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GPT-5.6 Luna (batch) pricing & benchmarks

GPT-5.6 Luna (batch) is available from OpenAI at $0.100 per million input tokens and $0.600 per million output tokens ($0.225 blended at 3:1). It accepts up to 1,050,000 tokens of context. GPT-5.6 Luna is a fast, cost-efficient model in OpenAI's GPT-5.6 series. It is suited for high-volume, latency-sensitive tasks such as chat, classification, and lightweight agentic workflows, providing capable reasoning for...

Pricing

Per million tokens · OpenRouter

Input$0.100

Output$0.600

Blended (3:1)$0.225

Specification

openai/gpt-5.6-luna:batch

Context window1.1M

Max output128K

ReleasedJul 2026

LicenceProprietary

Modalitiesin:text, in:image, in:file, out:text

No independently-run benchmark scores are published for GPT-5.6 Luna (batch) yet. We show nothing rather than reprinting an unverified figure.

Compare GPT-5.6 Luna (batch)

GPT-5.6 Luna (batch) vs Gemini 3.7 Flash GPT-5.6 Luna (batch) vs Grok 4.6 GPT-5.6 Luna (batch) vs DeepSeek V4 Flash 0731 GPT-5.6 Luna (batch) vs Inkling Small GPT-5.6 Luna (batch) vs Qwen3.7 Flash GPT-5.6 Luna (batch) vs Claude Opus 5 GPT-5.6 Luna (batch) vs Gemini 3.6 Flash GPT-5.6 Luna (batch) vs Gemini 3.5 Flash Lite

FAQ

How much does GPT-5.6 Luna (batch) cost?

GPT-5.6 Luna (batch) costs $0.100 per million input tokens and $0.600 per million output tokens on OpenRouter. At a 3:1 input:output mix that blends to $0.225 per million tokens.

What is GPT-5.6 Luna (batch)'s context window?

GPT-5.6 Luna (batch) accepts up to 1,050,000 tokens of context, and can generate up to 128,000 output tokens.