GPT-6.1 SolvsKimi K3.1 Highspeed

GPT-6.1 Sol leads the overall Podium Score by 0.9 points (92.4 vs 91.5).Category wins: GPT-6.1 Sol 6 — 1 Kimi K3.1 Highspeed.Kimi K3.1 Highspeed is the cheaper pick ($8/M vs $20/M per 1M output tokens). Kimi K3.1 Highspeed is faster (130 t/s vs 75 t/s).

Open in Compare Tool →View GPT-6.1 SolView Kimi K3.1 Highspeed
GPT-6.1 SolDrag slider or hover to compareKimi K3.1 Highspeed
Kimi K3.1 Highspeed
91.5
Coding: 60.0 · Speed: 130 t/s
Output Price: $8/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 91.5 for Kimi K3.1 Highspeed). In head-to-head domain evaluations, GPT-6.1 Sol outperforms in 6 of 7 benchmark categories.

Coding & Engineering
GPT-6.1 Sol (89.0)
Inference Speed
Kimi K3.1 Highspeed (130 t/s)
Cost Efficiency
Kimi K3.1 Highspeed ($8/M)
API Price / 1M (in · out)
GPT-6.1 Sol $5/M · $20/M — Kimi K3.1 Highspeed $1.5/M · $8/M

Choose GPT-6.1 Sol for complex reasoning and analysis, and Kimi K3.1 Highspeed for long documents and large codebases.

MetricGPT-6.1 SolKimi K3.1 Highspeed
Podium Score92.4 ▲91.5
Arena Elo1495 ▲1455
Intelligence Index93.0 ▲60.0
Coding89.0 ▲60.0
Math95.0 ▲88.0
Reasoning95.5 ▲92.0
Agentic86.5 ▲74.0
Knowledge89.0 ▲38.0
Multimodal93.0 ▲90.0
Long-context96.098.0 ▲
Output speed75 t/s130 t/s ▲
Output price$20/M$8/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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