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DeepSeek V3.1 Terminus vs Qwen3 Coder 480B A35B

DeepSeek V3.1 Terminus leads Qwen3 Coder 480B A35B on the Artificial Analysis Intelligence Index, 14.8 to 11.9, and DeepSeek V3.1 Terminus costs 1.5x less per output token ($1.0142 vs $1.50 per million). Updated October 21, 2026; 38 benchmarks have a result for both.

Replace DeepSeek V3.1 Terminus Replace Qwen3 Coder 480B A35B
DeepSeek V3.1 TerminusDeepSeek
Coding
No data
Overall
No data
Output $/M
$1.0142
37
Qwen3 Coder 480B A35BQwen
Coding
No data
Overall
No data
Output $/M
$1.50
1
vs boards won of 38 shared

DeepSeek V3.1 Terminus or Qwen3 Coder 480B A35B: which to pick

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

Pick DeepSeek V3.1 Terminus for output tokens 1.5x cheaper ($1.0142 vs $1.50 per million) and work measured by τ²-Bench Telecom, where it leads.

Model ADeepSeek V3.1 TerminusDeepSeekNot benchmarkedNo coding benchmarkNo cost per solved taskModel BQwen3 Coder 480B A35BQwenNot benchmarked1 independent benchmarkNo cost per solved task
Shared results
38
DeepSeek V3.1 Terminus only
7
Qwen3 Coder 480B A35B only
15
Like-for-like categories
8 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 V3.1 Terminus not benchmarked, Qwen3 Coder 480B A35B not benchmarked.
Widest category
Math, 35.6 points apart on average over 3 shared benchmarks.
Widest single gap
AA Math Index: DeepSeek V3.1 Terminus 89.7 against Qwen3 Coder 480B A35B 39.3, 50.4 points apart on a 0 to 100 scale.
Output price
DeepSeek V3.1 Terminus $1.0142 against Qwen3 Coder 480B A35B $1.50 per million output tokens, 1.5x apart.
Context window
DeepSeek V3.1 Terminus takes 164K tokens, Qwen3 Coder 480B A35B 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 V3.1 TerminusBarsQwen3 Coder 480B A35BTies
Coding50
Intelligence10
Agentic work01
Reasoning50
Math30
Knowledge50
Web design50
General130
All shared boards371
CodingLike-for-likeSix of these boards feed the Vibe Coding Index50
Coding benchmarks for DeepSeek V3.1 Terminus and Qwen3 Coder 480B A35B
BenchmarkDeepSeek V3.1 TerminusQwen3 Coder 480B A35BLeader
SWE-bench VerifiedNot measured69.6%Only Qwen3 Coder 480B A35B measured
LMArena WebDevNot measured1275Only Qwen3 Coder 480B A35B measured
AA Coding Index43.5Not measuredOnly DeepSeek V3.1 Terminus measured
LiveCodeBench (Artificial Analysis run)79.8%58.5%DeepSeek V3.1 Terminus
SciCode38.0%Not measuredOnly DeepSeek V3.1 Terminus measured
Terminal-Bench Hard (Artificial Analysis run)31.8%18.9%DeepSeek V3.1 Terminus
Terminal-BenchNot measured27.2%Only Qwen3 Coder 480B A35B measured
GSO-BenchNot measured4.9%Only Qwen3 Coder 480B A35B measured
WeirdMLNot measured41.2%Only Qwen3 Coder 480B A35B measured
ALE-Bench745.2461.4DeepSeek V3.1 Terminus
LMArena Text: coding14251412DeepSeek V3.1 Terminus
LMArena Text: software and IT14261393DeepSeek V3.1 Terminus
LMArena WebDev: ReactNot measured1257Only Qwen3 Coder 480B A35B measured
LMArena WebDev: HTMLNot measured1287Only Qwen3 Coder 480B A35B measured
Neither model has a result on the other 25 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index10
Intelligence benchmarks for DeepSeek V3.1 Terminus and Qwen3 Coder 480B A35B
BenchmarkDeepSeek V3.1 TerminusQwen3 Coder 480B A35BLeader
AA Intelligence Index14.811.9DeepSeek V3.1 Terminus
Neither model has a result on the other 1 board here
Agentic workLike-for-likePublic boards, shown as published, kept out of the index01
Agentic work benchmarks for DeepSeek V3.1 Terminus and Qwen3 Coder 480B A35B
BenchmarkDeepSeek V3.1 TerminusQwen3 Coder 480B A35BLeader
AA Agentic Index6.8Not measuredOnly DeepSeek V3.1 Terminus measured
τ²-Bench Telecom37.1%43.6%Qwen3 Coder 480B A35B
Neither model has a result on the other 39 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index50
Reasoning benchmarks for DeepSeek V3.1 Terminus and Qwen3 Coder 480B A35B
BenchmarkDeepSeek V3.1 TerminusQwen3 Coder 480B A35BLeader
GPQA Diamond (Artificial Analysis run)79.2%61.8%DeepSeek V3.1 Terminus
Humanity's Last Exam (Artificial Analysis run)16.4%4.5%DeepSeek V3.1 Terminus
LMArena Text: hard prompts14261372DeepSeek V3.1 Terminus
LMArena Text: expertNot measured1338Only Qwen3 Coder 480B A35B measured
LMArena Text: hard prompts in English14321380DeepSeek V3.1 Terminus
Kagi LLM Benchmark57.4%49.5%DeepSeek V3.1 Terminus
Neither model has a result on the other 16 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index30
Math benchmarks for DeepSeek V3.1 Terminus and Qwen3 Coder 480B A35B
BenchmarkDeepSeek V3.1 TerminusQwen3 Coder 480B A35BLeader
AA Math Index89.739.3DeepSeek V3.1 Terminus
AIME 2025 (Artificial Analysis run)89.7%39.3%DeepSeek V3.1 Terminus
LMArena Text: math14021365DeepSeek V3.1 Terminus
LMArena Text: mathematical workNot measured1367Only Qwen3 Coder 480B A35B measured
Neither model has a result on the other 9 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index50
Knowledge benchmarks for DeepSeek V3.1 Terminus and Qwen3 Coder 480B A35B
BenchmarkDeepSeek V3.1 TerminusQwen3 Coder 480B A35BLeader
MMLU Pro (Artificial Analysis run)85.1%78.8%DeepSeek V3.1 Terminus
LMArena Text: science14511347DeepSeek V3.1 Terminus
LMArena Text: medicine and healthcare14681347DeepSeek V3.1 Terminus
LMArena Text: legal and government14571358DeepSeek V3.1 Terminus
LMArena Text: business and finance14141343DeepSeek V3.1 Terminus
Neither model has a result on the other 13 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index50
Web design benchmarks for DeepSeek V3.1 Terminus and Qwen3 Coder 480B A35B
BenchmarkDeepSeek V3.1 TerminusQwen3 Coder 480B A35BLeader
Design Arena: websites11871159DeepSeek V3.1 Terminus
Design Arena: UI components11821113DeepSeek V3.1 Terminus
Design Arena: game dev11311099DeepSeek V3.1 Terminus
Design Arena: data viz11671084DeepSeek V3.1 Terminus
Design Arena: 3D1141Not measuredOnly DeepSeek V3.1 Terminus measured
Design Arena: all code categories11751143DeepSeek V3.1 Terminus
Design Arena: SVG1065Not measuredOnly DeepSeek V3.1 Terminus measured
Neither model has a result on the other 2 boards here
GeneralLike-for-likePublic boards, shown as published, kept out of the index130
General benchmarks for DeepSeek V3.1 Terminus and Qwen3 Coder 480B A35B
BenchmarkDeepSeek V3.1 TerminusQwen3 Coder 480B A35BLeader
IFBench57.0%40.5%DeepSeek V3.1 Terminus
Long context reasoning (AA-LCR)69.3%45.7%DeepSeek V3.1 Terminus
DTBench81.3%Not measuredOnly DeepSeek V3.1 Terminus measured
LMCA28.6%Not measuredOnly DeepSeek V3.1 Terminus measured
LMArena Text14191357DeepSeek V3.1 Terminus
LMArena Text: instruction following14041355DeepSeek V3.1 Terminus
LMArena Text: creative writing14031333DeepSeek V3.1 Terminus
LMArena Text: English14291359DeepSeek V3.1 Terminus
LMArena Text: non-English14081346DeepSeek V3.1 Terminus
LMArena Text: ChineseNot measured1357Only Qwen3 Coder 480B A35B measured
LMArena Text: GermanNot measured1325Only Qwen3 Coder 480B A35B measured
LMArena Text: JapaneseNot measured1311Only Qwen3 Coder 480B A35B measured
LMArena Text: KoreanNot measured1305Only Qwen3 Coder 480B A35B measured
LMArena Text: FrenchNot measured1398Only Qwen3 Coder 480B A35B measured
LMArena Text: SpanishNot measured1360Only Qwen3 Coder 480B A35B measured
LMArena Text: Russian14351366DeepSeek V3.1 Terminus
LMArena Text: Polish14271344DeepSeek V3.1 Terminus
LMArena Text: multi-turn14111366DeepSeek V3.1 Terminus
LMArena Text: longer queries14221378DeepSeek V3.1 Terminus
LMArena Text: writing and language14091340DeepSeek V3.1 Terminus
LMArena Text: entertainment and media13911317DeepSeek V3.1 Terminus
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 V3.1 Terminus and Qwen3 Coder 480B A35B
BenchmarkDeepSeek V3.1 TerminusQwen3 Coder 480B A35BLeader
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 V3.1 Terminus$0.0008Fits in one request
Qwen3 Coder 480B A35B$0.0010Fits in one request

DeepSeek V3.1 Terminus costs less

Repository review

50K input + 3K output tokens

DeepSeek V3.1 Terminus$0.018Fits in one request
Qwen3 Coder 480B A35B$0.019Fits in one request

DeepSeek V3.1 Terminus costs less

Agent loop

200K input + 10K output tokens

DeepSeek V3.1 Terminus$0.071Exceeds the context window
Qwen3 Coder 480B A35B$0.075Fits in one request

DeepSeek V3.1 Terminus 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 V3.1 Terminus and Qwen3 Coder 480B A35B
SpecificationDeepSeek V3.1 TerminusQwen3 Coder 480B A35B
MakerDeepSeekQwen
WeightsOpen weightsOpen weights
ReleasedSeptember 22, 2025July 23, 2025
Context window164K262K
Input $/Mtok$0.3063$0.30
Output $/Mtok$1.0142$1.50
Coding indexNot benchmarkedNot benchmarked
Independent measurements behind it01
Cost per solved taskNot computableNot computable
SourceOpenRouter listingOpenRouter listing

Questions

Is DeepSeek V3.1 Terminus better than Qwen3 Coder 480B A35B for coding?

Neither model has a coding score yet, so the two cannot be ranked on coding. Pick DeepSeek V3.1 Terminus for output tokens 1.5x cheaper ($1.0142 vs $1.50 per million) and work measured by τ²-Bench Telecom, where it leads.

Which is cheaper, DeepSeek V3.1 Terminus or Qwen3 Coder 480B A35B?

DeepSeek V3.1 Terminus costs $0.3063 per million input tokens and $1.0142 per million output tokens; Qwen3 Coder 480B A35B costs $0.30 and $1.50. Cost per solved task is known for neither of them.

Which has the bigger context window, DeepSeek V3.1 Terminus or Qwen3 Coder 480B A35B?

Qwen3 Coder 480B A35B, with 262K tokens against 164K.

How many benchmarks is the DeepSeek V3.1 Terminus vs Qwen3 Coder 480B A35B comparison based on?

38 benchmarks have a result for both models as of October 21, 2026. DeepSeek V3.1 Terminus's coding index rests on 0 independent benchmarks and Qwen3 Coder 480B A35B's on 1. Where only one model has a result, the page says so instead of naming a winner.

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