Context Window
200,000
Tokens
Model Cost Profile
OpenAI: o3
Developer: openai
Pricing updated Mar 11, 2026
Input rank: #283Output rank: #272
Live Pricing
Input: $2.00
Output: $8.00
Pricing via OpenRouter API · Last synced Mar 11, 2026 · MMLU score via public benchmark data
OpenAI's o3 model features an extensive context window of 200,000 tokens, making it ideal for applications requiring deep context retention, such as long-form content generation and complex data analysis. Teams leveraging the o3 API can anticipate input costs of $2.00 per 1 million tokens and output costs of $8.00 per 1 million tokens, allowing for scalable budgeting based on usage patterns. This pricing structure supports diverse use cases, from chatbots to large-scale document processing, enabling organizations to optimize their operational efficiency.
👁 Vision🔧 Tool Calling📋 Structured Output🧠 Reasoning
Input Price / 1M
$2.00
Prompt tokens
Output Price / 1M
$8.00
Completion tokens
Intelligence (MMLU)
85.3
Massive Multitask Language Understanding
Benchmark Scores
Standardized evaluation scores for OpenAI: o3.
Side-by-Side Pricing Table
| Usage Type | Price / 1M Tokens |
|---|---|
| Input (Prompt) | $2.00 |
| Output (Completion) | $8.00 |
Price History
OpenAI: o3 Pricing Trend
Input / 1M tokens0.0%Output / 1M tokens0.0%
Mar 7 — Mar 11
Current Input / 1M
$2.00
Current Output / 1M
$8.00
Cost Calculator
Estimate monthly spend for OpenAI: o3 based on your workload.
01.0B
0500M
Estimated Monthly Cost
$146
25M input + 12M output tokens
Cheaper Alternatives to Compare
Quick links for cost-down decisions before production rollout.
FAQ
Common pricing and benchmark questions for OpenAI: o3.
How much does OpenAI: o3 cost per 1M input tokens?
OpenAI: o3 input pricing is $2.00 per 1M tokens based on the latest synced provider data.
How much does OpenAI: o3 cost per 1M output tokens?
OpenAI: o3 output pricing is $8.00 per 1M tokens based on the latest synced provider data.
What context window does OpenAI: o3 support?
OpenAI: o3 supports a context window of 200,000 tokens.
How can I compare OpenAI: o3 with cheaper alternatives?
Use the comparison links on this page to open direct model-vs-model pricing and benchmark pages, then evaluate monthly spend projections for your workload.