Claude Opus 4.6 vs K-EXAONE-236B-A23B: Specs & Benchmark Comparison

CharacteristicClaude Opus 4.6K-EXAONE-236B-A23B
CompanyAnthropicLG AI Research
Release DateFebruary 4, 2026December 30, 2025
Parameters236B
MultimodalYesNo
Context (input)1.0M33K
Context (output)128K33K
Input Price / 1M$5.00$0.60
Output Price / 1M$25.00$1.00
Average Score0.80.8
Benchmarks
AIME 20251.00.9

Visual Benchmark Comparison

Claude Opus 4.6
K-EXAONE-236B-A23B
AIME 20251.0 vs 0.9
1.0
0.9

Verdict

Claude Opus 4.6 leads in 2 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: Claude Opus 4.6 — 0.8, K-EXAONE-236B-A23B — 0.8.

API Cost

K-EXAONE-236B-A23B is 18.8x cheaper: input $0.60/1M vs $5.00/1M tokens.

Context Window

Claude Opus 4.6 supports a larger context: 1M vs 33K tokens.

Recency

Claude Opus 4.6 is newer: released 2/4/2026 vs 12/30/2025.

More About These Models

Related Comparisons

The Claude Opus 4.6 and K-EXAONE-236B-A23B comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Claude Opus 4.6 or K-EXAONE-236B-A23B page. See also the complete list of AI model comparisons.