This model was retired on 2026-10-21. The pricing below is the last-known rate, kept for migration reference.

O1 (2024-12-17)Deprecated

OpenAI
VisionTool useReasoningPrompt cachingStructured output
Context
200K
Max output
100K
Serving providers
2
Cheapest input
$15.00 /1M
Prices are on-demand list rates. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower.

Pricing by serving provider

last-known · per 1M tokens · click a provider to expand
Serving providerInput /1MOutput /1MEndpoints
Azure$15.00$60.001
OpenAI$15.00$60.001

Price history

input + output $/1M since we started tracking
Input Output
$0.000$20.00$40.00$60.00Dec 17Feb 8Jun 22$60.00$15.00

Cost calculator

estimate your monthly spend on this model
$7,800
estimated / month

Model IDs

copy the exact identifier for your platform
azure/o1-2024-12-17o1-2024-12-17

Frequently asked questions

O1 (2024-12-17) pricing, context and availability

Is O1 (2024-12-17) still available?

O1 (2024-12-17) was retired on 2026-10-21. The pricing on this page is the last-known rate, kept for migration reference.

How much did O1 (2024-12-17) cost?

O1 (2024-12-17)'s last-known pricing, before it was retired on 2026-10-21, was $15.00 per 1M input tokens and $60.00 per 1M output tokens.

What was the context window of O1 (2024-12-17)?

O1 (2024-12-17) had a 200K token context window and could return up to 100K output tokens.

What could O1 (2024-12-17) do?

O1 (2024-12-17) supported image input (vision), tool use, reasoning, prompt caching and structured output.

Other OpenAI models

compare pricing across the OpenAI lineup
Pricing verified against LiteLLM + OpenRouter + provider pages · refreshed daily

Every weekday

AI moves fast. Here's your debrief.

News, analysis, tools, and more.

For people who build with AI