DeepSeek V3.1 Terminus vs Qwen3 Next 80B A3B Instruct
DeepSeek V3.1 Terminus leads Qwen3 Next 80B A3B Instruct on the Artificial Analysis Intelligence Index, 14.8 to 9.6, at about the same output price ($1.0142 vs $1.10 per million). Updated October 22, 2026; 32 benchmarks have a result for both.
DeepSeek V3.1 Terminus or Qwen3 Next 80B A3B Instruct: 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 1.1x cheaper ($1.0142 vs $1.10 per million) and work measured by LMArena Text: coding or LMArena Text: software and IT, where it leads.
- Shared results
- 32
- DeepSeek V3.1 Terminus only
- 13
- Qwen3 Next 80B A3B Instruct only
- 9
- 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.
Coding
Vibe Coding Index, six public coding benchmarks
No call
Neither has a coding score yet.
One side not measured
Intelligence
AA Intelligence Index
DeepSeek V3.1 Terminus
DeepSeek V3.1 Terminus leads, 14.8 against 9.6.
Same board, both measured
Agentic work
AA Agentic Index
No call
Only DeepSeek V3.1 Terminus has a AA Agentic Index result, 6.8.
Directional only
Web design
Design Arena: websites
No call
Only DeepSeek V3.1 Terminus has a Design Arena: websites result, 1187.
Directional only
Long documents
Listed context window
Qwen3 Next 80B A3B Instruct
Qwen3 Next 80B A3B Instruct takes 262K tokens against 164K.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
Qwen3 Next 80B A3B Instruct
DeepSeek V3.1 Terminus $0.0008, Qwen3 Next 80B A3B Instruct $0.0006 per turn.
List prices
At a glance
- Coding index
- DeepSeek V3.1 Terminus not benchmarked, Qwen3 Next 80B A3B Instruct not benchmarked.
- Widest category
- Coding, 7.3 points apart on average over 4 shared benchmarks.
- Widest single gap
- Terminal-Bench Hard (Artificial Analysis run): DeepSeek V3.1 Terminus 31.8% against Qwen3 Next 80B A3B Instruct 9.8%, 22.0 points apart on a 0 to 100 scale.
- Output price
- DeepSeek V3.1 Terminus $1.0142 against Qwen3 Next 80B A3B Instruct $1.10 per million output tokens, 1.1x apart.
- Context window
- DeepSeek V3.1 Terminus takes 164K tokens, Qwen3 Next 80B A3B Instruct 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.
| Category | DeepSeek V3.1 Terminus | Bars | Qwen3 Next 80B A3B Instruct | Ties |
|---|---|---|---|---|
| Coding | 2 | 2 | ||
| Intelligence | 1 | 0 | ||
| Agentic work | 0 | 1 | ||
| Reasoning | 3 | 2 | ||
| Math | 2 | 1 | ||
| Knowledge | 4 | 1 | ||
| General | 11 | 2 | ||
| All shared boards | 23 | 9 |
CodingLike-for-likeSix of these boards feed the Vibe Coding Index22
| Benchmark | DeepSeek V3.1 Terminus | Qwen3 Next 80B A3B Instruct | Leader |
|---|---|---|---|
| AA Coding Index | 43.5 | Not measured | Only DeepSeek V3.1 Terminus measured |
| LiveCodeBench (Artificial Analysis run) | 79.8% | 78.4% | DeepSeek V3.1 Terminus |
| SciCode | 38.0% | Not measured | Only DeepSeek V3.1 Terminus measured |
| Terminal-Bench Hard (Artificial Analysis run) | 31.8% | 9.8% | DeepSeek V3.1 Terminus |
| ALE-Bench | 745.2 | Not measured | Only DeepSeek V3.1 Terminus measured |
| LMArena Text: coding | 1425 | 1440 | Qwen3 Next 80B A3B Instruct |
| LMArena Text: software and IT | 1426 | 1447 | Qwen3 Next 80B A3B Instruct |
| Neither model has a result on the other 32 boards here | |||
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index10
| Benchmark | DeepSeek V3.1 Terminus | Qwen3 Next 80B A3B Instruct | Leader |
|---|---|---|---|
| AA Intelligence Index | 14.8 | 9.6 | DeepSeek 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
| Benchmark | DeepSeek V3.1 Terminus | Qwen3 Next 80B A3B Instruct | Leader |
|---|---|---|---|
| AA Agentic Index | 6.8 | Not measured | Only DeepSeek V3.1 Terminus measured |
| τ²-Bench Telecom | 37.1% | 41.5% | Qwen3 Next 80B A3B Instruct |
| Neither model has a result on the other 39 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index32
| Benchmark | DeepSeek V3.1 Terminus | Qwen3 Next 80B A3B Instruct | Leader |
|---|---|---|---|
| GPQA Diamond (Artificial Analysis run) | 79.2% | 75.9% | DeepSeek V3.1 Terminus |
| Humanity's Last Exam (Artificial Analysis run) | 16.4% | 12.6% | DeepSeek V3.1 Terminus |
| LMArena Text: hard prompts | 1426 | 1428 | Qwen3 Next 80B A3B Instruct |
| LMArena Text: expert | Not measured | 1417 | Only Qwen3 Next 80B A3B Instruct measured |
| LMArena Text: hard prompts in English | 1432 | 1431 | DeepSeek V3.1 Terminus |
| Kagi LLM Benchmark | 57.4% | 66.7% | Qwen3 Next 80B A3B Instruct |
| Neither model has a result on the other 16 boards here | |||
MathLike-for-likePublic boards, shown as published, kept out of the index21
| Benchmark | DeepSeek V3.1 Terminus | Qwen3 Next 80B A3B Instruct | Leader |
|---|---|---|---|
| AA Math Index | 89.7 | 84.3 | DeepSeek V3.1 Terminus |
| AIME 2025 (Artificial Analysis run) | 89.7% | 84.3% | DeepSeek V3.1 Terminus |
| LMArena Text: math | 1402 | 1440 | Qwen3 Next 80B A3B Instruct |
| LMArena Text: mathematical work | Not measured | 1434 | Only Qwen3 Next 80B A3B Instruct measured |
| Neither model has a result on the other 9 boards here | |||
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index41
| Benchmark | DeepSeek V3.1 Terminus | Qwen3 Next 80B A3B Instruct | Leader |
|---|---|---|---|
| MMLU Pro (Artificial Analysis run) | 85.1% | 82.4% | DeepSeek V3.1 Terminus |
| LMArena Text: science | 1451 | 1434 | DeepSeek V3.1 Terminus |
| LMArena Text: medicine and healthcare | 1468 | 1455 | DeepSeek V3.1 Terminus |
| LMArena Text: legal and government | 1457 | 1431 | DeepSeek V3.1 Terminus |
| LMArena Text: business and finance | 1414 | 1422 | Qwen3 Next 80B A3B Instruct |
| Neither model has a result on the other 13 boards here | |||
Web designDirectional onlyPublic boards, shown as published, kept out of the index7 boards, none shared
| Benchmark | DeepSeek V3.1 Terminus | Qwen3 Next 80B A3B Instruct | Leader |
|---|---|---|---|
| Design Arena: websites | 1187 | Not measured | Only DeepSeek V3.1 Terminus measured |
| Design Arena: UI components | 1182 | Not measured | Only DeepSeek V3.1 Terminus measured |
| Design Arena: game dev | 1131 | Not measured | Only DeepSeek V3.1 Terminus measured |
| Design Arena: data viz | 1168 | Not measured | Only DeepSeek V3.1 Terminus measured |
| Design Arena: 3D | 1141 | Not measured | Only DeepSeek V3.1 Terminus measured |
| Design Arena: all code categories | 1175 | Not measured | Only DeepSeek V3.1 Terminus measured |
| Design Arena: SVG | 1065 | Not measured | Only 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 index112
| Benchmark | DeepSeek V3.1 Terminus | Qwen3 Next 80B A3B Instruct | Leader |
|---|---|---|---|
| IFBench | 57.0% | 60.7% | Qwen3 Next 80B A3B Instruct |
| Long context reasoning (AA-LCR) | 69.3% | 63.7% | DeepSeek V3.1 Terminus |
| DTBench | 81.3% | Not measured | Only DeepSeek V3.1 Terminus measured |
| LMCA | 28.6% | Not measured | Only DeepSeek V3.1 Terminus measured |
| Fiction.LiveBench | Not measured | 55.6% | Only Qwen3 Next 80B A3B Instruct measured |
| LMArena Text | 1419 | 1417 | DeepSeek V3.1 Terminus |
| LMArena Text: instruction following | 1404 | 1388 | DeepSeek V3.1 Terminus |
| LMArena Text: creative writing | 1403 | 1333 | DeepSeek V3.1 Terminus |
| LMArena Text: English | 1429 | 1421 | DeepSeek V3.1 Terminus |
| LMArena Text: non-English | 1408 | 1407 | DeepSeek V3.1 Terminus |
| LMArena Text: Chinese | Not measured | 1460 | Only Qwen3 Next 80B A3B Instruct measured |
| LMArena Text: German | Not measured | 1416 | Only Qwen3 Next 80B A3B Instruct measured |
| LMArena Text: Japanese | Not measured | 1395 | Only Qwen3 Next 80B A3B Instruct measured |
| LMArena Text: Korean | Not measured | 1363 | Only Qwen3 Next 80B A3B Instruct measured |
| LMArena Text: French | Not measured | 1414 | Only Qwen3 Next 80B A3B Instruct measured |
| LMArena Text: Spanish | Not measured | 1435 | Only Qwen3 Next 80B A3B Instruct measured |
| LMArena Text: Russian | 1435 | 1404 | DeepSeek V3.1 Terminus |
| LMArena Text: Polish | 1427 | 1398 | DeepSeek V3.1 Terminus |
| LMArena Text: multi-turn | 1411 | 1416 | Qwen3 Next 80B A3B Instruct |
| LMArena Text: longer queries | 1422 | 1402 | DeepSeek V3.1 Terminus |
| LMArena Text: writing and language | 1409 | 1355 | DeepSeek V3.1 Terminus |
| LMArena Text: entertainment and media | 1391 | 1349 | DeepSeek V3.1 Terminus |
| Neither model has a result on the other 24 boards here | |||
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | DeepSeek V3.1 Terminus | Qwen3 Next 80B A3B Instruct | Leader |
|---|---|---|---|
| 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
Qwen3 Next 80B A3B Instruct costs less
Repository review
50K input + 3K output tokens
Qwen3 Next 80B A3B Instruct costs less
Agent loop
200K input + 10K output tokens
Qwen3 Next 80B A3B Instruct 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.
| Specification | DeepSeek V3.1 Terminus | Qwen3 Next 80B A3B Instruct |
|---|---|---|
| Maker | DeepSeek | Qwen |
| Weights | Open weights | Open weights |
| Released | September 22, 2025 | September 11, 2025 |
| Context window | 164K | 262K |
| Input $/Mtok | $0.3063 | $0.10 |
| Output $/Mtok | $1.0142 | $1.10 |
| Coding index | Not benchmarked | Not benchmarked |
| Independent measurements behind it | 0 | 0 |
| Cost per solved task | Not computable | Not computable |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is DeepSeek V3.1 Terminus better than Qwen3 Next 80B A3B Instruct 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 1.1x cheaper ($1.0142 vs $1.10 per million) and work measured by LMArena Text: coding or LMArena Text: software and IT, where it leads.
Which is cheaper, DeepSeek V3.1 Terminus or Qwen3 Next 80B A3B Instruct?
DeepSeek V3.1 Terminus costs $0.3063 per million input tokens and $1.0142 per million output tokens; Qwen3 Next 80B A3B Instruct costs $0.10 and $1.10. Cost per solved task is known for neither of them.
Which has the bigger context window, DeepSeek V3.1 Terminus or Qwen3 Next 80B A3B Instruct?
Qwen3 Next 80B A3B Instruct, with 262K tokens against 164K.
How many benchmarks is the DeepSeek V3.1 Terminus vs Qwen3 Next 80B A3B Instruct comparison based on?
32 benchmarks have a result for both models as of October 22, 2026. DeepSeek V3.1 Terminus's coding index rests on 0 independent benchmarks and Qwen3 Next 80B A3B Instruct's on 0. Where only one model has a result, the page says so instead of naming a winner.