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Qwen2.5 Coder 32B Instruct vs Qwen3.5-Flash

Qwen3.5-Flash costs 3.8x less per output token than Qwen2.5 Coder 32B Instruct ($0.26 vs $1.00 per million). Updated October 22, 2026; 23 benchmarks have a result for both.

Replace Qwen2.5 Coder 32B Instruct Replace Qwen3.5-Flash
Qwen2.5 Coder 32B InstructQwen
Coding
No data
Overall
No data
Output $/M
$1.00
0
Qwen3.5-FlashQwen
Coding
41.1
Overall
50.1
Output $/M
$0.26
23
vs boards won of 23 shared

Qwen2.5 Coder 32B Instruct or Qwen3.5-Flash: which to pick

Only Qwen3.5-Flash has a coding score, 41.1 on the Vibe Coding Index; Qwen2.5 Coder 32B Instruct has none, so the two cannot be ranked on coding.

Compare them on price, context and the boards below.

Model AQwen2.5 Coder 32B InstructQwenNot benchmarkedNo coding benchmarkNo cost per solved taskModel BQwen3.5-FlashQwen41.1/1002 independent benchmarks$0.40 per solved task
Shared results
23
Qwen2.5 Coder 32B Instruct only
12
Qwen3.5-Flash only
32
Like-for-like categories
6 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
Qwen2.5 Coder 32B Instruct not benchmarked, Qwen3.5-Flash 41.1 from 2 benchmarks.
Widest category
Knowledge, 30.2 points apart on average over 4 shared benchmarks.
Widest single gap
LMArena Text: Chinese: Qwen2.5 Coder 32B Instruct 1222 against Qwen3.5-Flash 1445, 37.2 points apart on a 0 to 100 scale.
Output price
Qwen2.5 Coder 32B Instruct $1.00 against Qwen3.5-Flash $0.26 per million output tokens, 3.8x apart.
Context window
Qwen2.5 Coder 32B Instruct takes 33K tokens, Qwen3.5-Flash 1M.

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
CategoryQwen2.5 Coder 32B InstructBarsQwen3.5-FlashTies
Coding02
Intelligence01
Reasoning03
Math02
Knowledge04
General011
All shared boards023
CodingLike-for-likeSix of these boards feed the Vibe Coding Index02
Coding benchmarks for Qwen2.5 Coder 32B Instruct and Qwen3.5-Flash
BenchmarkQwen2.5 Coder 32B InstructQwen3.5-FlashLeader
Aider polyglot16.4%Not measuredOnly Qwen2.5 Coder 32B Instruct measured
SWE-bench Verified47.0%Not measuredOnly Qwen2.5 Coder 32B Instruct measured
LMArena WebDevNot measured1244Only Qwen3.5-Flash measured
LiveCodeBench (Vals AI)Not measured83.3%Only Qwen3.5-Flash measured
SWE-bench Verified (Vals AI)Not measured64.4%Only Qwen3.5-Flash measured
LiveCodeBench (Artificial Analysis run)29.5%Not measuredOnly Qwen2.5 Coder 32B Instruct measured
ALE-BenchNot measured265.9Only Qwen3.5-Flash measured
LMArena Text: coding12761412Qwen3.5-Flash
LMArena Text: software and IT12611416Qwen3.5-Flash
LMArena WebDev: ReactNot measured1229Only Qwen3.5-Flash measured
LMArena WebDev: HTMLNot measured1291Only Qwen3.5-Flash measured
Neither model has a result on the other 28 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index01
Intelligence benchmarks for Qwen2.5 Coder 32B Instruct and Qwen3.5-Flash
BenchmarkQwen2.5 Coder 32B InstructQwen3.5-FlashLeader
AA Intelligence Index6.7Not measuredOnly Qwen2.5 Coder 32B Instruct measured
Epoch Capabilities Index119.5143.5Qwen3.5-Flash
Agentic workNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Agentic work benchmarks for Qwen2.5 Coder 32B Instruct and Qwen3.5-Flash
BenchmarkQwen2.5 Coder 32B InstructQwen3.5-FlashLeader
Neither model has a result on 41 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index03
Reasoning benchmarks for Qwen2.5 Coder 32B Instruct and Qwen3.5-Flash
BenchmarkQwen2.5 Coder 32B InstructQwen3.5-FlashLeader
GPQA DiamondNot measured82.8%Only Qwen3.5-Flash measured
MMMU Pro (Vals AI)Not measured81.9%Only Qwen3.5-Flash measured
GPQA Diamond (Artificial Analysis run)41.7%Not measuredOnly Qwen2.5 Coder 32B Instruct measured
Humanity's Last Exam (Artificial Analysis run)3.5%Not measuredOnly Qwen2.5 Coder 32B Instruct measured
GPQA Diamond (Epoch AI run)Not measured82.3%Only Qwen3.5-Flash measured
Chess puzzlesNot measured14.0%Only Qwen3.5-Flash measured
Mystery game puzzlesNot measured20.0%Only Qwen3.5-Flash measured
LMArena Text: hard prompts12511403Qwen3.5-Flash
LMArena Text: expert12211407Qwen3.5-Flash
LMArena Text: hard prompts in English12691409Qwen3.5-Flash
Neither model has a result on the other 12 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index02
Math benchmarks for Qwen2.5 Coder 32B Instruct and Qwen3.5-Flash
BenchmarkQwen2.5 Coder 32B InstructQwen3.5-FlashLeader
AIMENot measured92.5%Only Qwen3.5-Flash measured
OTIS Mock AIMENot measured84.4%Only Qwen3.5-Flash measured
FrontierMath, tiers 1 to 3Not measured18.2%Only Qwen3.5-Flash measured
GSM8K93.0%Not measuredOnly Qwen2.5 Coder 32B Instruct measured
LMArena Text: math12511407Qwen3.5-Flash
LMArena Text: mathematical work12431413Qwen3.5-Flash
Neither model has a result on the other 7 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index04
Knowledge benchmarks for Qwen2.5 Coder 32B Instruct and Qwen3.5-Flash
BenchmarkQwen2.5 Coder 32B InstructQwen3.5-FlashLeader
MMLU ProNot measured84.1%Only Qwen3.5-Flash measured
LegalBench (Vals AI)Not measured84.3%Only Qwen3.5-Flash measured
CaseLaw (Vals AI)Not measured56.0%Only Qwen3.5-Flash measured
CorpFin (Vals AI)Not measured63.6%Only Qwen3.5-Flash measured
TaxEval (Vals AI)Not measured72.2%Only Qwen3.5-Flash measured
MortgageTax (Vals AI)Not measured67.4%Only Qwen3.5-Flash measured
MedCode (Vals AI)Not measured33.0%Only Qwen3.5-Flash measured
MMLU Pro (Artificial Analysis run)63.5%Not measuredOnly Qwen2.5 Coder 32B Instruct measured
SimpleQA VerifiedNot measured20.3%Only Qwen3.5-Flash measured
MMLU79.1%Not measuredOnly Qwen2.5 Coder 32B Instruct measured
AI2 Reasoning Challenge70.5%Not measuredOnly Qwen2.5 Coder 32B Instruct measured
LMArena Text: science12211415Qwen3.5-Flash
LMArena Text: medicine and healthcare11871407Qwen3.5-Flash
LMArena Text: legal and government12571398Qwen3.5-Flash
LMArena Text: business and finance12241394Qwen3.5-Flash
Neither model has a result on the other 3 boards here
Web designNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Web design benchmarks for Qwen2.5 Coder 32B Instruct and Qwen3.5-Flash
BenchmarkQwen2.5 Coder 32B InstructQwen3.5-FlashLeader
Neither model has a result on 9 boards here
GeneralLike-for-likePublic boards, shown as published, kept out of the index011
General benchmarks for Qwen2.5 Coder 32B Instruct and Qwen3.5-Flash
BenchmarkQwen2.5 Coder 32B InstructQwen3.5-FlashLeader
SAGE (Vals AI)Not measured42.5%Only Qwen3.5-Flash measured
MedScribe (Vals AI)Not measured70.6%Only Qwen3.5-Flash measured
DTBenchNot measured82.9%Only Qwen3.5-Flash measured
LMCANot measured29.1%Only Qwen3.5-Flash measured
HellaSwag83.0%Not measuredOnly Qwen2.5 Coder 32B Instruct measured
WinoGrande80.8%Not measuredOnly Qwen2.5 Coder 32B Instruct measured
LMArena Text12301397Qwen3.5-Flash
LMArena Text: instruction following12231374Qwen3.5-Flash
LMArena Text: creative writing11741343Qwen3.5-Flash
LMArena Text: English12481404Qwen3.5-Flash
LMArena Text: non-English12051385Qwen3.5-Flash
LMArena Text: Chinese12221445Qwen3.5-Flash
LMArena Text: GermanNot measured1390Only Qwen3.5-Flash measured
LMArena Text: JapaneseNot measured1369Only Qwen3.5-Flash measured
LMArena Text: KoreanNot measured1344Only Qwen3.5-Flash measured
LMArena Text: FrenchNot measured1413Only Qwen3.5-Flash measured
LMArena Text: SpanishNot measured1400Only Qwen3.5-Flash measured
LMArena Text: Russian12281380Qwen3.5-Flash
LMArena Text: PolishNot measured1376Only Qwen3.5-Flash measured
LMArena Text: multi-turn12221393Qwen3.5-Flash
LMArena Text: longer queries12511392Qwen3.5-Flash
LMArena Text: writing and language11911369Qwen3.5-Flash
LMArena Text: entertainment and media11501347Qwen3.5-Flash
Neither model has a result on the other 23 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Qwen2.5 Coder 32B Instruct and Qwen3.5-Flash
BenchmarkQwen2.5 Coder 32B InstructQwen3.5-FlashLeader
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

Qwen2.5 Coder 32B Instruct$0.0012Fits in one request
Qwen3.5-Flash$0.0002Fits in one request

Qwen3.5-Flash costs less

Repository review

50K input + 3K output tokens

Qwen2.5 Coder 32B Instruct$0.036Exceeds the context window
Qwen3.5-Flash$0.0040Fits in one request

Qwen3.5-Flash costs less

Agent loop

200K input + 10K output tokens

Qwen2.5 Coder 32B Instruct$0.142Exceeds the context window
Qwen3.5-Flash$0.016Fits in one request

Qwen3.5-Flash 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 Qwen2.5 Coder 32B Instruct and Qwen3.5-Flash
SpecificationQwen2.5 Coder 32B InstructQwen3.5-Flash
MakerQwenQwen
WeightsOpen weightsNo public weights listed
ReleasedNovember 11, 2024February 25, 2026
Context window33K1M
Input $/Mtok$0.66$0.065
Output $/Mtok$1.00$0.26
Coding indexNot benchmarked41.1
Independent measurements behind it02
Cost per solved taskNot computable$0.40
SourceOpenRouter listingOpenRouter listing

Questions

Is Qwen2.5 Coder 32B Instruct better than Qwen3.5-Flash for coding?

Only Qwen3.5-Flash has a coding score, 41.1 on the Vibe Coding Index; Qwen2.5 Coder 32B Instruct has none, so the two cannot be ranked on coding. Compare them on price, context and the boards below.

Which is cheaper, Qwen2.5 Coder 32B Instruct or Qwen3.5-Flash?

Qwen2.5 Coder 32B Instruct costs $0.66 per million input tokens and $1.00 per million output tokens; Qwen3.5-Flash costs $0.065 and $0.26. Cost per solved task is known for Qwen3.5-Flash only.

Which has the bigger context window, Qwen2.5 Coder 32B Instruct or Qwen3.5-Flash?

Qwen3.5-Flash, with 1M tokens against 33K.

How many benchmarks is the Qwen2.5 Coder 32B Instruct vs Qwen3.5-Flash comparison based on?

23 benchmarks have a result for both models as of October 22, 2026. Qwen2.5 Coder 32B Instruct's coding index rests on 0 independent benchmarks and Qwen3.5-Flash's on 2. Where only one model has a result, the page says so instead of naming a winner.

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