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🧠 ReasoningBudget-Friendly

o1-mini

by OpenAI

Compact reasoning model optimized for STEM tasks

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Input Price

$1.1

per 1M tokens

Output Price

$4.4

per 1M tokens

Context Window

128K

tokens (65.536K max output)

Specifications

Release Date2024-09-12
Category🧠 Reasoning
Context Window128,000 tokens
Max Output65,536 tokens
ProviderOpenAI
Input Cost$1.1 / 1M tokens
Output Cost$4.4 / 1M tokens
Price TierBudget-Friendly

Capabilities

textreasoning

Related Use Cases

💬

AI Chatbot

Calculate the API cost of running a customer support or conversational AI chatbot.

~2,000 in · ~500 out
📄

Document Summarizer

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~8,000 in · ~1,000 out
✍️

Content Generation

Calculate the cost of generating blog posts, marketing copy, and articles with AI.

~1,500 in · ~3,000 out
🔍

Data Extraction

Calculate the cost of extracting structured data from unstructured text with AI.

~3,000 in · ~1,500 out
🌐

AI Translation

Calculate the cost of translating text with AI language models.

~2,000 in · ~2,500 out
📧

Email Assistant

Calculate the cost of an AI-powered email drafting and response assistant.

~1,500 in · ~800 out

Monthly Cost Estimates

Usage LevelDaily TokensDailyMonthlyYearly
Light~50 requests/day100K in / 20K out$0.20$5.94$72
Medium~200 requests/day500K in / 100K out$0.99$29.70$361
Heavy~1K requests/day2,000K in / 500K out$4.40$132.00$1606
Enterprise~5K requests/day10,000K in / 2,000K out$19.80$594.00$7227

Cost Calculator

Alternatives to o1-mini

💰 Cheaper Options

GPT-5.4 miniOpenAI
5% cheaper
$0.75/M in · $4.5/M out
Claude 3.5 HaikuAnthropic
13% cheaper
$0.8/M in · $4/M out
Grok 4.20xAI
32% cheaper
$1.25/M in · $2.5/M out
Grok 4.3xAI
32% cheaper
$1.25/M in · $2.5/M out

🚀 More Powerful

Claude Haiku 4.5Anthropic
9% more
$1/M in · $5/M out
Magistral MediumMistral AI
27% more
$2/M in · $5/M out
Llama 3.1 405BMeta (via Together AI)
27% more
$3.5/M in · $3.5/M out
Codex MiniOpenAI
36% more
$1.5/M in · $6/M out

Frequently Asked Questions

How much does o1-mini API cost per million tokens?▼
o1-mini costs $1.1 per million input tokens and $4.4 per million output tokens as of 2026. These are the standard API rates from OpenAI.
What is the o1-mini context window?▼
o1-mini supports a 128K context window (128,000 tokens), which means you can process up to 128K tokens in a single API call.
How much does o1-mini cost per month?▼
At medium usage (~200 requests/day with 500K input and 100K output tokens/day), o1-mini costs approximately $29.70/month. Light usage runs about $5.94/month, and heavy usage (~1K requests/day) around $132.00/month.
Is there a cheaper alternative to o1-mini?▼
Yes — GPT-5.4 mini by OpenAI is a cheaper option at $0.75/M input tokens vs $1.1/M for o1-mini. Other budget alternatives include models in the efficient tier.
Is o1-mini good for ai chatbot?▼
o1-mini is a reasoning model with support for text, reasoning. For ai chatbot, it offers 128K context and costs $1.1/M input tokens — a budget-friendly choice for this use case.

o1-mini Comparisons

codex mini latest vs o1 minio1 mini vs o4 mini deep researcho1 mini vs o3 deep researchgpt 5 2 vs o1 minigpt 5 2 pro vs o1 minigpt 5 5 vs o1 minigpt 5 5 pro vs o1 minigpt 5 4 pro vs o1 mini

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