Model comparison

Claude Opus 4.5 vs Falcon-180B

Claude Opus 4.5 is the stronger model overall, scoring 50.5 to 32.2 on the Noometry Index.

Last verified . 7 shared benchmarks.

Claude Opus 4.5 Anthropic

50.5

Rank #47 Confirmed

Summary

  • They share 7 benchmarks with published results for both. Claude Opus 4.5 scores higher in 4 categories and Falcon-180B in 0 categories; 4 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Claude Opus 4.5 leads 68.1 to 29.1.
  • Falcon-180B has downloadable open weights; the other is API-only.

Side by side

Claude Opus 4.5 and Falcon-180B specifications
Claude Opus 4.5Falcon-180B
ProviderAnthropicTechnology Innovation Institute
Noometry Index50.532.2
Released2025-11-012023-09-06
WeightsProprietaryOpen
Context window200K—
Max output64K—
Input $ / M tokens$5—
Output $ / M tokens$25—
Results tracked6916

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Category by category

Coding Not comparable

Claude Opus 4.5: 54.8 (#27), Falcon-180B: —

Coding benchmarks
BenchmarkClaude Opus 4.5Falcon-180B
SWE-bench Verified76.7%—
SWE-bench Verified (bash only)76.8%—
LMArena WebDev1494—
SWE-bench Multilingual70.7%—
GSO26.5%—
WeirdML63.7%—
LMArena Coding1504—
ALE-Bench1,025—
AlgoTune1.77—

Agentic & Tool Use Not comparable

Claude Opus 4.5: 47.3 (#12), Falcon-180B: —

Agentic & Tool Use benchmarks
BenchmarkClaude Opus 4.5Falcon-180B
Terminal-Bench63.1%—
Berkeley Function Calling Leaderboard77.5%—
GDPval45.5%—
Remote Labor Index3.8%—
τ²-bench Airline84%—
τ²-bench Banking24.7%—
τ²-bench Retail79.6%—
τ²-bench Telecom92.3%—
Cybench82%—
DeepResearch Bench54.8%—
OSWorld66.3%—
BALROG43.5%—
LMArena Search1180—
METR Time Horizons75%—
Vending-Bench 24,967—

Reasoning Claude Opus 4.5 leads

Claude Opus 4.5: 42.6 (#51), Falcon-180B: 19.1 (#269)

Reasoning benchmarks
BenchmarkClaude Opus 4.5Falcon-180B
LMArena Hard Prompts14761007
Epoch Capabilities Index150.09112.13
ARC-AGI-237.6%—
SimpleBench62%—
Kagi LLM Benchmark80.2%—
NYT Connections (extended)52.5%—
ARC-AGI-180%—
Chess Puzzles12%—
EnigmaEval11.9%—
EBR-Bench14.3%—
Mystery Game Puzzles22%—
DTBench89.9%—
LMCA44.5%—
ForecastBench60.7—
HellaSwag—89%
LAMBADA—79.8%
PIQA—84.9%
WinoGrande—87.1%

Math Not comparable

Claude Opus 4.5: 38.6 (#132), Falcon-180B: —

Math benchmarks
BenchmarkClaude Opus 4.5Falcon-180B
FrontierMath (Tiers 1-3)34.4%—
FrontierMath Tier 44.9%—
OTIS Mock AIME 2024-202586.1%—
ProofBench36%—
LMArena Math1463—
FrontierMath (Feb 2025 set)20.7%—
FrontierMath Tier 4 (v1)4.2%—
GSM8K—54.4%

Knowledge Not comparable

Claude Opus 4.5: 56.5 (#44), Falcon-180B: —

Knowledge benchmarks
BenchmarkClaude Opus 4.5Falcon-180B
GPQA Diamond86%—
Humanity's Last Exam25.2%—
SimpleQA Verified45.7%—
Vectara Hallucination Rate10.9%—
LMArena Expert1487—
ARC (AI2) Challenge—67.8%
BoolQ—89%
MMLU—70.6%
OpenBookQA—64.2%

Multimodal Not comparable

Claude Opus 4.5: 31.4 (#107), Falcon-180B: —

Multimodal benchmarks
BenchmarkClaude Opus 4.5Falcon-180B
GeoBench75%—
VPCT40%—
Furniture Assembly28.3%—
LMArena Document1462—

Multilingual Claude Opus 4.5 leads

Claude Opus 4.5: 54.3 (#47), Falcon-180B: 25.2 (#286)

Multilingual benchmarks
BenchmarkClaude Opus 4.5Falcon-180B
LMArena Non-English14381000
LMArena Chinese1470—
LMArena French1471—
LMArena German1449—
LMArena Japanese1416—
LMArena Korean1424—
LMArena Russian1447—
LMArena Spanish1458—

Instruction Following Claude Opus 4.5 leads

Claude Opus 4.5: 77.5 (#19), Falcon-180B: 53.4 (#286)

Instruction Following benchmarks
BenchmarkClaude Opus 4.5Falcon-180B
LMArena Instruction Following14781047

Long Context Not comparable

Claude Opus 4.5: 46.5 (#22), Falcon-180B: —

Long Context benchmarks
BenchmarkClaude Opus 4.5Falcon-180B
CL-bench21.1%—
LMArena Longer Query1480—

Writing & Preference Claude Opus 4.5 leads

Claude Opus 4.5: 68.1 (#28), Falcon-180B: 29.1 (#295)

Writing & Preference benchmarks
BenchmarkClaude Opus 4.5Falcon-180B
LMArena Text14511054
LMArena Creative Writing14451089
LMArena Multi-Turn14661013
EQ-Bench Creative Writing1687—

Frequently asked questions

Is Claude Opus 4.5 better than Falcon-180B?

Claude Opus 4.5 is the stronger model overall, scoring 50.5 to 32.2 on the Noometry Index.

How many benchmarks do Claude Opus 4.5 and Falcon-180B share?

7 benchmarks have published results for both models. Claude Opus 4.5 has 69 scored results on Noometry and Falcon-180B has 16.

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