Noometry

Model comparison

GPT-4.1 nano vs Magistral Medium

Magistral Medium is the stronger model overall, scoring 34.8 to 27.7 on the Noometry Index. GPT-4.1 nano costs 16× less per token, which makes it the better buy when Magistral Medium's lead doesn't matter for your workload.

Last verified . 19 shared benchmarks.

GPT-4.1 nano OpenAI

27.7

Rank #322 Confirmed

Magistral Medium Mistral AI

34.8

Rank #224 Confirmed

Summary

  • They share 19 benchmarks with published results for both. GPT-4.1 nano scores higher in 2 categories and Magistral Medium in 6 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in long context, where Magistral Medium leads 39.3 to 23.7.
  • The biggest single-benchmark swing is Kagi LLM Benchmark: 33.3% for GPT-4.1 nano and 16.2% for Magistral Medium.
  • GPT-4.1 nano is cheaper at $0.10 / $0.40 per million input/output tokens, against $2 / $5 for Magistral Medium.
  • GPT-4.1 nano accepts more context: 1.05M tokens versus 128K.
  • Magistral Medium has downloadable open weights; the other is API-only.

Side by side

GPT-4.1 nanoMagistral Medium
ProviderOpenAIMistral AI
Noometry Index27.734.8
Released2025-04-142025-03-17
WeightsProprietaryOpen
Context window1.05M128K
Max output33K16K
Input $ / M tokens$0.10$2
Output $ / M tokens$0.40$5
Results tracked3822

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Category by category

Coding Magistral Medium leads

GPT-4.1 nano: 23.8 (#325), Magistral Medium: 38.6 (#161)

BenchmarkGPT-4.1 nanoMagistral Medium
SciCode25.9%39.2%
LMArena Coding13061319
Aider Polyglot8.9%—
WeirdML19%—

Agentic & Tool Use Not comparable

GPT-4.1 nano: 26.3 (#98), Magistral Medium: —

BenchmarkGPT-4.1 nanoMagistral Medium
Berkeley Function Calling Leaderboard33%—

Reasoning Too close to call

GPT-4.1 nano: 8.6 (#344), Magistral Medium: 8.7 (#342)

BenchmarkGPT-4.1 nanoMagistral Medium
ARC-AGI-20%0%
Kagi LLM Benchmark33.3%16.2%
ARC-AGI-10%6.1%
CritPt0%0.3%
LMArena Hard Prompts12861267
DTBench52.5%—
LMCA5.5%—
Epoch Capabilities Index129.62—

Math Magistral Medium leads

GPT-4.1 nano: 25.5 (#246), Magistral Medium: 32.4 (#187)

BenchmarkGPT-4.1 nanoMagistral Medium
LMArena Math12741249
OTIS Mock AIME 2024-202528.9%—
Omni-MATH36.7%—
MATH Level 570%—
FrontierMath (Feb 2025 set)1%—

Knowledge Magistral Medium leads

GPT-4.1 nano: 21.8 (#268), Magistral Medium: 32.9 (#199)

BenchmarkGPT-4.1 nanoMagistral Medium
LMArena Expert12721222
GPQA Diamond48.9%—
SimpleQA Verified6%—
MMLU-Pro55%—
GPQA (HELM)50.7%—

Multimodal Not comparable

GPT-4.1 nano: 28.6 (#108), Magistral Medium: —

BenchmarkGPT-4.1 nanoMagistral Medium
LMArena Vision1063—

Multilingual GPT-4.1 nano leads

GPT-4.1 nano: 41.8 (#200), Magistral Medium: 39.8 (#219)

BenchmarkGPT-4.1 nanoMagistral Medium
LMArena Non-English12601232
LMArena Chinese12701225
LMArena German12881248
LMArena Japanese11991176
LMArena Russian12611224
LMArena French—1268
LMArena Korean—1125
LMArena Spanish—1269

Instruction Following GPT-4.1 nano leads

GPT-4.1 nano: 68.0 (#188), Magistral Medium: 66.2 (#207)

BenchmarkGPT-4.1 nanoMagistral Medium
LMArena Instruction Following12671254
IFEval84.3%—

Long Context Magistral Medium leads

GPT-4.1 nano: 23.7 (#291), Magistral Medium: 39.3 (#178)

BenchmarkGPT-4.1 nanoMagistral Medium
LMArena Longer Query12831295
Fiction.LiveBench25%—

Writing & Preference Magistral Medium leads

GPT-4.1 nano: 40.7 (#238), Magistral Medium: 46.5 (#214)

BenchmarkGPT-4.1 nanoMagistral Medium
LMArena Text12851255
LMArena Creative Writing12601245
LMArena Multi-Turn12771275
EQ-Bench Creative Writing946—
WildBench81.2%—

Frequently asked questions

Is GPT-4.1 nano better than Magistral Medium?

Magistral Medium is the stronger model overall, scoring 34.8 to 27.7 on the Noometry Index. GPT-4.1 nano costs 16× less per token, which makes it the better buy when Magistral Medium's lead doesn't matter for your workload.

Which is cheaper, GPT-4.1 nano or Magistral Medium?

GPT-4.1 nano is cheaper. It lists at $0.10 per million input tokens and $0.40 per million output tokens; Magistral Medium lists at $2 and $5.

Is GPT-4.1 nano or Magistral Medium better for coding?

Magistral Medium scores higher on coding benchmarks: 38.6 versus 23.8 in the Noometry coding category.

Which has the bigger context window?

GPT-4.1 nano does, with 1.05M tokens against 128K.

How many benchmarks do GPT-4.1 nano and Magistral Medium share?

19 benchmarks have published results for both models. GPT-4.1 nano has 38 scored results on Noometry and Magistral Medium has 22.

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