tokevenGeminivsMoonshot (Kimi)
Gemini Robotics ER 2 vs Kimi K2
Side-by-side comparison of pricing, task quality, and projected cost at higher scale.
Pricing
Side-by-side pricing
Gemini Robotics ER 2
Fast / BudgetKimi K2
Mid-tierInput $/MTok
$1.00
$0.95
Output $/MTok
$5.00
$4.00
Cache discount
90% off
83% off
Context
131K
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
Gemini Robotics ER 2
Kimi K2
Guidance
When to use Gemini Robotics ER 2 vs Kimi K2
Choose Gemini Robotics ER 2 when...
- Similar performance; consider provider preference or ecosystem fit.
Choose Kimi K2 when...
- -Cost matters: 5% cheaper on input tokens
- -You need a larger context window (256K vs 131K)
At scale
Cost at scale
Estimated cost assuming a seventy percent input and thirty percent output token split.
Gemini Robotics ER 2
Kimi K2
100K tokens
$0.22
$0.19Cheaper
1M tokens
$2.20
$1.86Cheaper
10M tokens
$22.00
$18.65Cheaper
FAQ
When should I use Gemini Robotics ER 2 instead of Kimi K2?
Gemini Robotics ER 2 and Kimi K2 perform similarly across all tracked tasks. Pick based on pricing and provider preference.
Is Kimi K2 cheaper than Gemini Robotics ER 2?
Yes. Kimi K2 input costs $0.95/MTok vs $1.00/MTok for Gemini Robotics ER 2, saving 5% on input.
What are the context window sizes for Gemini Robotics ER 2 and Kimi K2?
Gemini Robotics ER 2 has a 131K token context window. Kimi K2 has a 256K token context window.
Go deeper on either model
Per-call cost calculators, provider lineups, and price history for both models on this page.
Other comparisons
How Gemini Robotics ER 2 and Kimi K2 stack up against the rest of the field.
Track your real costs
Comparisons show estimated costs at list price. The dashboard reveals your real spend and savings.