openai/gpt-5.5
OpenAI's flagship GPT-5.5. State-of-the-art reasoning, agentic coding, and tool use with a 1M-token context window. Prompt caching cuts repeated-context cost 90%. Pick it for the hardest tasks.
來源：launch_0023 · 核驗於 2026-06-01
Fast $1 / $6 /M
快取讀取 $0.05/M · 快取寫入 —/M
| 檔位 | 輸入 | 快取讀取 | 快取寫入 | 輸出 |
|---|---|---|---|---|
| Standard ≤272K | $0.5 | $0.05 | — | $3 |
| Standard >272K | $1 | $0.1 | — | $4.5 |
| Priority | $1 | $0.1 | — | $6 |
API 呼叫時用任一 ID 都可以。
openai/gpt-5.5把 ONEHOP_KEY 佔位符替換為你的 API Key。 建立 →
from openai import OpenAI
client = OpenAI(
base_url="https://api.onehop.ai/v1",
api_key="<ONEHOP_KEY>",
)
completion = client.chat.completions.create(
model="openai/gpt-5.5",
messages=[{"role": "user", "content": "What is the meaning of life?"}],
)
print(completion.choices[0].message.content)OpenAI's flagship GPT-5.6 for the hardest reasoning, coding, and agentic work.
$0.25/M↓ · $1.5/M↑
Balanced GPT-5.6 quality and cost for production workloads.
$0.125/M↓ · $0.75/M↑
The most efficient GPT-5.6 for high-volume and latency-sensitive work.
$0.05/M↓ · $0.3/M↑
OpenAI GPT-5.4 — strong general model, 1M context, lower cost than 5.5.
$0.25/M↓ · $1.5/M↑
OpenAI GPT-5.4 mini — fast, cheapest GPT-5 text route.
$0.075/M↓ · $0.45/M↑
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