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GPT Luna Latest pricing & benchmarks

GPT Luna Latest is available from OpenAI at $0.100 per million input tokens and $0.500 per million output tokens ($0.200 blended at 3:1). It accepts up to 1,050,000 tokens of context. This model always redirects to the latest model in the GPT Luna family.

Pricing

Per million tokens · OpenRouter

Input$0.100

Output$0.500

Blended (3:1)$0.200

Specification

~openai/gpt-luna-latest

Context window1.1M

Max output128K

ReleasedSep 2026

LicenceProprietary

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

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

Compare GPT Luna Latest

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FAQ

How much does GPT Luna Latest cost?

GPT Luna Latest costs $0.100 per million input tokens and $0.500 per million output tokens on OpenRouter. At a 3:1 input:output mix that blends to $0.200 per million tokens.

What is GPT Luna Latest's context window?

GPT Luna Latest accepts up to 1,050,000 tokens of context, and can generate up to 128,000 output tokens.