Kimi K3.1 ProvsGPT-Image 2

Kimi K3.1 Pro leads the overall Podium Score by 1.1 points (94.2 vs 93.1).Category wins: Kimi K3.1 Pro 5 — 2 GPT-Image 2.GPT-Image 2 is the cheaper pick ($0.09/M vs $20/M per 1M output tokens). Kimi K3.1 Pro is faster (45 t/s vs 25 t/s).

Open in Compare Tool →View Kimi K3.1 ProView GPT-Image 2
Kimi K3.1 ProDrag slider or hover to compareGPT-Image 2
GPT-Image 2
93.1
Coding: 0.0 · Speed: 25 t/s
Output Price: $0.09/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 93.1 for GPT-Image 2). In head-to-head domain evaluations, Kimi K3.1 Pro outperforms in 5 of 7 benchmark categories.

Coding & Engineering
Kimi K3.1 Pro (72.0)
Inference Speed
Kimi K3.1 Pro (45 t/s)
Cost Efficiency
GPT-Image 2 ($0.09/M)
API Price / 1M (in · out)
Kimi K3.1 Pro $4/M · $20/M — GPT-Image 2 $0.09/M · $0.09/M

Choose Kimi K3.1 Pro for long documents and large codebases, and GPT-Image 2 for vision and multimodal apps.

MetricKimi K3.1 ProGPT-Image 2
Podium Score94.2 ▲93.1
Arena Elo1490 ▲1470
Intelligence Index68.093.0 ▲
Coding72.0 ▲0.0
Math95.0 ▲0.0
Reasoning98.0 ▲55.0
Agentic82.0 ▲30.0
Knowledge45.070.0 ▲
Multimodal96.099.2 ▲
Long-context100.0 ▲60.0
Output speed45 t/s ▲25 t/s
Output price$20/M$0.09/M ▲
Context window1000K ▲128K
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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