Model comparison

Codellama 34b Instruct vs GPT-5

GPT-5 is the stronger model overall, scoring 50.9 to 30.8 on the Noometry Index.

Last verified . 10 shared benchmarks.

Codellama 34b Instruct Meta

30.8

Rank #287 Confirmed

GPT-5 OpenAI

50.9

Rank #45 Confirmed

Summary

  • They share 10 benchmarks with published results for both. Codellama 34b Instruct scores higher in 0 categories and GPT-5 in 7 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in long context, where GPT-5 leads 69.5 to 30.9.
  • Codellama 34b Instruct has downloadable open weights; the other is API-only.

Side by side

Codellama 34b Instruct and GPT-5 specifications
Codellama 34b InstructGPT-5
ProviderMetaOpenAI
Noometry Index30.850.9
Released—2025-08-07
WeightsOpenProprietary
Context window—400K
Max output—128K
Input $ / M tokens—$1.25
Output $ / M tokens—$10
Results tracked1469

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Category by category

Coding GPT-5 leads

Codellama 34b Instruct: 28.5 (#314), GPT-5: 50.3 (#47)

Coding benchmarks
BenchmarkCodellama 34b InstructGPT-5
LMArena Coding10461436
SWE-bench Verified—73.6%
SWE-bench Verified (bash only)—65%
Aider Polyglot—88%
LMArena WebDev—1418
SciCode—42.9%
GSO—6.9%
WeirdML—60.7%
BigCodeBench Instruct29%—
BigCodeBench Complete37.1%—
ALE-Bench—1,162
AlgoTune—1.67
HumanEval+43.9%—
MBPP+56.3%—

Agentic & Tool Use Not comparable

Codellama 34b Instruct: —, GPT-5: 33.1 (#56)

Agentic & Tool Use benchmarks
BenchmarkCodellama 34b InstructGPT-5
Terminal-Bench—49.6%
GDPval—34.8%
Remote Labor Index—1.7%
DeepResearch Bench—49.6%
BALROG—32.8%
LMArena Search—1133
METR Time Horizons—69.6%

Reasoning GPT-5 leads

Codellama 34b Instruct: 19.6 (#255), GPT-5: 38.3 (#64)

Reasoning benchmarks
BenchmarkCodellama 34b InstructGPT-5
LMArena Hard Prompts10321416
ARC-AGI-2—9.9%
SimpleBench—56.7%
Kagi LLM Benchmark—72.7%
ARC-AGI-1—65.7%
CritPt—12.6%
Chess Puzzles—37%
EnigmaEval—10.5%
EBR-Bench—12.7%
Mystery Game Puzzles—23%
DTBench—90.7%
LMCA—40%
Epoch Capabilities Index—150
ForecastBench—61.4

Math GPT-5 leads

Codellama 34b Instruct: 31.0 (#230), GPT-5: 55.0 (#44)

Math benchmarks
BenchmarkCodellama 34b InstructGPT-5
LMArena Math10561407
FrontierMath (Tiers 1-3)—55.4%
FrontierMath Tier 4—22%
OTIS Mock AIME 2024-2025—91.4%
ProofBench—18%
Omni-MATH—64.7%
MATH Level 5—98.1%
FrontierMath (Feb 2025 set)—32.4%
FrontierMath Tier 4 (v1)—12.5%

Knowledge Not comparable

Codellama 34b Instruct: —, GPT-5: 56.6 (#43)

Knowledge benchmarks
BenchmarkCodellama 34b InstructGPT-5
GPQA Diamond—86.2%
Humanity's Last Exam—25.3%
SimpleQA Verified—50.1%
MMLU-Pro—86.3%
Confabulations—10.3%
Vectara Hallucination Rate—14.7%
GPQA (HELM)—79.2%
LMArena Expert—1419

Multimodal Not comparable

Codellama 34b Instruct: —, GPT-5: 46.8 (#13)

Multimodal benchmarks
BenchmarkCodellama 34b InstructGPT-5
LMArena Vision—1232
GeoBench—81%
VPCT—66%

Multilingual GPT-5 leads

Codellama 34b Instruct: 25.8 (#284), GPT-5: 51.4 (#110)

Multilingual benchmarks
BenchmarkCodellama 34b InstructGPT-5
LMArena Non-English10111397
LMArena Chinese9761422
LMArena French—1410
LMArena German—1416
LMArena Japanese—1409
LMArena Korean—1360
LMArena Russian—1406
LMArena Spanish—1399

Instruction Following GPT-5 leads

Codellama 34b Instruct: 52.2 (#291), GPT-5: 73.8 (#113)

Instruction Following benchmarks
BenchmarkCodellama 34b InstructGPT-5
LMArena Instruction Following10281388
IFEval—87.5%

Long Context GPT-5 leads

Codellama 34b Instruct: 30.9 (#284), GPT-5: 69.5 (#2)

Long Context benchmarks
BenchmarkCodellama 34b InstructGPT-5
LMArena Longer Query10131399
Fiction.LiveBench—97.2%

Writing & Preference GPT-5 leads

Codellama 34b Instruct: 28.2 (#297), GPT-5: 63.4 (#65)

Writing & Preference benchmarks
BenchmarkCodellama 34b InstructGPT-5
LMArena Text10661406
LMArena Creative Writing10321365
LMArena Multi-Turn10151426
Short-Story Creative Writing—86%
EQ-Bench Creative Writing—1627
WildBench—85.7%

Frequently asked questions

Is Codellama 34b Instruct better than GPT-5?

GPT-5 is the stronger model overall, scoring 50.9 to 30.8 on the Noometry Index.

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

GPT-5 scores higher on coding benchmarks: 50.3 versus 28.5 in the Noometry coding category.

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

10 benchmarks have published results for both models. Codellama 34b Instruct has 14 scored results on Noometry and GPT-5 has 69.

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