Kimi K3 vs Kimi K3.1 Pro: Pricing and Specs
Kimi K3 $3 / $15 vs Kimi K3.1 Pro $2 / $10 per 1M tokens in / out.
| Kimi K3 | Kimi K3.1 Pro | |
|---|---|---|
| Maker | Moonshot AI | Moonshot AI |
| Input, per 1M tokens | $3 | $2 |
| Output, per 1M tokens | $15 | $10 |
| Context window | 1,048,576 tokens kimi.ai | 1,048,576 tokens kimi.ai |
| Price checked | Nov 9, 2026 kimi.ai | Nov 9, 2026 kimi.ai |
| Tracked changes | 0 | 0 |
Facts side by side from each maker's own pages. No score and no verdict.
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Questions
Which is cheaper, Kimi K3 or Kimi K3.1 Pro
By listed price, Kimi K3.1 Pro is lower: $2 vs $3 per 1M input tokens. Price is the only thing this answer compares.
What do 1M input and 1M output tokens cost on each
Kimi K3: $18. Kimi K3.1 Pro: $12. Listed standard prices, before caching or batch discounts.
What context window does each have
Kimi K3: 1,048,576 tokens. Kimi K3.1 Pro: 1,048,576 tokens. From each maker's docs.
Who makes Kimi K3 and Kimi K3.1 Pro
Kimi K3 is made by Moonshot AI. Kimi K3.1 Pro is made by Moonshot AI.