DeepSeek-V4-Flash-Vision-Exp vs DeepSeek-V4.1-Flash
DeepSeek-V4-Flash-Vision-Exp and DeepSeek-V4.1-Flash are closely matched at 46.0 and 51.8 on the LLM Stats Score. DeepSeek-V4-Flash-Vision-Exp and DeepSeek-V4.1-Flash cost the same.
DeepSeek · DeepSeek · Updated for 2026
Which is better?
DeepSeek-V4-Flash-Vision-Exp and DeepSeek-V4.1-Flash are closely matched on the overall LLM Stats Score at 46.0 and 51.8.
In the 5 individual benchmarks reported for both models, DeepSeek-V4.1-Flash wins 5; this is a narrower head-to-head signal than the composite indexes.
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 DeepSeek-V4.1-Flash
- your work emphasizes agents — it leads those capability indexes
- you value its reported benchmark strengths — it wins 5 of 5 exact shared results
- you want the most recent training data — it shipped Sep 2026
- you need open weights you can self-host or fine-tune
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 · 20 for DeepSeek-V4.1-Flash
DeepSeek-V4-Flash-Vision-Exp outperforms in 0 benchmarks, while DeepSeek-V4.1-Flash is better at 5 benchmarks (Agents' Last Exam, AutomationBench, NL2Repo, Terminal-Bench 2.1, ZEROBench).
DeepSeek-V4.1-Flash significantly outperforms across most 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) costs the same as DeepSeek-V4.1-Flash ($0.22/1M tokens).
For output processing, DeepSeek-V4-Flash-Vision-Exp ($0.66/1M tokens) costs the same as DeepSeek-V4.1-Flash ($0.66/1M tokens).
In conclusion, DeepSeek-V4-Flash-Vision-Exp and DeepSeek-V4.1-Flash cost the same.*
* 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 DeepSeek-V4.1-Flash's 1,040,000 tokens. Both models can generate responses up to 393,216 tokens.
Input capabilities
Documented input modalities across available providers
Both DeepSeek-V4-Flash-Vision-Exp and DeepSeek-V4.1-Flash support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
DeepSeek-V4-Flash-Vision-Exp
DeepSeek-V4.1-Flash
Release Timeline
When each model was launched
DeepSeek-V4-Flash-Vision-Exp was released on 2026-08-21, while DeepSeek-V4.1-Flash was released on 2026-09-10.
DeepSeek-V4.1-Flash is 1 month newer than DeepSeek-V4-Flash-Vision-Exp.
Aug 21, 2026
1 months ago
Sep 10, 2026
1 weeks ago
2w 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, DeepInfra. DeepSeek-V4.1-Flash is available from Fireworks, DeepInfra, DeepSeek, Novita.
DeepSeek-V4-Flash-Vision-Exp
DeepSeek-V4.1-Flash
Outputs Comparison
Judge for yourself.
Run your own prompts against DeepSeek-V4-Flash-Vision-Exp and DeepSeek-V4.1-Flash side-by-side, then vote on the output you prefer.
FAQ
Common questions about DeepSeek-V4-Flash-Vision-Exp vs DeepSeek-V4.1-Flash.