Model comparison

Claude Instant vs DeepSeek-V3

DeepSeek-V3 has enough public results to be ranked (#166); Claude Instant does not yet, so treat this comparison as directional.

Last verified October 10, 2026. 6 shared benchmarks.

Claude Instant Anthropic

29.5

Unranked Sparse

DeepSeek-V3

DeepSeek

39.5

Rank #166 Confirmed

Summary

They share 6 benchmarks with published results for both. Claude Instant scores higher in 0 categories and DeepSeek-V3 in 1 category, but none of those gaps is larger than the uncertainty.
The biggest single-benchmark swing is DTBench: 45.8% for Claude Instant and 64.8% for DeepSeek-V3.
DeepSeek-V3 has downloadable open weights; the other is API-only.

Side by side

Claude Instant and DeepSeek-V3 specifications
	Claude Instant	DeepSeek-V3
Provider	Anthropic	DeepSeek
Noometry Index	29.5	39.5
Released	2023-08-09	2024-12-26
Weights	Proprietary	Open
Context window	—	164K
Max output	—	164K
Input $ / M tokens	—	$0.24
Output $ / M tokens	—	$0.90
Results tracked	7	60

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Category by category

Coding Not comparable

Claude Instant: —, DeepSeek-V3: 42.3 (#106)

Coding benchmarks
Benchmark	Claude Instant	DeepSeek-V3
HumanEval+	50.6%	86.6%
Aider Polyglot	—	55.1%
SciCode	—	35.8%
WeirdML	—	36.1%
BigCodeBench Instruct	—	50%
LiveBench Coding	—	70.9%
LMArena Coding	—	1368
BigCodeBench Complete	—	62.2%
MBPP+	—	73%

Agentic & Tool Use Not comparable

Claude Instant: —, DeepSeek-V3: —

Agentic & Tool Use benchmarks
Benchmark	Claude Instant	DeepSeek-V3
METR Time Horizons	—	49.6%

Reasoning Too close to call

Claude Instant: 19.6, DeepSeek-V3: 20.5 (#236)

Reasoning benchmarks
Benchmark	Claude Instant	DeepSeek-V3
DTBench	45.8%	64.8%
Epoch Capabilities Index	120.28	135.94
SimpleBench	—	27.2%
Kagi LLM Benchmark	—	52.3%
CritPt	—	0%
LiveBench Reasoning	—	65.8%
LMArena Hard Prompts	—	1365
LiveBench Data Analysis	—	60.9%
LMCA	—	15.5%
BIG-Bench Hard	—	87.5%
ForecastBench	—	59.1
HellaSwag	—	88.9%
LiveBench	—	66.9%
PIQA	—	84.7%
WinoGrande	—	85.2%

Math Not comparable

Claude Instant: —, DeepSeek-V3: 32.1 (#219)

Math benchmarks
Benchmark	Claude Instant	DeepSeek-V3
OTIS Mock AIME 2024-2025	—	37.8%
Omni-MATH	—	40.3%
LiveBench Math	—	73.5%
LMArena Math	—	1373
MATH Level 5	—	75.5%
FrontierMath (Feb 2025 set)	—	1.7%
GSM8K	86.7%	—

Knowledge Not comparable

Claude Instant: —, DeepSeek-V3: 37.5 (#155)

Knowledge benchmarks
Benchmark	Claude Instant	DeepSeek-V3
ARC (AI2) Challenge	86.3%	95.3%
MMLU	73.4%	87.2%
TriviaQA	78.9%	82.9%
GPQA Diamond	—	67.6%
MMLU-Pro	—	72.3%
Confabulations	—	26.1%
Vectara Hallucination Rate	—	6.1%
GPQA (HELM)	—	53.8%
LMArena Expert	—	1351

Multilingual Not comparable

Claude Instant: —, DeepSeek-V3: 48.5 (#143)

Multilingual benchmarks
Benchmark	Claude Instant	DeepSeek-V3
LMArena Non-English	—	1358
LMArena Chinese	—	1391
LMArena French	—	1385
LMArena German	—	1374
LMArena Japanese	—	1333
LMArena Korean	—	1319
LMArena Russian	—	1373
LMArena Spanish	—	1358

Instruction Following Not comparable

Claude Instant: —, DeepSeek-V3: 72.8 (#130)

Instruction Following benchmarks
Benchmark	Claude Instant	DeepSeek-V3
LiveBench Instruction Following	—	81.5%
IFEval	—	83.2%
LMArena Instruction Following	—	1345

Long Context Not comparable

Claude Instant: —, DeepSeek-V3: 34.0 (#253)

Long Context benchmarks
Benchmark	Claude Instant	DeepSeek-V3
Fiction.LiveBench	—	50%
LMArena Longer Query	—	1352

Writing & Preference Not comparable

Claude Instant: —, DeepSeek-V3: 57.4 (#130)

Writing & Preference benchmarks
Benchmark	Claude Instant	DeepSeek-V3
LMArena Text	—	1375
LMArena Creative Writing	—	1364
Short-Story Creative Writing	—	77%
EQ-Bench Creative Writing	—	1472
WildBench	—	83%
LMArena Multi-Turn	—	1389
LiveBench Language	—	49.1%

Frequently asked questions

Is Claude Instant better than DeepSeek-V3?