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OpenAI

GPT-6 Astra

Modalities
openai/gpt-6-astra
Released: Sep 15, 2026
OpenAI's most capable model with 1.05M context window and 128K max output. Supports 5 reasoning effort levels, vision, computer use, function calling, structured outputs, and prompt caching.
Context
1.05M tokens
Input / 1M
from $4.40
Output / 1M
from $22.00
Cache read / 1M
from $1.00
Cache write / 1M
from $12.50
Best offer: $50.00 → $22.00 per 1M output tokens-56%

Pricing

USD · per 1M tokens
0 – 272K
Input
$4.40
Output
$22.00
Cache read
$1.00
Cache write
$12.50
272K – 1.05M
Input
$20.00
Output
$75.00
Cache read
$2.00
Cache write
$25.00
Context range
Input / 1M
Output / 1M
Cache read / 1M
Cache write / 1M
0 – 272K$4.40$22.00$1.00$12.50
272K – 1.05M$20.00$75.00$2.00$25.00

Offers

1 seller
Surplus Intelligence
Price
Infrom $4.40Outfrom $22.00
Discount
-56%
Latency
—
Seller
Price
Discount
Latency
Surplus Intelligence
Infrom $4.40Outfrom $22.00
-56%—

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-6-astra",
    "messages": [{ "role": "user", "content": "Hello!" }]
  }'