All models
OpenAI
OpenAI

GPT-6 Luna

Modalities
openai/gpt-6-luna
Released: Aug 1, 2026
OpenAI's fastest and most affordable GPT-6 model with 1.05M context and 128K output. Optimized for high-volume, latency-sensitive workloads like chat, classification, and lightweight agentic tasks. Routed via Surplus Intelligence.
Context
1.05M tokens
Input / 1M
from $0.08
Output / 1M
from $0.40
Cache read / 1M
from $0.008
Cache write / 1M
from $0.10

Pricing

USD · per 1M tokens
0 – 272K
Input
$0.08
Output
$0.40
Cache read
$0.008
Cache write
$0.10
272K – 1.05M
Input
$0.20
Output
$0.75
Cache read
$0.016
Cache write
$0.20
Context range
Input / 1M
Output / 1M
Cache read / 1M
Cache write / 1M
0 – 272K$0.08$0.40$0.008$0.10
272K – 1.05M$0.20$0.75$0.016$0.20

Offers

1 seller
Surplus Intelligence
Offer / 1M
from $0.40
Discount
-20.0%
Latency
—
Seller
Offer / 1M
Discount
Latency
Surplus Intelligencefrom $0.40-20.0%—

Usage · 30D

Oct 6
Nov 4

Get started

Chat completion
curl https://super.hyperflow.fun/v1/chat/completions \
  -H "Authorization: Bearer $HYPERFLOW_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai/gpt-6-luna",
    "messages": [{ "role": "user", "content": "Hello!" }]
  }'