GPT-6 Luna - Kyma API

Overview

OpenAI’s most efficient GPT-6 model, for focused, high-volume tasks. 1.05M context, 128K output, text, image and file input, reasoning; above 272K prompt tokens input doubles and output rises 1.5×.

Specs

Field	Value
Model ID	`gpt-6-luna`
Best for	High-volume chat, classification and lightweight agents at long context
Context window	1.05M
Max output tokens	128K
Input modalities	Text, Image, File
Output modalities	Text
Tool calling	Yes
Structured outputs	Yes
Prompt caching	Yes
Vision	Yes
Reasoning	Yes
Speed	Fast
Cost band	Cheap
Release stage	Stable

Pricing

	Per 1M tokens
Input	$0.1639
Output	$0.8195

Above a long prompt this model costs more per token, because the infrastructure serving it charges more there. The threshold is on the prompt, so you know which rate applies before you send.

Prompt length	Input	Output
Standard	$0.1639	$0.8195
From 272,001 tokens	$0.27	$1.0125

Example

from openai import OpenAI

client = OpenAI(base_url="https://kymaapi.com/v1", api_key="kyma-...")

response = client.chat.completions.create(
    model="gpt-6-luna",
    messages=[{"role": "user", "content": "..."}],
    tools=[...],  # function calling supported
)

Agent query example

Ask the API which models fit, instead of hardcoding an id:

curl "https://kymaapi.com/v1/models?recommended_for=chat&tools=true&quality_tier=strong"

​Overview

​Specs

​Pricing

​Example

​Agent query example

Overview

Specs

Pricing

Example

Agent query example