Model comparison

DeepSeek-V3 vs Magistral Small

DeepSeek-V3 is the stronger model overall, scoring 39.5 to 30.2 on the Noometry Index.

Last verified . 7 shared benchmarks.

DeepSeek-V3 DeepSeek

39.5

Rank #166 Confirmed

Magistral Small Mistral AI

30.2

Rank #296 Confirmed

Summary

  • They share 7 benchmarks with published results for both. DeepSeek-V3 scores higher in 4 categories and Magistral Small in 0 categories; 4 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where DeepSeek-V3 leads 20.5 to 6.8.
  • The biggest single-benchmark swing is Kagi LLM Benchmark: 52.3% for DeepSeek-V3 and 6.3% for Magistral Small.
  • DeepSeek-V3 is cheaper at $0.24 / $0.90 per million input/output tokens, against $0.50 / $1.50 for Magistral Small.
  • DeepSeek-V3 accepts more context: 164K tokens versus 128K.

Side by side

DeepSeek-V3 and Magistral Small specifications
DeepSeek-V3Magistral Small
ProviderDeepSeekMistral AI
Noometry Index39.530.2
Released2024-12-262025-06-10
WeightsOpenOpen
Context window164K128K
Max output164K40K
Input $ / M tokens$0.24$0.50
Output $ / M tokens$0.90$1.50
Results tracked6010

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Category by category

Coding DeepSeek-V3 leads

DeepSeek-V3: 42.3 (#106), Magistral Small: 38.4 (#176)

Coding benchmarks
BenchmarkDeepSeek-V3Magistral Small
SciCode35.8%35.2%
Aider Polyglot55.1%—
WeirdML36.1%—
BigCodeBench Instruct50%—
LiveBench Coding70.9%—
LMArena Coding1368—
BigCodeBench Complete62.2%—
HumanEval+86.6%—
MBPP+73%—

Agentic & Tool Use Not comparable

DeepSeek-V3: —, Magistral Small: —

Agentic & Tool Use benchmarks
BenchmarkDeepSeek-V3Magistral Small
METR Time Horizons49.6%—

Reasoning DeepSeek-V3 leads

DeepSeek-V3: 20.5 (#236), Magistral Small: 6.8 (#350)

Reasoning benchmarks
BenchmarkDeepSeek-V3Magistral Small
Kagi LLM Benchmark52.3%6.3%
CritPt0%0.3%
DTBench64.8%61.3%
Epoch Capabilities Index135.94133.19
ARC-AGI-2—0%
SimpleBench27.2%—
ARC-AGI-1—5%
Chess Puzzles—3%
LiveBench Reasoning65.8%—
LMArena Hard Prompts1365—
LiveBench Data Analysis60.9%—
LMCA15.5%—
BIG-Bench Hard87.5%—
ForecastBench59.1—
HellaSwag88.9%—
LiveBench66.9%—
PIQA84.7%—
WinoGrande85.2%—

Math DeepSeek-V3 leads

DeepSeek-V3: 32.1 (#219), Magistral Small: 26.2 (#261)

Math benchmarks
BenchmarkDeepSeek-V3Magistral Small
OTIS Mock AIME 2024-202537.8%30%
Omni-MATH40.3%—
LiveBench Math73.5%—
LMArena Math1373—
MATH Level 575.5%—
FrontierMath (Feb 2025 set)1.7%—

Knowledge DeepSeek-V3 leads

DeepSeek-V3: 37.5 (#155), Magistral Small: 30.9 (#223)

Knowledge benchmarks
BenchmarkDeepSeek-V3Magistral Small
GPQA Diamond67.6%56.1%
MMLU-Pro72.3%—
Confabulations26.1%—
Vectara Hallucination Rate6.1%—
GPQA (HELM)53.8%—
LMArena Expert1351—
ARC (AI2) Challenge95.3%—
MMLU87.2%—
TriviaQA82.9%—

Multilingual Not comparable

DeepSeek-V3: 48.5 (#143), Magistral Small: —

Multilingual benchmarks
BenchmarkDeepSeek-V3Magistral Small
LMArena Non-English1358—
LMArena Chinese1391—
LMArena French1385—
LMArena German1374—
LMArena Japanese1333—
LMArena Korean1319—
LMArena Russian1373—
LMArena Spanish1358—

Instruction Following Not comparable

DeepSeek-V3: 72.8 (#130), Magistral Small: —

Instruction Following benchmarks
BenchmarkDeepSeek-V3Magistral Small
LiveBench Instruction Following81.5%—
IFEval83.2%—
LMArena Instruction Following1345—

Long Context Not comparable

DeepSeek-V3: 34.0 (#253), Magistral Small: —

Long Context benchmarks
BenchmarkDeepSeek-V3Magistral Small
Fiction.LiveBench50%—
LMArena Longer Query1352—

Writing & Preference Not comparable

DeepSeek-V3: 57.4 (#130), Magistral Small: —

Writing & Preference benchmarks
BenchmarkDeepSeek-V3Magistral Small
LMArena Text1375—
LMArena Creative Writing1364—
Short-Story Creative Writing77%—
EQ-Bench Creative Writing1472—
WildBench83%—
LMArena Multi-Turn1389—
LiveBench Language49.1%—

Frequently asked questions

Is DeepSeek-V3 better than Magistral Small?

DeepSeek-V3 is the stronger model overall, scoring 39.5 to 30.2 on the Noometry Index.

Which is cheaper, DeepSeek-V3 or Magistral Small?

DeepSeek-V3 is cheaper. It lists at $0.24 per million input tokens and $0.90 per million output tokens; Magistral Small lists at $0.50 and $1.50.

Is DeepSeek-V3 or Magistral Small better for coding?

DeepSeek-V3 scores higher on coding benchmarks: 42.3 versus 38.4 in the Noometry coding category.

Which has the bigger context window?

DeepSeek-V3 does, with 164K tokens against 128K.

How many benchmarks do DeepSeek-V3 and Magistral Small share?

7 benchmarks have published results for both models. DeepSeek-V3 has 60 scored results on Noometry and Magistral Small has 10.

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