Model comparison

DeepSeek-V3.2-Speciale vs Solar Pro4

Solar Pro4 is the stronger model overall, scoring 42.1 to 39.7 on the Noometry Index.

Last verified October 10, 2026. 0 shared benchmarks.

DeepSeek-V3.2-Speciale

DeepSeek

39.7

Rank #162 Reported

Solar Pro4

Upstage

42.1

Rank #121 Confirmed

Summary

The widest gap is in writing & preference, where Solar Pro4 leads 56.5 to 46.0.
Solar Pro4 is cheaper at $0.30 / $1.20 per million input/output tokens, against $0.58 / $1.68 for DeepSeek-V3.2-Speciale.
Solar Pro4 accepts more context: 524K tokens versus 128K.
DeepSeek-V3.2-Speciale has downloadable open weights; the other is API-only.

Side by side

DeepSeek-V3.2-Speciale and Solar Pro4 specifications
	DeepSeek-V3.2-Speciale	Solar Pro4
Provider	DeepSeek	Upstage
Noometry Index	39.7	42.1
Released	2025-12-01	2026-08-06
Weights	Open	Proprietary
Context window	128K	524K
Max output	128K	131K
Input $ / M tokens	$0.58	$0.30
Output $ / M tokens	$1.68	$1.20
Results tracked	3	18

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Category by category

Coding Too close to call

DeepSeek-V3.2-Speciale: 40.4 (#140), Solar Pro4: 40.1 (#149)

Coding benchmarks
Benchmark	DeepSeek-V3.2-Speciale	Solar Pro4
LMArena WebDev	—	1371
WeirdML	46.7%	—
LMArena Coding	—	1437

Reasoning DeepSeek-V3.2-Speciale leads

DeepSeek-V3.2-Speciale: 32.9 (#73), Solar Pro4: 28.5 (#104)

Reasoning benchmarks
Benchmark	DeepSeek-V3.2-Speciale	Solar Pro4
SimpleBench	52.6%	—
LMArena Hard Prompts	—	1399

Math Not comparable

DeepSeek-V3.2-Speciale: —, Solar Pro4: 38.8 (#128)

Math benchmarks
Benchmark	DeepSeek-V3.2-Speciale	Solar Pro4
LMArena Math	—	1416

Knowledge Not comparable

DeepSeek-V3.2-Speciale: —, Solar Pro4: 39.8 (#129)

Knowledge benchmarks
Benchmark	DeepSeek-V3.2-Speciale	Solar Pro4
LMArena Expert	—	1427

Multilingual Not comparable

DeepSeek-V3.2-Speciale: —, Solar Pro4: 48.7 (#139)

Multilingual benchmarks
Benchmark	DeepSeek-V3.2-Speciale	Solar Pro4
LMArena Non-English	—	1361
LMArena Chinese	—	1415
LMArena French	—	1397
LMArena German	—	1364
LMArena Japanese	—	1309
LMArena Korean	—	1382
LMArena Russian	—	1360
LMArena Spanish	—	1401

Instruction Following Not comparable

DeepSeek-V3.2-Speciale: —, Solar Pro4: 72.7 (#132)

Instruction Following benchmarks
Benchmark	DeepSeek-V3.2-Speciale	Solar Pro4
LMArena Instruction Following	—	1377

Long Context Not comparable

DeepSeek-V3.2-Speciale: —, Solar Pro4: 42.1 (#130)

Long Context benchmarks
Benchmark	DeepSeek-V3.2-Speciale	Solar Pro4
LMArena Longer Query	—	1381

Writing & Preference Solar Pro4 leads

DeepSeek-V3.2-Speciale: 46.0 (#222), Solar Pro4: 56.5 (#138)

Writing & Preference benchmarks
Benchmark	DeepSeek-V3.2-Speciale	Solar Pro4
LMArena Text	—	1386
LMArena Creative Writing	—	1316
EQ-Bench Creative Writing	1276	—
LMArena Multi-Turn	—	1385

Frequently asked questions

Is DeepSeek-V3.2-Speciale better than Solar Pro4?

Solar Pro4 is the stronger model overall, scoring 42.1 to 39.7 on the Noometry Index.

Which is cheaper, DeepSeek-V3.2-Speciale or Solar Pro4?

Solar Pro4 is cheaper. It lists at $0.30 per million input tokens and $1.20 per million output tokens; DeepSeek-V3.2-Speciale lists at $0.58 and $1.68.

Is DeepSeek-V3.2-Speciale or Solar Pro4 better for coding?

They score almost the same on coding (40.4 vs 40.1); test both on your own repository before choosing.

Which has the bigger context window?

Solar Pro4 does, with 524K tokens against 128K.

How many benchmarks do DeepSeek-V3.2-Speciale and Solar Pro4 share?

0 benchmarks have published results for both models. DeepSeek-V3.2-Speciale has 3 scored results on Noometry and Solar Pro4 has 18.