GPT-6.1 SolvsGPT-6 Luna

GPT-6.1 Sol leads the overall Podium Score by 7.9 points (92.4 vs 84.5).Category wins: GPT-6.1 Sol 4 — 0 GPT-6 Luna. GPT-6 Luna is faster (120 t/s vs 75 t/s).

GPT-6.1 SolDrag slider or hover to compareGPT-6 Luna
GPT-6 Luna
84.5
Coding: 62.0 · Speed: 120 t/s
Output Price: $20/M
GPT-6.1 Sol
92.4
Coding: 89.0 · Speed: 75 t/s
Output Price: $20/M
Quick VerdictAggregated 2026 Benchmark Analysis

GPT-6.1 Sol is rated higher overall with a Podium Score of 92.4 (vs 84.5 for GPT-6 Luna). In head-to-head domain evaluations, GPT-6.1 Sol outperforms in 4 of 7 benchmark categories.

Coding & Engineering
GPT-6.1 Sol (89.0)
Inference Speed
GPT-6 Luna (120 t/s)
Cost Efficiency
Comparable
API Price / 1M (in · out)
GPT-6.1 Sol $5/M · $20/M — GPT-6 Luna $5/M · $20/M

Choose GPT-6.1 Sol for complex reasoning and analysis, and GPT-6 Luna for low-latency applications.

MetricGPT-6.1 SolGPT-6 Luna
Podium Score92.4 ▲84.5
Arena Elo1495—
Intelligence Index93.0—
Coding89.0 ▲62.0
Math95.0—
Reasoning95.5 ▲88.0
Agentic86.5—
Knowledge89.0 ▲30.0
Multimodal93.0 ▲90.0
Long-context96.0—
Output speed75 t/s120 t/s ▲
Output price$20/M$20/M
Context window1000K1000K
Scores aggregated from five independent leaderboards. See Methodology. More head-to-heads: GPT-6.1 Sol vs Claude Mythos · GPT-6.1 Sol vs Claude 5.5 Sonnet · GPT-6.1 Sol vs Kimi K3.1 Pro · GPT-6.1 Sol vs Eleven Multilingual v3
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