Last refreshed 2026-09-23. Next refresh: weekly.
Why use GPT-6 Luna on OpenRouter?
OpenRouter offers GPT-6 Luna with pay-as-you-go pricing at $0.10/1M input tokens. OpenRouter is a multi-provider LLM aggregator offering unified API access to 300+ models from all major labs and emerging providers, with automatic failover for reliability.
Compare GPT-6 Luna across 4 providers to find the best fit for your use caseSetup recipe
Docs fallbackUse the provider REST API or SDKCreate a provider API keymodel: openai/gpt-6-lunaopenai/gpt-6-lunaRequest example
openai/gpt-6-luna.Gotchas
- Use provider model ID "openai/gpt-6-luna", not the LLMReference slug "gpt-6-luna".
Compare GPT-6 Luna Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| OpenAI API | $0.10 | $0.50 |
| AWS Bedrock | $0.10 | $0.50 |
| Azure OpenAI | $0.10 | $0.50 |
| OpenRouter | $0.10 | $0.50 |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $0.10 |
| Output tokens | $0.50 |
Capabilities
About GPT-6 Luna
OpenAI GPT-6 Luna, announced September 22, 2026 with GPT-6 Sol, is the most efficient GPT-6 tier for focused high-volume tasks below Sol and flagship Astra. First-party OpenAI API id gpt-6-luna. Docs: 1,050,000 context, 128,000 max output, knowledge cutoff May 18, 2026, text and image input to text output, reasoning effort none/low/medium/high/xhigh/max, function calling, structured outputs, prompt caching, Batch and Flex at 50% of Standard, Fast mode at 2x, and computer use and code interpreter via Responses tools.