token.app › Compare › GPT-5.6 Luna Pro (batch) vs Kimi K3

GPT-5.6 Luna Pro (batch) vs Kimi K3

GPT-5.6 Luna Pro (batch) is 27× cheaper per token on a blended 3:1 basis. GPT-5.6 Luna Pro (batch) accepts the larger context window (1.1M).

Head to head
Blended price uses a 3:1 input:output mix
GPT-5.6 Luna Pro (batch)Kimi K3
ProviderOpenAIMoonshot AI
Input $/1M$0.100$3.00
Output $/1M$0.600$15.00
Blended $/1M$0.225$6.00
Context window1.1M1.0M
Max output128K—
ReleasedJul 2026Jul 2026
LicenceProprietaryOpen weights
Choose GPT-5.6 Luna Pro (batch) if…
  • Costs less per token — $0.225 vs $6.00 blended
  • Larger context window (1.1M)
Choose Kimi K3 if…
  • Open weights — self-hostable
  • Newer model (released Jul 2026)
FAQ
Which is better, GPT-5.6 Luna Pro (batch) or Kimi K3?
We do not hold independently-run benchmark scores covering both GPT-5.6 Luna Pro (batch) and Kimi K3, so we make no quality claim. Their pricing and specifications are compared on this page.
Is GPT-5.6 Luna Pro (batch) cheaper than Kimi K3?
GPT-5.6 Luna Pro (batch) is cheaper: $0.225 versus $6.00 per million tokens blended at 3:1 input:output. Input alone: $0.100 vs $3.00. Output alone: $0.600 vs $15.00.
What context windows do GPT-5.6 Luna Pro (batch) and Kimi K3 have?
GPT-5.6 Luna Pro (batch): 1,050,000 tokens. Kimi K3: 1,048,576 tokens.
Who makes GPT-5.6 Luna Pro (batch) and Kimi K3?
GPT-5.6 Luna Pro (batch) is made by OpenAI. Kimi K3 is made by Moonshot AI.
Related comparisons
GPT-5.6 Luna Pro (batch) full details Kimi K3 full details GPT-5.6 Luna Pro (batch) vs Ling 3.0 Tiny (free) GPT-5.6 Luna Pro (batch) vs Muse Spark 1.2 GPT-5.6 Luna Pro (batch) vs Qwen3.8 Max GPT-5.6 Luna Pro (batch) vs DeepSeek V4 Flash Latest GPT-5.6 Luna Pro (batch) vs DeepSeek V4 Flash 0731 GPT-5.6 Luna Pro (batch) vs Inkling Small