI development?