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o3 Pro vs Qwen3.6 27B

o3 Pro leads Qwen3.6 27B on the Artificial Analysis Intelligence Index, 21.9 to 21.4, and Qwen3.6 27B costs 29.6x less per output token ($2.70 vs $80.00 per million). Updated October 21, 2026; 5 benchmarks have a result for both.

Replace o3 Pro Replace Qwen3.6 27B
o3 ProOpenAI
Coding
No data
Overall
No data
Output $/M
$80.00
5
Qwen3.6 27BQwen
Coding
36.8
Overall
45.3
Output $/M
$2.70
0
vs boards won of 5 shared

o3 Pro or Qwen3.6 27B: which to pick

Only Qwen3.6 27B has a coding score, 36.8 on the Vibe Coding Index; o3 Pro has none, so the two cannot be ranked on coding.

Pick o3 Pro for work measured by AA Intelligence Index or Epoch Capabilities Index, where it leads.

Model Ao3 ProOpenAINot benchmarkedNo coding benchmarkNo cost per solved taskModel BQwen3.6 27BQwen36.8/1002 independent benchmarks$1.30 per solved task
Shared results
5
o3 Pro only
7
Qwen3.6 27B only
19
Like-for-like categories
3 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
o3 Pro not benchmarked, Qwen3.6 27B 36.8 from 2 benchmarks.
Widest category
General, 6.4 points apart on average over 2 shared benchmarks.
Widest single gap
DTBench: o3 Pro 86.9% against Qwen3.6 27B 78.1%, 8.8 points apart on a 0 to 100 scale.
Output price
o3 Pro $80.00 against Qwen3.6 27B $2.70 per million output tokens, 29.6x apart.
Context window
o3 Pro takes 200K tokens, Qwen3.6 27B 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
Categoryo3 ProBarsQwen3.6 27BTies
Intelligence20
Reasoning10
General20
All shared boards50
CodingDirectional onlySix of these boards feed the Vibe Coding Index7 boards, none shared
Coding benchmarks for o3 Pro and Qwen3.6 27B
Benchmarko3 ProQwen3.6 27BLeader
Aider polyglot84.9%Not measuredOnly o3 Pro measured
AA Coding IndexNot measured53.7Only Qwen3.6 27B measured
SWE-bench Verified (Vals AI)Not measured70.0%Only Qwen3.6 27B measured
Vibe Code Bench (Vals AI)Not measured11.9%Only Qwen3.6 27B measured
SciCodeNot measured42.8%Only Qwen3.6 27B measured
Terminal-Bench Hard (Artificial Analysis run)Not measured34.8%Only Qwen3.6 27B measured
WeirdML58.2%Not measuredOnly o3 Pro measured
Neither model has a result on the other 32 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index20
Intelligence benchmarks for o3 Pro and Qwen3.6 27B
Benchmarko3 ProQwen3.6 27BLeader
AA Intelligence Index21.921.4o3 Pro
Epoch Capabilities Index147.3146.2o3 Pro
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index2 boards, none shared
Agentic work benchmarks for o3 Pro and Qwen3.6 27B
Benchmarko3 ProQwen3.6 27BLeader
AA Agentic IndexNot measured18.5Only Qwen3.6 27B measured
τ²-Bench TelecomNot measured94.2%Only Qwen3.6 27B measured
Neither model has a result on the other 39 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index10
Reasoning benchmarks for o3 Pro and Qwen3.6 27B
Benchmarko3 ProQwen3.6 27BLeader
GPQA Diamond (Artificial Analysis run)84.5%84.2%o3 Pro
Humanity's Last Exam (Artificial Analysis run)Not measured23.1%Only Qwen3.6 27B measured
GPQA Diamond (Epoch AI run)Not measured85.9%Only Qwen3.6 27B measured
ARC-AGI59.3%Not measuredOnly o3 Pro measured
ARC-AGI-24.9%Not measuredOnly o3 Pro measured
Mystery game puzzlesNot measured7.0%Only Qwen3.6 27B measured
Kagi LLM Benchmark72.1%Not measuredOnly o3 Pro measured
Neither model has a result on the other 15 boards here
MathDirectional onlyPublic boards, shown as published, kept out of the index2 boards, none shared
Math benchmarks for o3 Pro and Qwen3.6 27B
Benchmarko3 ProQwen3.6 27BLeader
OTIS Mock AIMENot measured91.1%Only Qwen3.6 27B measured
FrontierMath, tiers 1 to 3Not measured35.1%Only Qwen3.6 27B measured
Neither model has a result on the other 11 boards here
KnowledgeDirectional onlyPublic boards, shown as published, kept out of the index4 boards, none shared
Knowledge benchmarks for o3 Pro and Qwen3.6 27B
Benchmarko3 ProQwen3.6 27BLeader
CaseLaw (Vals AI)Not measured53.2%Only Qwen3.6 27B measured
CorpFin (Vals AI)Not measured62.3%Only Qwen3.6 27B measured
TaxEval (Vals AI)Not measured71.3%Only Qwen3.6 27B measured
MortgageTax (Vals AI)Not measured68.3%Only Qwen3.6 27B measured
Neither model has a result on the other 14 boards here
Web designNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Web design benchmarks for o3 Pro and Qwen3.6 27B
Benchmarko3 ProQwen3.6 27BLeader
Neither model has a result on 9 boards here
GeneralLike-for-likePublic boards, shown as published, kept out of the index20
General benchmarks for o3 Pro and Qwen3.6 27B
Benchmarko3 ProQwen3.6 27BLeader
SAGE (Vals AI)Not measured45.6%Only Qwen3.6 27B measured
IFBenchNot measured67.6%Only Qwen3.6 27B measured
Long context reasoning (AA-LCR)Not measured77.3%Only Qwen3.6 27B measured
DTBench86.9%78.1%o3 Pro
LMCA38.5%34.5%o3 Pro
Fiction.LiveBench97.2%Not measuredOnly o3 Pro measured
Creative writing (Lech Mazur)84.4%Not measuredOnly o3 Pro measured
Neither model has a result on the other 39 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for o3 Pro and Qwen3.6 27B
Benchmarko3 ProQwen3.6 27BLeader
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

o3 Pro$0.060Fits in one request
Qwen3.6 27B$0.0018Fits in one request

Qwen3.6 27B costs less

Repository review

50K input + 3K output tokens

o3 Pro$1.24Fits in one request
Qwen3.6 27B$0.031Fits in one request

Qwen3.6 27B costs less

Agent loop

200K input + 10K output tokens

o3 Pro$4.80Exceeds the context window
Qwen3.6 27B$0.117Fits in one request

Qwen3.6 27B 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 o3 Pro and Qwen3.6 27B
SpecificationOpenAI o3 ProQwen3.6 27B
MakerOpenAIQwen
WeightsNo public weights listedOpen weights
ReleasedJune 10, 2025April 27, 2026
Context window200K262K
Input $/Mtok$20.00$0.45
Output $/Mtok$80.00$2.70
Coding indexNot benchmarked36.8
Independent measurements behind it02
Cost per solved taskNot computable$1.30
SourceOpenRouter listingOpenRouter listing

Questions

Is o3 Pro better than Qwen3.6 27B for coding?

Only Qwen3.6 27B has a coding score, 36.8 on the Vibe Coding Index; o3 Pro has none, so the two cannot be ranked on coding. Pick o3 Pro for work measured by AA Intelligence Index or Epoch Capabilities Index, where it leads.

Which is cheaper, o3 Pro or Qwen3.6 27B?

o3 Pro costs $20.00 per million input tokens and $80.00 per million output tokens; Qwen3.6 27B costs $0.45 and $2.70. Cost per solved task is known for Qwen3.6 27B only.

Which has the bigger context window, o3 Pro or Qwen3.6 27B?

Qwen3.6 27B, with 262K tokens against 200K.

How many benchmarks is the o3 Pro vs Qwen3.6 27B comparison based on?

5 benchmarks have a result for both models as of October 21, 2026. o3 Pro's coding index rests on 0 independent benchmarks and Qwen3.6 27B's on 2. Where only one model has a result, the page says so instead of naming a winner.

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