GPT-5.6 Luna

Cost-optimized GPT-5.6 model for high-volume tasks like classification and data extraction.

gpt-5.6-luna
STABLEGet StartedView uptime
1,050,000 context
Released July 9, 2026
Starting at $0.22/M input tokens
Starting at $1.32/M output tokens
Streaming
Vision
Tools
Reasoning
JSON Output
Structured JSON
Web Search
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Select Provider

All Providers for GPT-5.6 Luna

DigitSpace routes requests to the best providers that are able to handle your prompt size and parameters.

Context: 1.1M
Input
$0.22
/M tokens
Cache Read
$0.022
/M tokens
Output
$1.32
/M tokens
Cache Write 5m
$0.25
/M tokens
Cache Write 1h
$0.25
/M tokens
+ $0.010 per search
Get Started

Frequently asked questions

What is GPT-5.6 Luna?

Cost-optimized GPT-5.6 model for high-volume tasks like classification and data extraction. You can access it through DigitSpace's OpenAI-compatible API with automatic provider routing, fallback, and cost analytics.

How much does GPT-5.6 Luna cost?

Pricing for GPT-5.6 Luna on DigitSpace starts at $0.22 per million input tokens and $1.32 per million output tokens, depending on the provider. The pricing table above always reflects the current per-provider rates.

What is the context length of GPT-5.6 Luna?

GPT-5.6 Luna supports a context window of up to 1,050,000 tokens on its largest provider deployment.

Which providers serve GPT-5.6 Luna?

GPT-5.6 Luna is served by OpenAI through DigitSpace. Requests are automatically routed to the best available provider, with fallback when a provider has issues.

Does GPT-5.6 Luna support tool calling and structured outputs?

Yes. GPT-5.6 Luna supports both tool (function) calling and strict JSON output schema (upstream-enforced) through DigitSpace.

When was GPT-5.6 Luna released?

GPT-5.6 Luna was released on July 9, 2026.