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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
Best offer: $0.50 → $0.40 per 1M output tokens-20%

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

2 sellers
Surplus Intelligence
Price
Infrom $0.08Outfrom $0.40
Discount
-20%
Latency
—
Surplus Intelligence
Price
Infrom $0.08Outfrom $0.40
Discount
-48.5%
Latency
—
Seller
Price
Discount
Latency
Surplus Intelligence
Infrom $0.08Outfrom $0.40
-20%—
Surplus Intelligence
Infrom $0.08Outfrom $0.40
-48.5%—

Usage · 30D

Oct 7
Nov 5

Get started

curl https://www.boardblackex.work/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!" }]
  }'