Kimi K3.1 ProvsGPT-6.1 Sol

Kimi K3.1 Pro leads the overall Podium Score by 1.8 points (94.2 vs 92.4).Category wins: Kimi K3.1 Pro 3 — 3 GPT-6.1 Sol. GPT-6.1 Sol is faster (75 t/s vs 45 t/s).

Open in Compare Tool →View Kimi K3.1 ProView GPT-6.1 Sol
Kimi K3.1 ProDrag slider or hover to compareGPT-6.1 Sol
GPT-6.1 Sol
92.4
Coding: 89.0 · Speed: 75 t/s
Output Price: $20/M
Kimi K3.1 Pro
94.2
Coding: 72.0 · Speed: 45 t/s
Output Price: $20/M
Quick VerdictAggregated 2026 Benchmark Analysis

Kimi K3.1 Pro is rated higher overall with a Podium Score of 94.2 (vs 92.4 for GPT-6.1 Sol). Both models show closely matched capabilities across domain benchmarks.

Coding & Engineering
GPT-6.1 Sol (89.0)
Inference Speed
GPT-6.1 Sol (75 t/s)
Cost Efficiency
Comparable
API Price / 1M (in · out)
Kimi K3.1 Pro $4/M · $20/M — GPT-6.1 Sol $5/M · $20/M

Choose Kimi K3.1 Pro for long documents and large codebases, and GPT-6.1 Sol for coding and software engineering.

MetricKimi K3.1 ProGPT-6.1 Sol
Podium Score94.2 ▲92.4
Arena Elo14901495 ▲
Intelligence Index68.093.0 ▲
Coding72.089.0 ▲
Math95.095.0
Reasoning98.0 ▲95.5
Agentic82.086.5 ▲
Knowledge45.089.0 ▲
Multimodal96.0 ▲93.0
Long-context100.0 ▲96.0
Output speed45 t/s75 t/s ▲
Output price$20/M$20/M
Context window1000K1000K
Scores aggregated from five independent leaderboards. See Methodology. More head-to-heads: Kimi K3.1 Pro vs Claude Mythos · Kimi K3.1 Pro vs Claude 5.5 Sonnet · Kimi K3.1 Pro vs Eleven Multilingual v3 · Kimi K3.1 Pro vs FLUX.2 Pro
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