token.app › Compare › Claude Opus 4.6 (batch) vs GPT-5.6 Luna

Claude Opus 4.6 (batch) vs GPT-5.6 Luna

GPT-5.6 Luna is 22× cheaper per token on a blended 3:1 basis. GPT-5.6 Luna accepts the larger context window (1.1M).

Head to head
Blended price uses a 3:1 input:output mix
Claude Opus 4.6 (batch)GPT-5.6 Luna
ProviderAnthropicOpenAI
Input $/1M$2.50$0.100
Output $/1M$12.50$0.600
Blended $/1M$5.00$0.225
Context window1M1.1M
Max output128K128K
ReleasedFeb 2026Jul 2026
LicenceProprietaryProprietary
Choose Claude Opus 4.6 (batch) if…
  • No clear advantage on the data we hold.
Choose GPT-5.6 Luna if…
  • Costs less per token — $0.225 vs $5.00 blended
  • Larger context window (1.1M)
  • Newer model (released Jul 2026)
FAQ
Which is better, Claude Opus 4.6 (batch) or GPT-5.6 Luna?
We do not hold independently-run benchmark scores covering both Claude Opus 4.6 (batch) and GPT-5.6 Luna, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Claude Opus 4.6 (batch) cheaper than GPT-5.6 Luna?
GPT-5.6 Luna is cheaper: $0.225 versus $5.00 per million tokens blended at 3:1 input:output. Input alone: $2.50 vs $0.100. Output alone: $12.50 vs $0.600.
What context windows do Claude Opus 4.6 (batch) and GPT-5.6 Luna have?
Claude Opus 4.6 (batch): 1,000,000 tokens. GPT-5.6 Luna: 1,050,000 tokens.
Who makes Claude Opus 4.6 (batch) and GPT-5.6 Luna?
Claude Opus 4.6 (batch) is made by Anthropic. GPT-5.6 Luna is made by OpenAI.
Related comparisons
Claude Opus 4.6 (batch) full details GPT-5.6 Luna full details Claude Opus 4.6 (batch) vs Ling 3.0 Tiny (free) Claude Opus 4.6 (batch) vs Muse Spark 1.2 Claude Opus 4.6 (batch) vs Qwen3.8 Max Claude Opus 4.6 (batch) vs DeepSeek V4 Flash Latest Claude Opus 4.6 (batch) vs DeepSeek V4 Flash 0731 Claude Opus 4.6 (batch) vs Inkling Small