LLM Reference
OpenAI API

o1 (12-17) on OpenAI API

o1 · OpenAI

Serverless

Last refreshed 2026-05-10. Next refresh: weekly.

Why use o1 (12-17) on OpenAI API?

OpenAI API offers o1 (12-17) with pay-as-you-go pricing at $15.00/1M input tokens. OpenAI is a leading AI research and deployment company dedicated to developing safe and beneficial artificial general intelligence (AGI) for humanity.

Compare o1 (12-17) across 2 providers to find the best fit for your use case
Input / 1M
$15.00
Output / 1M
$60.00
Cache
Not sourced
Batch
-50% · in $7.50 / out $30.00

Setup recipe

Python + curl
Install
pip install openai
Auth
export OPENAI_API_KEY=...
Call
import os
from openai import OpenAI
client = OpenAI()  # reads OPENAI_API_KEY from env
response = client.chat.completions.create(
Model ID
o1-2024-12-17

Request example

import os
from openai import OpenAI

client = OpenAI()  # reads OPENAI_API_KEY from env
response = client.chat.completions.create(
    model="o1-2024-12-17",
    messages=[{"role": "user", "content": "Hello"}]
)
print(response.choices[0].message.content)

Gotchas

  • Use the model slug directly, e.g. "gpt-4o" or "gpt-4.1-mini".
  • The examples expect OPENAI_API_KEY; rename it only if your application config maps the new variable.

Compare o1 (12-17) Across Providers

ProviderInput (per 1M)Output (per 1M)
Replicate API$15.00$60.00
OpenAI API$15.00$60.00

Pricing

TypePrice (per 1M)
Input tokens$15.00
Output tokens$60.00

Capabilities

ReasoningCode Execution

About o1 (12-17)

Latest OpenAI o1 model emphasizing advanced reasoning and complex problem-solving.

FAQ

What does o1 (12-17) cost on OpenAI API?

On OpenAI API, o1 (12-17) costs $15.00 per 1M input tokens and $60.00 per 1M output tokens.

What is the context window for o1 (12-17) on OpenAI API?

o1 (12-17) supports a 128k token context window on OpenAI API.

How does OpenAI API compare to other o1 (12-17) providers?

o1 (12-17) is available from 2 providers. The cheapest input pricing is $15/1M tokens from Replicate API.

Who created o1 (12-17)?

o1 (12-17) was created by OpenAI as part of the o1 model family.

Is o1 (12-17) open source?

o1 (12-17) is not open source; the seed data lists it as proprietary.

Get Started

Model Specs

Released2024-12-17
Context128k
ArchitectureDecoder Only