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Opus 5 Coding Benchmark

How Opus 5 ranks on the LLM Coding Leaderboard, shown next to the three models directly above and below it. Opus 5 was tested at 2 effort levels, each ranked separately.

  • Medium effort — place #2, 17.75 points (max 20). Last evaluated on August 10, 2026, with Claude Code.
  • High effort — place #4, 17.5 points (max 20). Last evaluated on August 12, 2026, with Claude Code.
# Model Total points
(max 20)
Avg cost
per prompt
Avg time
per prompt
Video Tested with Points per project (max 5)
CSV Import (PHP) Offline Sync (PHP) Bank Feed (Dart/Flutter) Shipping Quotes (Go)
1 GPT-5.6-Sol (Medium) 18 $1.01 05:14 Codex CLI 5 4 4 5
2 Opus 5 (Medium) 17.75 $1.10 03:48 Claude Code 5 3.25 4.5 5
3 GPT-5.6-Luna (Max) 17.5 $0.10 14:18 Codex CLI 5 4.5 3 5
4 Opus 5 (High) 17.5 $1.65 06:33 Claude Code 5 3.5 4 5
5 Tencent Hy3 (High) 16.45 $0.05 06:35 OpenCode 3.2 3.75 4.5 5
6 GPT-5.6-Terra (Medium) 16.45 $0.20 02:44 Codex CLI 4.2 3.75 4 4.5
7 GPT-5.6-Luna (Xhigh) 15.75 $0.06 09:07 Codex CLI 4 4.75 2 5

Tutorials about Opus 5


How to read this

  • Each score measures a model-and-harness configuration, not the model in isolation.
  • Prices are calculated with API costs. Models tested on a subscription plan show N/A.
  • Full methodology and scoring formulas are explained in this article.

See every tested model side by side on the full LLM Coding Leaderboard.

Povilas Korop

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