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DeepSeek V4 Flash 0423 vs Nemotron 3 Nano 30B A3B

DeepSeek V4 Flash 0423 leads Nemotron 3 Nano 30B A3B on the Artificial Analysis Intelligence Index, 24.4 to 8.9, and Nemotron 3 Nano 30B A3B costs 1.3x less per output token ($0.22 vs $0.28 per million). Updated October 22, 2026; 31 benchmarks have a result for both.

Replace DeepSeek V4 Flash 0423 Replace Nemotron 3 Nano 30B A3B
DeepSeek V4 Flash 0423DeepSeek
Coding
No data
Overall
No data
Output $/M
$0.28
31
Nemotron 3 Nano 30B A3BNVIDIA
Coding
No data
Overall
No data
Output $/M
$0.22
0
vs boards won of 31 shared

DeepSeek V4 Flash 0423 or Nemotron 3 Nano 30B A3B: which to pick

Neither model has a coding score yet, so the two cannot be ranked on coding.

Pick DeepSeek V4 Flash 0423 for a larger context window (1.05M against 262K tokens).

Model ADeepSeek V4 Flash 0423DeepSeekNot benchmarked1 independent benchmarkNo cost per solved taskModel BNemotron 3 Nano 30B A3BNVIDIANot benchmarkedNo coding benchmarkNo cost per solved task
Shared results
31
DeepSeek V4 Flash 0423 only
18
Nemotron 3 Nano 30B A3B only
11
Like-for-like categories
7 of 9

Only benchmarks that tested both models count toward a pick; a result only one model has is shown but not compared.

Which one for your work

Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.

At a glance

Coding index
DeepSeek V4 Flash 0423 not benchmarked, Nemotron 3 Nano 30B A3B not benchmarked.
Widest category
Agentic work, 25.3 points apart on average over 1 shared benchmark.
Widest single gap
AA Coding Index: DeepSeek V4 Flash 0423 52.0 against Nemotron 3 Nano 30B A3B 14.4, 37.6 points apart on a 0 to 100 scale.
Output price
DeepSeek V4 Flash 0423 $0.28 against Nemotron 3 Nano 30B A3B $0.22 per million output tokens, 1.3x apart.
Context window
DeepSeek V4 Flash 0423 takes 1.05M tokens, Nemotron 3 Nano 30B A3B 262K.

Benchmark by benchmark

First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.

Boards won, where both have a result
CategoryDeepSeek V4 Flash 0423BarsNemotron 3 Nano 30B A3BTies
Coding30
Intelligence10
Agentic work10
Reasoning30
Math20
Knowledge40
General170
All shared boards310
CodingLike-for-likeSix of these boards feed the Vibe Coding Index30
Coding benchmarks for DeepSeek V4 Flash 0423 and Nemotron 3 Nano 30B A3B
BenchmarkDeepSeek V4 Flash 0423Nemotron 3 Nano 30B A3BLeader
LMArena WebDev1582Not measuredOnly DeepSeek V4 Flash 0423 measured
AA Coding Index52.014.4DeepSeek V4 Flash 0423
LiveCodeBench (Artificial Analysis run)Not measured74.1%Only Nemotron 3 Nano 30B A3B measured
SciCodeNot measured30.6%Only Nemotron 3 Nano 30B A3B measured
Terminal-Bench Hard (Artificial Analysis run)Not measured13.6%Only Nemotron 3 Nano 30B A3B measured
WeirdML45.6%Not measuredOnly DeepSeek V4 Flash 0423 measured
ALE-Bench678.2Not measuredOnly DeepSeek V4 Flash 0423 measured
LMArena Text: coding14571378DeepSeek V4 Flash 0423
LMArena Text: software and IT14531383DeepSeek V4 Flash 0423
LMArena WebDev: React1585Not measuredOnly DeepSeek V4 Flash 0423 measured
LMArena WebDev: HTML1558Not measuredOnly DeepSeek V4 Flash 0423 measured
Neither model has a result on the other 28 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index10
Intelligence benchmarks for DeepSeek V4 Flash 0423 and Nemotron 3 Nano 30B A3B
BenchmarkDeepSeek V4 Flash 0423Nemotron 3 Nano 30B A3BLeader
AA Intelligence Index24.48.9DeepSeek V4 Flash 0423
Epoch Capabilities Index146.1Not measuredOnly DeepSeek V4 Flash 0423 measured
Agentic workLike-for-likePublic boards, shown as published, kept out of the index10
Agentic work benchmarks for DeepSeek V4 Flash 0423 and Nemotron 3 Nano 30B A3B
BenchmarkDeepSeek V4 Flash 0423Nemotron 3 Nano 30B A3BLeader
AA Agentic Index26.31.0DeepSeek V4 Flash 0423
τ²-Bench TelecomNot measured40.9%Only Nemotron 3 Nano 30B A3B measured
Neither model has a result on the other 39 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index30
Reasoning benchmarks for DeepSeek V4 Flash 0423 and Nemotron 3 Nano 30B A3B
BenchmarkDeepSeek V4 Flash 0423Nemotron 3 Nano 30B A3BLeader
GPQA Diamond (Artificial Analysis run)Not measured75.7%Only Nemotron 3 Nano 30B A3B measured
Humanity's Last Exam (Artificial Analysis run)Not measured11.4%Only Nemotron 3 Nano 30B A3B measured
SimpleBench46.3%Not measuredOnly DeepSeek V4 Flash 0423 measured
LMArena Text: hard prompts14441348DeepSeek V4 Flash 0423
LMArena Text: expert14411355DeepSeek V4 Flash 0423
LMArena Text: hard prompts in English14491376DeepSeek V4 Flash 0423
Kagi LLM Benchmark52.2%Not measuredOnly DeepSeek V4 Flash 0423 measured
Neither model has a result on the other 15 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index20
Math benchmarks for DeepSeek V4 Flash 0423 and Nemotron 3 Nano 30B A3B
BenchmarkDeepSeek V4 Flash 0423Nemotron 3 Nano 30B A3BLeader
AA Math IndexNot measured91.0Only Nemotron 3 Nano 30B A3B measured
AIME 2025 (Artificial Analysis run)Not measured91.0%Only Nemotron 3 Nano 30B A3B measured
LMArena Text: math14261371DeepSeek V4 Flash 0423
LMArena Text: mathematical work14321375DeepSeek V4 Flash 0423
Neither model has a result on the other 9 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index40
Knowledge benchmarks for DeepSeek V4 Flash 0423 and Nemotron 3 Nano 30B A3B
BenchmarkDeepSeek V4 Flash 0423Nemotron 3 Nano 30B A3BLeader
MMLU Pro (Artificial Analysis run)Not measured79.4%Only Nemotron 3 Nano 30B A3B measured
LMArena Text: science14461353DeepSeek V4 Flash 0423
LMArena Text: medicine and healthcare14481349DeepSeek V4 Flash 0423
LMArena Text: legal and government14391341DeepSeek V4 Flash 0423
LMArena Text: business and finance14251346DeepSeek V4 Flash 0423
Neither model has a result on the other 13 boards here
Web designDirectional onlyPublic boards, shown as published, kept out of the index8 boards, none shared
Web design benchmarks for DeepSeek V4 Flash 0423 and Nemotron 3 Nano 30B A3B
BenchmarkDeepSeek V4 Flash 0423Nemotron 3 Nano 30B A3BLeader
Design Arena: websites1207Not measuredOnly DeepSeek V4 Flash 0423 measured
Design Arena: UI components1162Not measuredOnly DeepSeek V4 Flash 0423 measured
Design Arena: game dev1196Not measuredOnly DeepSeek V4 Flash 0423 measured
Design Arena: data viz1127Not measuredOnly DeepSeek V4 Flash 0423 measured
Design Arena: 3D1188Not measuredOnly DeepSeek V4 Flash 0423 measured
Design Arena: all code categories1205Not measuredOnly DeepSeek V4 Flash 0423 measured
Design Arena: SVG1155Not measuredOnly DeepSeek V4 Flash 0423 measured
Design Arena: ASCII art1109Not measuredOnly DeepSeek V4 Flash 0423 measured
Neither model has a result on the other 1 board here
GeneralLike-for-likePublic boards, shown as published, kept out of the index170
General benchmarks for DeepSeek V4 Flash 0423 and Nemotron 3 Nano 30B A3B
BenchmarkDeepSeek V4 Flash 0423Nemotron 3 Nano 30B A3BLeader
IFBenchNot measured71.1%Only Nemotron 3 Nano 30B A3B measured
Long context reasoning (AA-LCR)Not measured38.0%Only Nemotron 3 Nano 30B A3B measured
DTBench86.4%Not measuredOnly DeepSeek V4 Flash 0423 measured
LMCA35.9%Not measuredOnly DeepSeek V4 Flash 0423 measured
LMArena Text14321348DeepSeek V4 Flash 0423
LMArena Text: instruction following14211303DeepSeek V4 Flash 0423
LMArena Text: creative writing14031269DeepSeek V4 Flash 0423
LMArena Text: English14411377DeepSeek V4 Flash 0423
LMArena Text: non-English14191320DeepSeek V4 Flash 0423
LMArena Text: Chinese14631383DeepSeek V4 Flash 0423
LMArena Text: German14191348DeepSeek V4 Flash 0423
LMArena Text: Japanese13891268DeepSeek V4 Flash 0423
LMArena Text: Korean13831269DeepSeek V4 Flash 0423
LMArena Text: French14391396DeepSeek V4 Flash 0423
LMArena Text: Spanish14361376DeepSeek V4 Flash 0423
LMArena Text: Russian14271304DeepSeek V4 Flash 0423
LMArena Text: Polish14361303DeepSeek V4 Flash 0423
LMArena Text: multi-turn14491319DeepSeek V4 Flash 0423
LMArena Text: longer queries14341300DeepSeek V4 Flash 0423
LMArena Text: writing and language14101283DeepSeek V4 Flash 0423
LMArena Text: entertainment and media14001293DeepSeek V4 Flash 0423
Neither model has a result on the other 25 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for DeepSeek V4 Flash 0423 and Nemotron 3 Nano 30B A3B
BenchmarkDeepSeek V4 Flash 0423Nemotron 3 Nano 30B A3BLeader
Neither model has a result on 5 boards here

What each workload costs

Three fixed token mixes at each model's listed price, so per-token rates become a bill.

Chat turn

1K input + 500 output tokens

DeepSeek V4 Flash 0423$0.0003Fits in one request
Nemotron 3 Nano 30B A3B$0.0002Fits in one request

Nemotron 3 Nano 30B A3B costs less

Repository review

50K input + 3K output tokens

DeepSeek V4 Flash 0423$0.0078Fits in one request
Nemotron 3 Nano 30B A3B$0.0034Fits in one request

Nemotron 3 Nano 30B A3B costs less

Agent loop

200K input + 10K output tokens

DeepSeek V4 Flash 0423$0.031Fits in one request
Nemotron 3 Nano 30B A3B$0.013Fits in one request

Nemotron 3 Nano 30B A3B costs less

Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.

Specification differences

The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.

Specifications of DeepSeek V4 Flash 0423 and Nemotron 3 Nano 30B A3B
SpecificationDeepSeek V4 Flash 0423NVIDIA Nemotron 3 Nano 30B A3B
MakerDeepSeekNVIDIA
WeightsOpen weightsOpen weights
ReleasedApril 24, 2026December 14, 2025
Context window1.05M262K
Input $/Mtok$0.14$0.055
Output $/Mtok$0.28$0.22
Coding indexNot benchmarkedNot benchmarked
Independent measurements behind it10
Cost per solved taskNot computableNot computable
SourceOpenRouter listingOpenRouter listing

Questions

Is DeepSeek V4 Flash 0423 better than Nemotron 3 Nano 30B A3B for coding?

Neither model has a coding score yet, so the two cannot be ranked on coding. Pick DeepSeek V4 Flash 0423 for a larger context window (1.05M against 262K tokens).

Which is cheaper, DeepSeek V4 Flash 0423 or Nemotron 3 Nano 30B A3B?

DeepSeek V4 Flash 0423 costs $0.14 per million input tokens and $0.28 per million output tokens; Nemotron 3 Nano 30B A3B costs $0.055 and $0.22. Cost per solved task is known for neither of them.

Which has the bigger context window, DeepSeek V4 Flash 0423 or Nemotron 3 Nano 30B A3B?

DeepSeek V4 Flash 0423, with 1.05M tokens against 262K.

How many benchmarks is the DeepSeek V4 Flash 0423 vs Nemotron 3 Nano 30B A3B comparison based on?

31 benchmarks have a result for both models as of October 22, 2026. DeepSeek V4 Flash 0423's coding index rests on 1 independent benchmark and Nemotron 3 Nano 30B A3B's on 0. Where only one model has a result, the page says so instead of naming a winner.

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