Enterprise AI models — top 20 most expensive

The 20 most expensive AI models ranked by blended $/1M tokens.

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The 20 most expensive AI models ranked by blended cost (3×input + output / 4). Most-expensive first. Most expensive right now: OpenAI: o1-pro at $262/M blended.

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ModelContextInput $/MOutput $/MBlended $/M
OpenAI: o1-provision
openai
200,000$150/M$600/M$262/M
OpenAI: GPT-5.5 Provision
openai
1,050,000$30.00/M$180/M$67.50/M
OpenAI: GPT-5.4 Provision
openai
1,050,000$30.00/M$180/M$67.50/M
OpenAI: GPT-5.2 Provision
openai
400,000$21.00/M$168/M$57.75/M
OpenAI: GPT-5 Provision
openai
400,000$15.00/M$120/M$41.25/M
OpenAI: GPT-4
openai
8,191$30.00/M$60.00/M$37.50/M
OpenAI: o3 Provision
openai
200,000$20.00/M$80.00/M$35.00/M
OpenAI: GPT-5.5 Pro (batch)vision
openai
1,050,000$15.00/M$90.00/M$33.75/M
OpenAI: GPT-5.4 Pro (batch)vision
openai
1,050,000$15.00/M$90.00/M$33.75/M
Anthropic: Claude Opus 4.1visioncache
anthropic
200,000$15.00/M$75.00/M$30.00/M
OpenAI: GPT-5.2 Pro (batch)vision
openai
400,000$10.50/M$84.00/M$28.88/M
OpenAI: o1visioncache
openai
200,000$15.00/M$60.00/M$26.25/M
OpenAI: GPT-5 Pro (batch)vision
openai
400,000$7.50/M$60.00/M$20.62/M
OpenAI: GPT Astra Latestvisioncache
~openai
1,050,000$10.00/M$50.00/M$20.00/M
OpenAI: GPT-6 Astravisioncache
openai
1,050,000$10.00/M$50.00/M$20.00/M
OpenAI: GPT-6 Astra Provisioncache
openai
1,050,000$10.00/M$50.00/M$20.00/M
Anthropic: Claude Fable 5.1visioncache
anthropic
1,000,000$10.00/M$50.00/M$20.00/M
Anthropic: Claude Fable Latestvisioncache
~anthropic
1,000,000$10.00/M$50.00/M$20.00/M
Anthropic: Claude Fable 5visioncache
anthropic
1,000,000$10.00/M$50.00/M$20.00/M
Anthropic: Claude Opus 4.1 (batch)visioncache
anthropic
200,000$7.50/M$37.50/M$15.00/M

Frequently asked questions

What makes a model 'enterprise'?
This page shows the 20 most expensive models by blended cost — typically frontier models with the largest context windows, strongest reasoning, or multimodal capabilities that enterprises pay a premium for.
What is the most expensive AI model right now?
Currently OpenAI: o1-pro at $262/M blended ($150/M input / $600/M output per 1M tokens). Prices update daily.
Are expensive models worth the cost?
For high-stakes tasks like legal analysis, complex reasoning, or long-document understanding, top-tier models often outperform budget ones significantly. For simple tasks, a budget model at 100× less cost is usually the better call.
How can I track enterprise model pricing?
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Data: OpenRouter public model API, normalized to $/1M tokens. Blended = (3×input + output)/4. Generated 19 Oct 2026 22:00 UTC. Prices change often — confirm on the provider before committing spend.