Codesota · Models · Claude-Opus-4.1Anthropic7 results · 1 benchmarks
Model card

Claude-Opus-4.1.

Anthropicopen-source
§ 02 · Benchmarks

Every benchmark Claude-Opus-4.1 has a recorded score for.

#BenchmarkArea · TaskMetricValueRankDateSource
01PLCCNatural Language Processing · Polish Cultural Competencyhistory91.0%#11/165—source ↗
02PLCCNatural Language Processing · Polish Cultural Competencyculture-and-tradition83.0%#30/165—source ↗
03PLCCNatural Language Processing · Polish Cultural Competencygrammar74.0%#34/165—source ↗
04PLCCNatural Language Processing · Polish Cultural Competencygeography86.0%#34/165—source ↗
05PLCCNatural Language Processing · Polish Cultural Competencyaverage79.0%#34/165—source ↗
06PLCCNatural Language Processing · Polish Cultural Competencyvocabulary73.0%#36/165—source ↗
07PLCCNatural Language Processing · Polish Cultural Competencyart-and-entertainment67.0%#45/165—source ↗
Rank column shows this model’s position vs all other models scored on the same benchmark + metric (competitors after the slash). #1 in red means current SOTA. Sorted by rank, then newest result.
§ 03 · Strengths by area

Where Claude-Opus-4.1 actually performs.

Natural Language Processing
1
benchmark
avg rank #32.0
§ 05 · Related models

Other Anthropic models scored on Codesota.

Claude 3.5 Sonnet
Undisclosed params · 32 results
Claude Opus 4
Undisclosed params · 23 results
Claude Sonnet 4
21 results
Claude Opus 4.6
15 results
Claude 3 Opus
14 results
Claude Sonnet 4.6
13 results
Claude Opus 4.5
Undisclosed params · 12 results
Claude 3.7 Sonnet
10 results
§ 06 · Sources & freshness

Where these numbers come from.

sdadas/PLCC
7
results
7 of 7 rows marked verified.