GPTvsMoonshot (Kimi)

o1 vs Kimi K2

Side-by-side comparison of pricing, task quality, and projected cost at higher scale.

Pricing

Side-by-side pricing

o1

Flagship

Kimi K2

Mid-tier
Input $/MTok
$15.00
$0.95
Output $/MTok
$60.00
$4.00
Cache discount
50% off
83% off
Context
200K
256K

Quality

Task confidence comparison

Confidence score from zero to one hundred by task type, where higher is better.
Code Generation
0
vs
0
Code Review
0
vs
0
Summarization
0
vs
0
Q&A
0
vs
0
Extraction
0
vs
0
Reasoning
0
vs
0
Classification
0
vs
0
Creative Writing
0
vs
0
o1
Kimi K2

Guidance

When to use o1 vs Kimi K2

Choose o1 when...

  • Similar performance; consider provider preference or ecosystem fit.

Choose Kimi K2 when...

  • -Cost matters: 94% cheaper on input tokens
  • -You need a larger context window (256K vs 200K)

At scale

Cost at scale

Estimated cost assuming a seventy percent input and thirty percent output token split.
o1
Kimi K2
100K tokens
$2.85
$0.19Cheaper
1M tokens
$28.50
$1.86Cheaper
10M tokens
$285.00
$18.65Cheaper

FAQ

When should I use o1 instead of Kimi K2?

o1 and Kimi K2 perform similarly across all tracked tasks. Pick based on pricing and provider preference.

Is Kimi K2 cheaper than o1?

Yes. Kimi K2 input costs $0.95/MTok vs $15.00/MTok for o1, saving 94% on input.

What are the context window sizes for o1 and Kimi K2?

o1 has a 200K token context window. Kimi K2 has a 256K token context window.

Track your real costs

Comparisons show estimated costs at list price. The dashboard reveals your real spend and savings.