Model comparison

Gemini 4 Argon vs Longcat Flash Chat

Gemini 4 Argon is the stronger model overall, scoring 56.5 to 42.1 on the Noometry Index.

Last verified . 13 shared benchmarks.

Gemini 4 Argon Google

56.5

Rank #24 Confirmed

Longcat Flash Chat Meituan

42.1

Rank #120 Confirmed

Summary

  • They share 13 benchmarks with published results for both. Gemini 4 Argon scores higher in 8 categories and Longcat Flash Chat in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where Gemini 4 Argon leads 73.9 to 39.4.
  • Longcat Flash Chat has downloadable open weights; the other is API-only.

Side by side

Gemini 4 Argon and Longcat Flash Chat specifications
Gemini 4 ArgonLongcat Flash Chat
ProviderGoogleMeituan
Noometry Index56.542.1
Released2026-09-30—
WeightsProprietaryOpen
Context window——
Max output——
Input $ / M tokens——
Output $ / M tokens——
Results tracked2119

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Category by category

Coding Gemini 4 Argon leads

Gemini 4 Argon: 62.0 (#9), Longcat Flash Chat: 43.5 (#87)

Coding benchmarks
BenchmarkGemini 4 ArgonLongcat Flash Chat
LMArena Coding15501471
LMArena WebDev1678—
FrontierSWE55%—
SciCode61.8%—

Agentic & Tool Use Not comparable

Gemini 4 Argon: 49.2 (#8), Longcat Flash Chat: —

Agentic & Tool Use benchmarks
BenchmarkGemini 4 ArgonLongcat Flash Chat
APEX-Agents82.2%—
Vending-Bench 213,718—

Reasoning Gemini 4 Argon leads

Gemini 4 Argon: 44.2 (#47), Longcat Flash Chat: 19.0 (#272)

Reasoning benchmarks
BenchmarkGemini 4 ArgonLongcat Flash Chat
LMArena Hard Prompts15481440
Kagi LLM Benchmark—43.9%
NYT Connections (extended)—17.7%
CritPt27.1%—

Math Gemini 4 Argon leads

Gemini 4 Argon: 73.9 (#17), Longcat Flash Chat: 39.4 (#107)

Math benchmarks
BenchmarkGemini 4 ArgonLongcat Flash Chat
LMArena Math15361442
ProofBench99%—

Knowledge Gemini 4 Argon leads

Gemini 4 Argon: 43.9 (#89), Longcat Flash Chat: 40.6 (#116)

Knowledge benchmarks
BenchmarkGemini 4 ArgonLongcat Flash Chat
LMArena Expert15531454

Multimodal Not comparable

Gemini 4 Argon: 46.5 (#14), Longcat Flash Chat: —

Multimodal benchmarks
BenchmarkGemini 4 ArgonLongcat Flash Chat
Blueprint-Bench 254.4%—

Multilingual Gemini 4 Argon leads

Gemini 4 Argon: 60.3 (#1), Longcat Flash Chat: 51.9 (#101)

Multilingual benchmarks
BenchmarkGemini 4 ArgonLongcat Flash Chat
LMArena Non-English15231404
LMArena Chinese16101465
LMArena Russian15371395
LMArena Spanish14971445
LMArena French—1456
LMArena German—1408
LMArena Japanese—1373
LMArena Korean—1371

Instruction Following Gemini 4 Argon leads

Gemini 4 Argon: 80.1 (#2), Longcat Flash Chat: 74.4 (#96)

Instruction Following benchmarks
BenchmarkGemini 4 ArgonLongcat Flash Chat
LMArena Instruction Following15381411

Long Context Gemini 4 Argon leads

Gemini 4 Argon: 47.6 (#15), Longcat Flash Chat: 43.5 (#93)

Long Context benchmarks
BenchmarkGemini 4 ArgonLongcat Flash Chat
LMArena Longer Query15491425

Writing & Preference Gemini 4 Argon leads

Gemini 4 Argon: 71.4 (#19), Longcat Flash Chat: 61.0 (#91)

Writing & Preference benchmarks
BenchmarkGemini 4 ArgonLongcat Flash Chat
LMArena Text15341427
LMArena Creative Writing15311388
LMArena Multi-Turn15571418

Frequently asked questions

Is Gemini 4 Argon better than Longcat Flash Chat?

Gemini 4 Argon is the stronger model overall, scoring 56.5 to 42.1 on the Noometry Index.

Is Gemini 4 Argon or Longcat Flash Chat better for coding?

Gemini 4 Argon scores higher on coding benchmarks: 62.0 versus 43.5 in the Noometry coding category.

How many benchmarks do Gemini 4 Argon and Longcat Flash Chat share?

13 benchmarks have published results for both models. Gemini 4 Argon has 21 scored results on Noometry and Longcat Flash Chat has 19.

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