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Qwen2.5 Coder 32B Instruct vs Solar Pro 4

Solar Pro 4 leads Qwen2.5 Coder 32B Instruct on the Artificial Analysis Intelligence Index, 28.2 to 6.7, and Solar Pro 4 costs 1.7x less per output token ($0.60 vs $1.00 per million). Updated October 22, 2026; 25 benchmarks have a result for both.

Replace Qwen2.5 Coder 32B Instruct Replace Solar Pro 4
Qwen2.5 Coder 32B InstructQwen
Coding
No data
Overall
No data
Output $/M
$1.00
0
Solar Pro 4Upstage
Coding
No data
Overall
No data
Output $/M
$0.60
25
vs boards won of 25 shared

Qwen2.5 Coder 32B Instruct or Solar Pro 4: which to pick

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

Pick Qwen2.5 Coder 32B Instruct for work measured by LMArena Text: coding or LMArena Text: software and IT, where it leads.

Model AQwen2.5 Coder 32B InstructQwenNot benchmarkedNo coding benchmarkNo cost per solved taskModel BSolar Pro 4UpstageNot benchmarked1 independent benchmarkNo cost per solved task
Shared results
25
Qwen2.5 Coder 32B Instruct only
10
Solar Pro 4 only
20
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, Solar Pro 4 not benchmarked.
Widest category
Reasoning, 31.8 points apart on average over 5 shared benchmarks.
Widest single gap
GPQA Diamond (Artificial Analysis run): Qwen2.5 Coder 32B Instruct 41.7% against Solar Pro 4 89.1%, 47.4 points apart on a 0 to 100 scale.
Output price
Qwen2.5 Coder 32B Instruct $1.00 against Solar Pro 4 $0.60 per million output tokens, 1.7x apart.
Context window
Qwen2.5 Coder 32B Instruct takes 33K tokens, Solar Pro 4 524K.

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 InstructBarsSolar Pro 4Ties
Coding02
Intelligence01
Reasoning05
Math02
Knowledge04
General011
All shared boards025
CodingLike-for-likeSix of these boards feed the Vibe Coding Index02
Coding benchmarks for Qwen2.5 Coder 32B Instruct and Solar Pro 4
BenchmarkQwen2.5 Coder 32B InstructSolar Pro 4Leader
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 measured1371Only Solar Pro 4 measured
AA Coding IndexNot measured52.7Only Solar Pro 4 measured
LiveCodeBench (Artificial Analysis run)29.5%Not measuredOnly Qwen2.5 Coder 32B Instruct measured
SciCodeNot measured48.0%Only Solar Pro 4 measured
ALE-BenchNot measured179.3Only Solar Pro 4 measured
LMArena Text: coding12761438Solar Pro 4
LMArena Text: software and IT12611431Solar Pro 4
LMArena WebDev: ReactNot measured1363Only Solar Pro 4 measured
LMArena WebDev: HTMLNot measured1371Only Solar Pro 4 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 Solar Pro 4
BenchmarkQwen2.5 Coder 32B InstructSolar Pro 4Leader
AA Intelligence Index6.728.2Solar Pro 4
Epoch Capabilities Index119.5Not measuredOnly Qwen2.5 Coder 32B Instruct measured
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index1 board, none shared
Agentic work benchmarks for Qwen2.5 Coder 32B Instruct and Solar Pro 4
BenchmarkQwen2.5 Coder 32B InstructSolar Pro 4Leader
Design Arena: agents building web appsNot measured1105Only Solar Pro 4 measured
Neither model has a result on the other 40 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index05
Reasoning benchmarks for Qwen2.5 Coder 32B Instruct and Solar Pro 4
BenchmarkQwen2.5 Coder 32B InstructSolar Pro 4Leader
GPQA Diamond (Artificial Analysis run)41.7%89.1%Solar Pro 4
Humanity's Last Exam (Artificial Analysis run)3.5%29.8%Solar Pro 4
LMArena Text: hard prompts12511400Solar Pro 4
LMArena Text: expert12211428Solar Pro 4
LMArena Text: hard prompts in English12691427Solar Pro 4
Neither model has a result on the other 17 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index02
Math benchmarks for Qwen2.5 Coder 32B Instruct and Solar Pro 4
BenchmarkQwen2.5 Coder 32B InstructSolar Pro 4Leader
GSM8K93.0%Not measuredOnly Qwen2.5 Coder 32B Instruct measured
LMArena Text: math12511421Solar Pro 4
LMArena Text: mathematical work12431427Solar Pro 4
Neither model has a result on the other 10 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index04
Knowledge benchmarks for Qwen2.5 Coder 32B Instruct and Solar Pro 4
BenchmarkQwen2.5 Coder 32B InstructSolar Pro 4Leader
MMLU Pro (Artificial Analysis run)63.5%Not measuredOnly Qwen2.5 Coder 32B Instruct 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: science12211404Solar Pro 4
LMArena Text: medicine and healthcare11871374Solar Pro 4
LMArena Text: legal and government12571383Solar Pro 4
LMArena Text: business and finance12241381Solar Pro 4
Neither model has a result on the other 11 boards here
Web designDirectional onlyPublic boards, shown as published, kept out of the index6 boards, none shared
Web design benchmarks for Qwen2.5 Coder 32B Instruct and Solar Pro 4
BenchmarkQwen2.5 Coder 32B InstructSolar Pro 4Leader
Design Arena: websitesNot measured1176Only Solar Pro 4 measured
Design Arena: UI componentsNot measured1147Only Solar Pro 4 measured
Design Arena: game devNot measured1169Only Solar Pro 4 measured
Design Arena: data vizNot measured1177Only Solar Pro 4 measured
Design Arena: 3DNot measured1178Only Solar Pro 4 measured
Design Arena: all code categoriesNot measured1182Only Solar Pro 4 measured
Neither model has a result on the other 3 boards here
GeneralLike-for-likePublic boards, shown as published, kept out of the index011
General benchmarks for Qwen2.5 Coder 32B Instruct and Solar Pro 4
BenchmarkQwen2.5 Coder 32B InstructSolar Pro 4Leader
Long context reasoning (AA-LCR)Not measured70.7%Only Solar Pro 4 measured
HellaSwag83.0%Not measuredOnly Qwen2.5 Coder 32B Instruct measured
WinoGrande80.8%Not measuredOnly Qwen2.5 Coder 32B Instruct measured
LMArena Text12301388Solar Pro 4
LMArena Text: instruction following12231375Solar Pro 4
LMArena Text: creative writing11741317Solar Pro 4
LMArena Text: English12481414Solar Pro 4
LMArena Text: non-English12051363Solar Pro 4
LMArena Text: Chinese12221422Solar Pro 4
LMArena Text: GermanNot measured1358Only Solar Pro 4 measured
LMArena Text: JapaneseNot measured1320Only Solar Pro 4 measured
LMArena Text: KoreanNot measured1383Only Solar Pro 4 measured
LMArena Text: FrenchNot measured1400Only Solar Pro 4 measured
LMArena Text: SpanishNot measured1409Only Solar Pro 4 measured
LMArena Text: Russian12281357Solar Pro 4
LMArena Text: PolishNot measured1304Only Solar Pro 4 measured
LMArena Text: multi-turn12221385Solar Pro 4
LMArena Text: longer queries12511382Solar Pro 4
LMArena Text: writing and language11911344Solar Pro 4
LMArena Text: entertainment and media11501332Solar Pro 4
Neither model has a result on the other 26 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 Solar Pro 4
BenchmarkQwen2.5 Coder 32B InstructSolar Pro 4Leader
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
Solar Pro 4$0.0004Fits in one request

Solar Pro 4 costs less

Repository review

50K input + 3K output tokens

Qwen2.5 Coder 32B Instruct$0.036Exceeds the context window
Solar Pro 4$0.0093Fits in one request

Solar Pro 4 costs less

Agent loop

200K input + 10K output tokens

Qwen2.5 Coder 32B Instruct$0.142Exceeds the context window
Solar Pro 4$0.036Fits in one request

Solar Pro 4 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 Solar Pro 4
SpecificationQwen2.5 Coder 32B InstructUpstage Solar Pro 4
MakerQwenUpstage
WeightsOpen weightsNo public weights listed
ReleasedNovember 11, 2024August 10, 2026
Context window33K524K
Input $/Mtok$0.66$0.15
Output $/Mtok$1.00$0.60
Coding indexNot benchmarkedNot benchmarked
Independent measurements behind it01
Cost per solved taskNot computableNot computable
SourceOpenRouter listingOpenRouter listing

Questions

Is Qwen2.5 Coder 32B Instruct better than Solar Pro 4 for coding?

Neither model has a coding score yet, so the two cannot be ranked on coding. Pick Qwen2.5 Coder 32B Instruct for work measured by LMArena Text: coding or LMArena Text: software and IT, where it leads.

Which is cheaper, Qwen2.5 Coder 32B Instruct or Solar Pro 4?

Qwen2.5 Coder 32B Instruct costs $0.66 per million input tokens and $1.00 per million output tokens; Solar Pro 4 costs $0.15 and $0.60. Cost per solved task is known for neither of them.

Which has the bigger context window, Qwen2.5 Coder 32B Instruct or Solar Pro 4?

Solar Pro 4, with 524K tokens against 33K.

How many benchmarks is the Qwen2.5 Coder 32B Instruct vs Solar Pro 4 comparison based on?

25 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 Solar Pro 4's on 1. Where only one model has a result, the page says so instead of naming a winner.

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