Noometry

Model comparison

Claude Opus 4.6 vs Yi-34B

Claude Opus 4.6 is the stronger model overall, scoring 58.2 to 27.8 on the Noometry Index.

Last verified . 19 shared benchmarks.

Claude Opus 4.6 Anthropic

58.2

Rank #20 Confirmed

Yi-34B 01.AI

27.8

Rank #329 Confirmed

Summary

  • They share 19 benchmarks with published results for both. Claude Opus 4.6 scores higher in 8 categories and Yi-34B in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Claude Opus 4.6 leads 61.9 to 7.5.
  • The biggest single-benchmark swing is GPQA Diamond: 90.5% for Claude Opus 4.6 and 14.7% for Yi-34B.
  • Yi-34B has downloadable open weights; the other is API-only.

Side by side

Claude Opus 4.6Yi-34B
ProviderAnthropic01.AI
Noometry Index58.227.8
Released2026-02-042023-11-02
WeightsProprietaryOpen
Context window1M—
Max output128K—
Input $ / M tokens$5—
Output $ / M tokens$25—
Results tracked6823

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Category by category

Coding Claude Opus 4.6 leads

Claude Opus 4.6: 57.2 (#20), Yi-34B: 32.3 (#274)

BenchmarkClaude Opus 4.6Yi-34B
LMArena Coding15361112
SWE-bench Verified78.7%—
FrontierCode26.6%—
SWE-bench Verified (bash only)75.6%—
LMArena WebDev1547—
SWE-bench Multilingual72%—
GSO41.2%—
WeirdML78%—
ALE-Bench996.5—
AlgoTune1.47—

Agentic & Tool Use Not comparable

Claude Opus 4.6: 51.1 (#4), Yi-34B: —

BenchmarkClaude Opus 4.6Yi-34B
Terminal-Bench79.8%—
APEX-Agents46.3%—
Remote Labor Index4.2%—
τ²-bench Banking27.3%—
Cybench93%—
DeepResearch Bench55.3%—
GBAEval44.1%—
LMArena Search1253—
METR Time Horizons78.9%—
Vending-Bench 28,018—

Reasoning Claude Opus 4.6 leads

Claude Opus 4.6: 57.8 (#23), Yi-34B: 21.2 (#226)

BenchmarkClaude Opus 4.6Yi-34B
LMArena Hard Prompts15271104
Epoch Capabilities Index155.24117.39
ARC-AGI-269.2%—
SimpleBench67.6%—
Kagi LLM Benchmark83.6%—
NYT Connections (extended)92.1%—
ARC-AGI-194%—
Chess Puzzles17%—
EnigmaEval7.6%—
Thematic Generalization80.6%—
EBR-Bench12.7%—
Mystery Game Puzzles25%—
DTBench91.2%—
LMCA55.8%—
BIG-Bench Hard—71.7%
ForecastBench60—

Math Claude Opus 4.6 leads

Claude Opus 4.6: 63.0 (#31), Yi-34B: 21.6 (#282)

BenchmarkClaude Opus 4.6Yi-34B
LMArena Math15191114
FrontierMath (Tiers 1-3)66%—
FrontierMath Tier 426.8%—
MathArena Final-Answer Competitions78.5%—
OTIS Mock AIME 2024-202594.4%—
ProofBench50%—
MATH Level 5—5.1%
FrontierMath (Feb 2025 set)40.7%—
FrontierMath Tier 4 (v1)22.9%—
GSM8K—76%

Knowledge Claude Opus 4.6 leads

Claude Opus 4.6: 61.9 (#26), Yi-34B: 7.5 (#309)

BenchmarkClaude Opus 4.6Yi-34B
GPQA Diamond90.5%14.7%
LMArena Expert15461061
Humanity's Last Exam34.4%—
SimpleQA Verified47%—
Vectara Hallucination Rate12.2%—
MMLU—76.3%

Multimodal Not comparable

Claude Opus 4.6: 37.3 (#74), Yi-34B: —

BenchmarkClaude Opus 4.6Yi-34B
LMArena Vision1316—
Furniture Assembly28.3%—
LMArena Document1507—

Multilingual Claude Opus 4.6 leads

Claude Opus 4.6: 57.9 (#6), Yi-34B: 29.7 (#264)

BenchmarkClaude Opus 4.6Yi-34B
LMArena Non-English14891079
LMArena Chinese15511176
LMArena French15131081
LMArena German15021042
LMArena Japanese1484993
LMArena Korean1464959
LMArena Russian14971050
LMArena Spanish15101070

Instruction Following Claude Opus 4.6 leads

Claude Opus 4.6: 79.5 (#4), Yi-34B: 56.2 (#274)

BenchmarkClaude Opus 4.6Yi-34B
LMArena Instruction Following15231091

Long Context Claude Opus 4.6 leads

Claude Opus 4.6: 48.1 (#13), Yi-34B: 33.2 (#264)

BenchmarkClaude Opus 4.6Yi-34B
LMArena Longer Query15201094
CL-bench20.7%—
CL-bench Life17%—

Writing & Preference Claude Opus 4.6 leads

Claude Opus 4.6: 73.5 (#10), Yi-34B: 34.1 (#273)

BenchmarkClaude Opus 4.6Yi-34B
LMArena Text15031129
LMArena Creative Writing15051108
LMArena Multi-Turn15131113
EQ-Bench Creative Writing1809—
EQ-Bench 41223—

Frequently asked questions

Is Claude Opus 4.6 better than Yi-34B?

Claude Opus 4.6 is the stronger model overall, scoring 58.2 to 27.8 on the Noometry Index.

Is Claude Opus 4.6 or Yi-34B better for coding?

Claude Opus 4.6 scores higher on coding benchmarks: 57.2 versus 32.3 in the Noometry coding category.

How many benchmarks do Claude Opus 4.6 and Yi-34B share?

19 benchmarks have published results for both models. Claude Opus 4.6 has 68 scored results on Noometry and Yi-34B has 23.

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