All models
Released: Jun 1, 2026

OpenAI
GPT-5.6 Luna
Modalities
openai/gpt-5.6-lunaOpenAI's fastest and most affordable GPT-5.6 tier with 1.05M context window. Optimized for cost-sensitive, high-volume workloads with function calling, vision, and prompt caching.
Context
1.05M tokens
Input / 1M
from $0.044
Output / 1M
from $0.2643
Cache read / 1M
from $0.02
Cache write / 1M
from $0.25
Best offer: $1.1997 → $0.2643 per 1M output tokens-78%
Pricing
USD · per 1M tokens
0 – 272K
Input
$0.044
Output
$0.2643
Cache read
$0.02
Cache write
$0.25
272K – 1.05M
Input
$0.40
Output
$1.80
Cache read
$0.04
Cache write
$0.50
Context range | Input / 1M | Output / 1M | Cache read / 1M | Cache write / 1M |
|---|---|---|---|---|
| 0 – 272K | $0.044 | $0.2643 | $0.02 | $0.25 |
| 272K – 1.05M | $0.40 | $1.80 | $0.04 | $0.50 |
Offers
1 seller
Surplus Intelligence
Price
Infrom $0.044Outfrom $0.2643
Discount
-78%
Latency
—
Seller | Price | Discount | Latency |
|---|---|---|---|
| Surplus Intelligence | Infrom $0.044Outfrom $0.2643 | -78% | — |
Usage · 30D
No usage yet
Get started
curl https://super.hyperflow.fun/v1/chat/completions \
-H "Authorization: Bearer $HYPERFLOW_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "openai/gpt-5.6-luna",
"messages": [{ "role": "user", "content": "Hello!" }]
}'


