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DeepSeek V3 0324 vs GPT-5

GPT-5 leads DeepSeek V3 0324 on the Artificial Analysis Intelligence Index, 23.0 to 9.7, and DeepSeek V3 0324 costs 9.3x less per output token ($1.07 vs $10.00 per million). Updated October 22, 2026; 33 benchmarks have a result for both.

Replace DeepSeek V3 0324 Replace GPT-5
DeepSeek V3 0324DeepSeek
Coding
No data
Overall
No data
Output $/M
$1.07
0
GPT-5OpenAI
Coding
38.8
Overall
51.5
Output $/M
$10.00
33
vs boards won of 33 shared

DeepSeek V3 0324 or GPT-5: which to pick

Only GPT-5 has a coding score, 38.8 on the Vibe Coding Index; DeepSeek V3 0324 has none, so the two cannot be ranked on coding.

Pick DeepSeek V3 0324 for output tokens 9.3x cheaper ($1.07 vs $10.00 per million).

Model ADeepSeek V3 0324DeepSeekNot benchmarkedNo coding benchmarkNo cost per solved taskModel BGPT-5OpenAI38.8/1003 independent benchmarks$0.39 per solved task
Shared results
33
DeepSeek V3 0324 only
2
GPT-5 only
80
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.

At a glance

Coding index
DeepSeek V3 0324 not benchmarked, GPT-5 38.8 from 3 benchmarks.
Widest category
Math, 33.2 points apart on average over 7 shared benchmarks.
Widest single gap
OTIS Mock AIME: DeepSeek V3 0324 37.8% against GPT-5 91.4%, 53.6 points apart on a 0 to 100 scale.
Output price
DeepSeek V3 0324 $1.07 against GPT-5 $10.00 per million output tokens, 9.3x apart.
Context window
DeepSeek V3 0324 takes 164K tokens, GPT-5 400K.

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
CategoryDeepSeek V3 0324BarsGPT-5Ties
Coding06
Intelligence01
Agentic work02
Reasoning05
Math07
Knowledge06
General06
All shared boards033
CodingLike-for-likeSix of these boards feed the Vibe Coding Index06
Coding benchmarks for DeepSeek V3 0324 and GPT-5
BenchmarkDeepSeek V3 0324GPT-5Leader
Aider polyglotNot measured88.0%Only GPT-5 measured
SWE-bench Verified42.0%74.4%GPT-5
LMArena WebDevNot measured1418Only GPT-5 measured
AA Coding Index21.237.8GPT-5
LiveCodeBench (Vals AI)65.5%85.9%GPT-5
SWE-bench Verified (Vals AI)Not measured69.0%Only GPT-5 measured
Vibe Code Bench (Vals AI)Not measured20.1%Only GPT-5 measured
LiveCodeBench (Artificial Analysis run)40.5%84.6%GPT-5
SciCode39.0%Not measuredOnly DeepSeek V3 0324 measured
Terminal-Bench Hard (Artificial Analysis run)15.2%37.9%GPT-5
Terminal-BenchNot measured49.6%Only GPT-5 measured
GSO-BenchNot measured6.9%Only GPT-5 measured
WeirdML36.1%60.7%GPT-5
ALE-BenchNot measured807.6Only GPT-5 measured
LMArena Text: codingNot measured1436Only GPT-5 measured
LMArena Text: software and ITNot measured1420Only GPT-5 measured
LMArena WebDev: HTMLNot measured1427Only GPT-5 measured
SciCodeNot measured0.0%Only GPT-5 measured
Neither model has a result on the other 21 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index01
Intelligence benchmarks for DeepSeek V3 0324 and GPT-5
BenchmarkDeepSeek V3 0324GPT-5Leader
AA Intelligence Index9.723.0GPT-5
Epoch Capabilities IndexNot measured150.0Only GPT-5 measured
Agentic workLike-for-likePublic boards, shown as published, kept out of the index02
Agentic work benchmarks for DeepSeek V3 0324 and GPT-5
BenchmarkDeepSeek V3 0324GPT-5Leader
AA Agentic Index0.8Not measuredOnly DeepSeek V3 0324 measured
τ²-Bench Telecom47.1%86.5%GPT-5
METR time horizons49.6%69.6%GPT-5
Remote Labor IndexNot measured1.7%Only GPT-5 measured
GDPvalNot measured34.8%Only GPT-5 measured
BALROGNot measured32.8%Only GPT-5 measured
DeepResearch BenchNot measured49.6%Only GPT-5 measured
BrowseComp-PlusNot measured80.0%Only GPT-5 measured
Neither model has a result on the other 33 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index05
Reasoning benchmarks for DeepSeek V3 0324 and GPT-5
BenchmarkDeepSeek V3 0324GPT-5Leader
GPQA Diamond61.6%85.6%GPT-5
MMMU Pro (Vals AI)Not measured81.5%Only GPT-5 measured
GPQA Diamond (Artificial Analysis run)65.5%85.4%GPT-5
Humanity's Last Exam (Artificial Analysis run)4.7%28.5%GPT-5
GPQA Diamond (Epoch AI run)67.6%86.2%GPT-5
ARC-AGINot measured65.7%Only GPT-5 measured
ARC-AGI-2Not measured9.9%Only GPT-5 measured
SimpleBench27.2%56.7%GPT-5
Chess puzzlesNot measured36.0%Only GPT-5 measured
Mystery game puzzlesNot measured23.0%Only GPT-5 measured
EBR-benchNot measured12.7%Only GPT-5 measured
VPCTNot measured66.0%Only GPT-5 measured
LMArena Text: hard promptsNot measured1415Only GPT-5 measured
LMArena Text: expertNot measured1419Only GPT-5 measured
LMArena Text: hard prompts in EnglishNot measured1419Only GPT-5 measured
LMArena Vision: diagramsNot measured1252Only GPT-5 measured
LMArena Vision: homeworkNot measured1278Only GPT-5 measured
Kagi LLM BenchmarkNot measured72.7%Only GPT-5 measured
Neither model has a result on the other 4 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index07
Math benchmarks for DeepSeek V3 0324 and GPT-5
BenchmarkDeepSeek V3 0324GPT-5Leader
AIME52.2%93.4%GPT-5
MATH 500 (Vals AI)88.6%96.0%GPT-5
MGSM (Vals AI)91.7%92.8%GPT-5
AA Math Index41.094.3GPT-5
AIME 2025 (Artificial Analysis run)41.0%94.3%GPT-5
OTIS Mock AIME37.8%91.4%GPT-5
FrontierMath, tiers 1 to 3Not measured55.4%Only GPT-5 measured
FrontierMath, tier 4Not measured22.0%Only GPT-5 measured
ProofBenchNot measured18.0%Only GPT-5 measured
MATH level 575.5%98.1%GPT-5
LMArena Text: mathNot measured1407Only GPT-5 measured
LMArena Text: mathematical workNot measured1405Only GPT-5 measured
Neither model has a result on the other 1 board here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index06
Knowledge benchmarks for DeepSeek V3 0324 and GPT-5
BenchmarkDeepSeek V3 0324GPT-5Leader
MMLU Pro79.5%86.5%GPT-5
LegalBench (Vals AI)77.7%86.0%GPT-5
CaseLaw (Vals AI)Not measured66.5%Only GPT-5 measured
CorpFin (Vals AI)54.7%61.1%GPT-5
TaxEval (Vals AI)71.1%73.4%GPT-5
MortgageTax (Vals AI)Not measured65.5%Only GPT-5 measured
MedQA (Vals AI)82.0%96.3%GPT-5
MedCode (Vals AI)Not measured49.6%Only GPT-5 measured
MMLU Pro (Artificial Analysis run)81.9%87.1%GPT-5
SimpleQA VerifiedNot measured50.1%Only GPT-5 measured
GeoBenchNot measured81.0%Only GPT-5 measured
LMArena Text: scienceNot measured1416Only GPT-5 measured
LMArena Text: medicine and healthcareNot measured1413Only GPT-5 measured
LMArena Text: legal and governmentNot measured1431Only GPT-5 measured
LMArena Text: business and financeNot measured1400Only GPT-5 measured
FACTS Benchmark SuiteNot measured56.5%Only GPT-5 measured
Neither model has a result on the other 2 boards here
Web designDirectional onlyPublic boards, shown as published, kept out of the index8 boards, none shared
Web design benchmarks for DeepSeek V3 0324 and GPT-5
BenchmarkDeepSeek V3 0324GPT-5Leader
Design Arena: websitesNot measured1184Only GPT-5 measured
Design Arena: UI componentsNot measured1177Only GPT-5 measured
Design Arena: game devNot measured1185Only GPT-5 measured
Design Arena: data vizNot measured1221Only GPT-5 measured
Design Arena: 3DNot measured1055Only GPT-5 measured
Design Arena: all code categoriesNot measured1167Only GPT-5 measured
Design Arena: SVGNot measured1188Only GPT-5 measured
Design Arena: ASCII artNot measured1141Only GPT-5 measured
Neither model has a result on the other 1 board here
GeneralLike-for-likePublic boards, shown as published, kept out of the index06
General benchmarks for DeepSeek V3 0324 and GPT-5
BenchmarkDeepSeek V3 0324GPT-5Leader
SAGE (Vals AI)Not measured43.7%Only GPT-5 measured
MedScribe (Vals AI)Not measured83.7%Only GPT-5 measured
IFBench41.0%73.1%GPT-5
Long context reasoning (AA-LCR)40.7%78.2%GPT-5
DTBench64.8%90.7%GPT-5
LMCA15.5%40.0%GPT-5
Fiction.LiveBench50.0%97.2%GPT-5
Creative writing (Lech Mazur)77.0%86.0%GPT-5
LMArena TextNot measured1406Only GPT-5 measured
LMArena Text: instruction followingNot measured1388Only GPT-5 measured
LMArena Text: creative writingNot measured1365Only GPT-5 measured
LMArena VisionNot measured1232Only GPT-5 measured
LMArena Text: EnglishNot measured1409Only GPT-5 measured
LMArena Text: non-EnglishNot measured1397Only GPT-5 measured
LMArena Text: ChineseNot measured1422Only GPT-5 measured
LMArena Text: GermanNot measured1416Only GPT-5 measured
LMArena Text: JapaneseNot measured1409Only GPT-5 measured
LMArena Text: KoreanNot measured1360Only GPT-5 measured
LMArena Text: FrenchNot measured1409Only GPT-5 measured
LMArena Text: SpanishNot measured1399Only GPT-5 measured
LMArena Text: RussianNot measured1407Only GPT-5 measured
LMArena Text: PolishNot measured1431Only GPT-5 measured
LMArena Text: multi-turnNot measured1426Only GPT-5 measured
LMArena Text: longer queriesNot measured1399Only GPT-5 measured
LMArena Text: writing and languageNot measured1384Only GPT-5 measured
LMArena Text: entertainment and mediaNot measured1379Only GPT-5 measured
LMArena Vision: EnglishNot measured1231Only GPT-5 measured
LMArena Vision: ChineseNot measured1267Only GPT-5 measured
LMArena Vision: reading textNot measured1246Only GPT-5 measured
LMArena Vision: humorNot measured1219Only GPT-5 measured
LMArena Vision: captioningNot measured1212Only GPT-5 measured
LMArena Vision: recognizing thingsNot measured1263Only GPT-5 measured
LMArena Vision: creative writingNot measured1210Only GPT-5 measured
Neither model has a result on the other 13 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for DeepSeek V3 0324 and GPT-5
BenchmarkDeepSeek V3 0324GPT-5Leader
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

DeepSeek V3 0324$0.0008Fits in one request
GPT-5$0.0063Fits in one request

DeepSeek V3 0324 costs less

Repository review

50K input + 3K output tokens

DeepSeek V3 0324$0.017Fits in one request
GPT-5$0.092Fits in one request

DeepSeek V3 0324 costs less

Agent loop

200K input + 10K output tokens

DeepSeek V3 0324$0.065Exceeds the context window
GPT-5$0.350Fits in one request

DeepSeek V3 0324 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 DeepSeek V3 0324 and GPT-5
SpecificationDeepSeek V3 0324OpenAI GPT-5
MakerDeepSeekOpenAI
WeightsOpen weightsNo public weights listed
ReleasedMarch 24, 2025August 7, 2025
Context window164K400K
Input $/Mtok$0.27$1.25
Output $/Mtok$1.07$10.00
Coding indexNot benchmarked38.8
Independent measurements behind it03
Cost per solved taskNot computable$0.39
SourceOpenRouter listingOpenRouter listing

Questions

Is DeepSeek V3 0324 better than GPT-5 for coding?

Only GPT-5 has a coding score, 38.8 on the Vibe Coding Index; DeepSeek V3 0324 has none, so the two cannot be ranked on coding. Pick DeepSeek V3 0324 for output tokens 9.3x cheaper ($1.07 vs $10.00 per million).

Which is cheaper, DeepSeek V3 0324 or GPT-5?

DeepSeek V3 0324 costs $0.27 per million input tokens and $1.07 per million output tokens; GPT-5 costs $1.25 and $10.00. Cost per solved task is known for GPT-5 only.

Which has the bigger context window, DeepSeek V3 0324 or GPT-5?

GPT-5, with 400K tokens against 164K.

How many benchmarks is the DeepSeek V3 0324 vs GPT-5 comparison based on?

33 benchmarks have a result for both models as of October 22, 2026. DeepSeek V3 0324's coding index rests on 0 independent benchmarks and GPT-5's on 3. Where only one model has a result, the page says so instead of naming a winner.

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