DeepSeek-V4-Flash-Vision-Exp vs Nemotron 3.5 Lightning (30B A3B)
DeepSeek-V4-Flash-Vision-Exp significantly outperforms across most benchmarks. Nemotron 3.5 Lightning (30B A3B) is 3.8x cheaper per token.
DeepSeek · NVIDIA · Updated for 2026
Which is better?
DeepSeek-V4-Flash-Vision-Exp outperforms in 1 benchmarks (Terminal-Bench 2.1), while Nemotron 3.5 Lightning (30B A3B) is better at 0 benchmarks. DeepSeek-V4-Flash-Vision-Exp significantly outperforms across most benchmarks.
On price, Nemotron 3.5 Lightning (30B A3B) is roughly 3.8x 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 benchmark, pricing, and model metadata for 2026.
Choose DeepSeek-V4-Flash-Vision-Exp
- you want the strongest raw capability — it leads on 1 of 1 shared benchmarks
- you process long inputs — it offers a 1,048,576 token context window
- you want the most recent training data — it shipped Aug 2026
Choose Nemotron 3.5 Lightning (30B A3B)
- cost matters — it's about 3.8x cheaper per token
- you need open weights you can self-host or fine-tune
At a glance
The differences that matter most.
Performance Benchmarks
Comparative analysis across standard metrics
DeepSeek-V4-Flash-Vision-Exp outperforms in 1 benchmarks (Terminal-Bench 2.1), while Nemotron 3.5 Lightning (30B A3B) is better at 0 benchmarks.
DeepSeek-V4-Flash-Vision-Exp significantly outperforms across most benchmarks.
Arena Performance
Playground indexes and blind preference scores
Pricing Analysis
Price comparison per million tokens
For input processing, DeepSeek-V4-Flash-Vision-Exp ($0.22/1M tokens) is 4.4x more expensive than Nemotron 3.5 Lightning (30B A3B) ($0.05/1M tokens).
For output processing, DeepSeek-V4-Flash-Vision-Exp ($0.66/1M tokens) is 3.3x more expensive than Nemotron 3.5 Lightning (30B A3B) ($0.20/1M tokens).
In conclusion, DeepSeek-V4-Flash-Vision-Exp is more expensive than Nemotron 3.5 Lightning (30B A3B).*
* 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 Nemotron 3.5 Lightning (30B A3B)'s 262,144 tokens. DeepSeek-V4-Flash-Vision-Exp can generate longer responses up to 393,216 tokens, while Nemotron 3.5 Lightning (30B A3B) is limited to 262,144 tokens.
Input Capabilities
Supported data types and modalities
DeepSeek-V4-Flash-Vision-Exp supports multimodal inputs, whereas Nemotron 3.5 Lightning (30B A3B) does not.
DeepSeek-V4-Flash-Vision-Exp can handle both text and other forms of data like images, making it suitable for multimodal applications.
DeepSeek-V4-Flash-Vision-Exp
Nemotron 3.5 Lightning (30B A3B)
Release Timeline
When each model was launched
DeepSeek-V4-Flash-Vision-Exp was released on 2026-08-21, while Nemotron 3.5 Lightning (30B A3B) was released on 2026-08-11.
DeepSeek-V4-Flash-Vision-Exp is 0 month newer than Nemotron 3.5 Lightning (30B A3B).
Aug 21, 2026
4 days ago
1w newerAug 11, 2026
2 weeks ago
Knowledge 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. Nemotron 3.5 Lightning (30B A3B) is available from DeepInfra.
DeepSeek-V4-Flash-Vision-Exp
Nemotron 3.5 Lightning (30B A3B)
Outputs Comparison
Judge for yourself.
Run your own prompts against DeepSeek-V4-Flash-Vision-Exp and Nemotron 3.5 Lightning (30B A3B) side-by-side, then vote on the output you prefer.
FAQ
Common questions about DeepSeek-V4-Flash-Vision-Exp vs Nemotron 3.5 Lightning (30B A3B).