GPT-5.6 Luna survives the model launch storm — still #
1# in the world based on OrcaRouter Composite Index 🐳
The frontier moved fast: Claude Opus 5. Kimi K3. GLM-5.3. Qwen3.8. Yet GPT-5.6 Luna still holds the crown on our Model Leaderboard.
Current Top 10:
🥇 GPT-5.6 Luna — 75.0
🥈 Claude Opus 5 — 72.8
🥉 GPT-5.6 Sol — 72.0
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4# GPT-5.4 Pro — 71.7
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5# Kimi K3 — 70.9
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6# GLM-5.3 — 70.0
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7# GLM-5.2 — 69.9
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8# Qwen3.7 Max — 69.8
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9# GLM-5.3 Flash — 69.0
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10# Grok 4.6 — 67.4
This isn't another benchmark beauty contest.
Orca Composite Index:
40% Human Preference
30% Independent Benchmarks
20% Production Evidence
10% Ecosystem Adoption
Benchmarks measure models in the lab. We measure which models actually win. 🐳