Model comparison

Codellama 34b Instruct vs GPT-5 Mini

GPT-5 Mini is the stronger model overall, scoring 41.8 to 30.8 on the Noometry Index.

Last verified . 10 shared benchmarks.

Codellama 34b Instruct Meta

30.8

Rank #287 Confirmed

GPT-5 Mini OpenAI

41.8

Rank #128 Confirmed

Summary

  • They share 10 benchmarks with published results for both. Codellama 34b Instruct scores higher in 0 categories and GPT-5 Mini in 7 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where GPT-5 Mini leads 55.2 to 28.2.
  • Codellama 34b Instruct has downloadable open weights; the other is API-only.

Side by side

Codellama 34b Instruct and GPT-5 Mini specifications
Codellama 34b InstructGPT-5 Mini
ProviderMetaOpenAI
Noometry Index30.841.8
Released—2025-08-07
WeightsOpenProprietary
Context window—400K
Max output—128K
Input $ / M tokens—$0.25
Output $ / M tokens—$2
Results tracked1460

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Category by category

Coding GPT-5 Mini leads

Codellama 34b Instruct: 28.5 (#314), GPT-5 Mini: 40.1 (#146)

Coding benchmarks
BenchmarkCodellama 34b InstructGPT-5 Mini
LMArena Coding10461406
SWE-bench Verified—64.7%
SWE-bench Verified (bash only)—59.8%
SWE-bench Multilingual—39.7%
SciCode—39.2%
WeirdML—52.7%
BigCodeBench Instruct29%—
BigCodeBench Complete37.1%—
ALE-Bench—799.77
AlgoTune—1.38
HumanEval+43.9%—
MBPP+56.3%—

Agentic & Tool Use Not comparable

Codellama 34b Instruct: —, GPT-5 Mini: 31.1 (#70)

Agentic & Tool Use benchmarks
BenchmarkCodellama 34b InstructGPT-5 Mini
Terminal-Bench—34.8%
Berkeley Function Calling Leaderboard—55.5%
Vending-Bench 2—-31.18

Reasoning GPT-5 Mini leads

Codellama 34b Instruct: 19.6 (#255), GPT-5 Mini: 23.9 (#168)

Reasoning benchmarks
BenchmarkCodellama 34b InstructGPT-5 Mini
LMArena Hard Prompts10321380
ARC-AGI-2—4.4%
Kagi LLM Benchmark—70.3%
ARC-AGI-1—54.3%
CritPt—0%
Chess Puzzles—30%
EnigmaEval—8.2%
Mystery Game Puzzles—10%
DTBench—80.5%
LMCA—34.2%
Epoch Capabilities Index—145.52
ForecastBench—61

Math GPT-5 Mini leads

Codellama 34b Instruct: 31.0 (#230), GPT-5 Mini: 46.7 (#69)

Math benchmarks
BenchmarkCodellama 34b InstructGPT-5 Mini
LMArena Math10561378
FrontierMath (Tiers 1-3)—46.7%
FrontierMath Tier 4—12.2%
OTIS Mock AIME 2024-2025—86.7%
ProofBench—9%
Omni-MATH—72.2%
MATH Level 5—97.8%
FrontierMath (Feb 2025 set)—27.2%
FrontierMath Tier 4 (v1)—6.3%

Knowledge Not comparable

Codellama 34b Instruct: —, GPT-5 Mini: 45.6 (#86)

Knowledge benchmarks
BenchmarkCodellama 34b InstructGPT-5 Mini
GPQA Diamond—75%
Humanity's Last Exam—19.4%
SimpleQA Verified—21.6%
MMLU-Pro—83.5%
Confabulations—13.3%
Vectara Hallucination Rate—12.9%
GPQA (HELM)—75.6%
LMArena Expert—1379

Multimodal Not comparable

Codellama 34b Instruct: —, GPT-5 Mini: 35.6 (#85)

Multimodal benchmarks
BenchmarkCodellama 34b InstructGPT-5 Mini
LMArena Vision—1202
VPCT—40.2%

Multilingual GPT-5 Mini leads

Codellama 34b Instruct: 25.8 (#284), GPT-5 Mini: 48.9 (#137)

Multilingual benchmarks
BenchmarkCodellama 34b InstructGPT-5 Mini
LMArena Non-English10111363
LMArena Chinese9761385
LMArena French—1386
LMArena German—1366
LMArena Japanese—1341
LMArena Korean—1308
LMArena Russian—1362
LMArena Spanish—1355

Instruction Following GPT-5 Mini leads

Codellama 34b Instruct: 52.2 (#291), GPT-5 Mini: 76.2 (#46)

Instruction Following benchmarks
BenchmarkCodellama 34b InstructGPT-5 Mini
LMArena Instruction Following10281357
IFEval—92.7%

Long Context GPT-5 Mini leads

Codellama 34b Instruct: 30.9 (#284), GPT-5 Mini: 41.9 (#132)

Long Context benchmarks
BenchmarkCodellama 34b InstructGPT-5 Mini
LMArena Longer Query10131355
Fiction.LiveBench—69.4%

Writing & Preference GPT-5 Mini leads

Codellama 34b Instruct: 28.2 (#297), GPT-5 Mini: 55.2 (#148)

Writing & Preference benchmarks
BenchmarkCodellama 34b InstructGPT-5 Mini
LMArena Text10661373
LMArena Creative Writing10321325
LMArena Multi-Turn10151363
Short-Story Creative Writing—83.1%
EQ-Bench Creative Writing—1313
WildBench—85.5%

Frequently asked questions

Is Codellama 34b Instruct better than GPT-5 Mini?

GPT-5 Mini is the stronger model overall, scoring 41.8 to 30.8 on the Noometry Index.

Is Codellama 34b Instruct or GPT-5 Mini better for coding?

GPT-5 Mini scores higher on coding benchmarks: 40.1 versus 28.5 in the Noometry coding category.

How many benchmarks do Codellama 34b Instruct and GPT-5 Mini share?

10 benchmarks have published results for both models. Codellama 34b Instruct has 14 scored results on Noometry and GPT-5 Mini has 60.

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