How much does o1 cost?

o1 costs $15.00 per 1M input tokens and $60.00 per 1M output tokens on BazaarLink. No markup over provider pricing.

What is o1's context window?

o1 supports a 200K token (200,000) context window.

Does o1 support tool calling / function calling?

Yes, o1 supports tool calling (function calling) via the standard OpenAI tools parameter. BazaarLink passes tool definitions through transparently.

Can I send images to o1?

Yes, o1 accepts image inputs alongside text. Use the standard OpenAI multimodal message format with image_url content parts.

Is o1 free on BazaarLink?

o1 is a paid model. BazaarLink offers a free tier on other models — see /free for the current free-tier model list.

o1 is provided by OpenAI. BazaarLink routes requests to OpenAI's production inference infrastructure without modification to the request or response format.

How does o1 compare to other models?

See /models for a side-by-side table of all 300+ models BazaarLink supports, filterable by price, context length, and capabilities.

Can I use o1 with LangChain or Vercel AI SDK?

Yes. Both LangChain (via ChatOpenAI with base_url) and Vercel AI SDK (via @ai-sdk/openai with baseURL) work out of the box — just use "openai/o1" as the model identifier.

o1

Name: o1 API
Brand: OpenAI

The latest and strongest model family from OpenAI, o1 is designed to spend more time thinking before responding. The o1 model series is trained with large-scale reinforcement learning to reason using chain of thought. The o1 models are optimized for math, science, programming, and other STEM-related tasks. They consistently exhibit PhD-level accuracy on benchmarks in physics, chemistry, and biology. Learn more in the [launch announcement](https://openai.com/o1).

定價資訊

輸入價格

$15.0000

/ 百萬 tokens

輸出價格

$60.0000

/ 百萬 tokens

上下文視窗

200K

tokens

供應商	OpenAI
模態	text+image+file->text
發布日期	2024年12月
Model ID	`openai/o1`

快速開始

只需更改 base_url 即可透過 BazaarLink API 使用 o1：

Python

from openai import OpenAI

client = OpenAI(
    base_url="https://bazaarlink.ai/api/v1",
    api_key="sk-bl-YOUR_API_KEY",
)

response = client.chat.completions.create(
    model="openai/o1",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)

TypeScript

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://bazaarlink.ai/api/v1",
  apiKey: "sk-bl-YOUR_API_KEY",
});

const response = await client.chat.completions.create({
  model: "openai/o1",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(response.choices[0].message.content);

為什麼透過 BazaarLink 使用 o1？

✓美元計費（台幣報價）+ 統一發票 — 台灣團隊無需海外刷卡
✓OpenAI 相容 API — 無需改寫程式碼
✓自動故障轉移 — 同模型多供應商備援
✓中文客服支援 — 在地團隊即時協助

立即試用 ← 查看所有模型

Frequently Asked Questions

What is o1?

How much does the o1 API cost?

o1 costs $15.0000 per 1K input tokens and $60.0000 per 1K output tokens when accessed through BazaarLink.

How do I use o1 with the OpenAI SDK?

Set base_url to "https://bazaarlink.ai/api/v1" and use model ID "openai/o1". All OpenAI SDK methods (chat.completions, embeddings, streaming) work without code changes.

What is the context window for o1?

o1 supports a context window of 200,000 tokens.

Is o1 available for free?

o1 is a paid model. BazaarLink offers free trial credits on registration so you can test it without a credit card.