Kimi K3.1 Pro Benchmarks, Pricing & Rankings
Moonshot AI · 2026-10-23 · Closed · Current
Snapshot 2026-11-06 · updated weekly
Kimi K3.1 Pro ranks #5 of 71 on the AMR leaderboard.
Kimi K3.1 Pro benchmark scores
Kimi K3.1 Pro price, speed & context
Input price
$2
per 1M tokens
Moonshot AI rate card · 2026-10-28
Output price
$10
per 1M tokens
Speed
74
tok/s
Context
1.0M
tokens
About Kimi K3.1 Pro
Kimi K3.1 Pro is Moonshot’s new proprietary flagship (released Oct 23, $2/$10 per million tokens, 1M context, ~2.8T params). Artificial Analysis puts its intelligence index at 55, fourth in its class — the strongest Kimi to date, ahead of the open K3 on reasoning but slower at ~74 tok/s and closed-weights.
Models around Kimi K3.1 Pro in the rankings
More Moonshot AI models
Kimi K3.1 Pro FAQ
Where does Kimi K3.1 Pro rank?
Kimi K3.1 Pro ranks #5 of 71 tracked AI models on the AMR aggregate as of October 2026, with an aggregate score of 82.8. Its strongest dimension is AMR at 82.8.
How much does Kimi K3.1 Pro cost?
Kimi K3.1 Pro costs $2 per million input tokens and $10 per million output tokens on the standard API. At a typical 1:3 input/output agent workload, that blends to roughly $8.00 per million tokens.
What is the Kimi K3.1 Pro context window?
Kimi K3.1 Pro supports a 1.0M token context window and generates at a median 74 output tokens per second. That context fits roughly 699 standard documents in a single prompt.
Is Kimi K3.1 Pro open source?
No — Kimi K3.1 Pro is a closed model available only through Moonshot AI’s official API and authorized cloud partners.
What is better than Kimi K3.1 Pro?
Claude Fable 5.1 ranks one place higher at #4 with an AMR score of 83.2. Kimi K3.1 Pro still wins 0 of the tracked dimensions head-to-head — check the comparison table to see exactly which.