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POST
gpt-6-luna: Responses
OpenAI’s GPT-6 Luna is the most efficient model of the GPT-6 family, served on ZeroGPU for high-volume, cost-sensitive workloads. It reads both text and images, and supports adjustable reasoning effort, function calling, and structured outputs across a 272,000-token context window.
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Authorizations

x-api-key
string
header
required

Headers

x-project-id
string

Optional project identifier. Scopes the request to a specific project when provided.

Body

application/json
model
string
default:gpt-6-luna
required

Model identifier (fixed for this playground). Use request examples to change use cases.

Allowed value: "gpt-6-luna"
Example:

"gpt-6-luna"

input
string<textarea>
required

Multi-line text or document content to send to the model.

Required string length: 1 - 131072
instructions
string
max_tokens
integer

Maximum number of tokens to generate in the response.

Required range: x >= 1
Example:

800

metadata
object

Response

Success

The response is of type object.