OpenAI · Current

GPT-6 Luna API pricing & cost

Current GPT-6 Luna API pricing for efficient, high-volume workloads.

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Current rates

Pricing snapshot

Static catalog entry updated November 9, 2026; live provider registry data replaces matching rates on load when available.

Input / 1M tokens$0.1

Output / 1M tokens$0.5

Cached input / 1M$0.01

Context window1.05M tokens

Model facts

Pricing rules and quick cost example

What is tracked

1,050,000-token context window and 128,000 max output tokens.
OpenAI positions Luna for focused, high-volume workloads.
Prompts above 272K input tokens use 2× input/cache and 1.5× output rates.

2K input + 500 output tokens

At current standard text-token rates, one request is about $0.0004; 1,000 requests ≈ $0.45, before tool fees, regional uplifts or special processing modes.

Use your workload

Turn GPT-6 Luna pricing into unit economics

Cost per userEstimate AI COGS per active customer →Agent costModel multi-step tasks and retries →Caching savingsModel repeated-context savings →