DeepSeek-V4-Flash-Vision-Exp vs Qwen3.8 Flash
DeepSeek-V4-Flash-Vision-Exp and Qwen3.8 Flash are closely matched at 47.7 and 49.6 on the LLM Stats Score. Qwen3.8 Flash is 1.4x cheaper per token.
DeepSeek · Alibaba Cloud / Qwen Team · Updated for 2026
Which is better?
DeepSeek-V4-Flash-Vision-Exp and Qwen3.8 Flash are closely matched on the overall LLM Stats Score at 47.7 and 49.6.
The models split the 2 individual benchmarks reported for both models evenly.
On price, Qwen3.8 Flash is roughly 1.4x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
DeepSeek-V4-Flash-Vision-Exp also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose DeepSeek-V4-Flash-Vision-Exp
- you process long inputs — it offers a 1,048,576 token context window
Choose Qwen3.8 Flash
- cost matters — it's about 1.4x cheaper per token
- you want the most recent training data — it shipped Aug 2026
At a glance
The differences that matter most.
Capability indexes
Additional strengths measured across groups of related public benchmarks
Individual benchmarks
7 reported for DeepSeek-V4-Flash-Vision-Exp · 22 for Qwen3.8 Flash
DeepSeek-V4-Flash-Vision-Exp outperforms in 1 benchmarks (NL2Repo), while Qwen3.8 Flash is better at 1 benchmark (Agents' Last Exam).
Both models are evenly matched across the benchmarks.
Human preference
Blind head-to-head votes and playground preference scores
Pricing Analysis
Price comparison per million tokens
For input processing, DeepSeek-V4-Flash-Vision-Exp ($0.22/1M tokens) is 1.5x more expensive than Qwen3.8 Flash ($0.15/1M tokens).
For output processing, DeepSeek-V4-Flash-Vision-Exp ($0.66/1M tokens) is 1.4x more expensive than Qwen3.8 Flash ($0.47/1M tokens).
In conclusion, DeepSeek-V4-Flash-Vision-Exp is more expensive than Qwen3.8 Flash.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
DeepSeek-V4-Flash-Vision-Exp accepts 1,048,576 input tokens compared to Qwen3.8 Flash's 1,000,000 tokens. DeepSeek-V4-Flash-Vision-Exp can generate longer responses up to 393,216 tokens, while Qwen3.8 Flash is limited to 131,072 tokens.
Input capabilities
Documented input modalities across available providers
Both DeepSeek-V4-Flash-Vision-Exp and Qwen3.8 Flash support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
DeepSeek-V4-Flash-Vision-Exp
Qwen3.8 Flash
Release Timeline
When each model was launched
DeepSeek-V4-Flash-Vision-Exp was released on 2026-08-21, while Qwen3.8 Flash was released on 2026-08-26.
Qwen3.8 Flash is 0 month newer than DeepSeek-V4-Flash-Vision-Exp.
Aug 21, 2026
1 weeks ago
Aug 26, 2026
4 days ago
5d newerKnowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Provider Availability
DeepSeek-V4-Flash-Vision-Exp is available from DeepSeek. Qwen3.8 Flash is available from Novita.
DeepSeek-V4-Flash-Vision-Exp
Qwen3.8 Flash
Outputs Comparison
Judge for yourself.
Run your own prompts against DeepSeek-V4-Flash-Vision-Exp and Qwen3.8 Flash side-by-side, then vote on the output you prefer.
FAQ
Common questions about DeepSeek-V4-Flash-Vision-Exp vs Qwen3.8 Flash.