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Anthropic API vs OpenAI API

A side-by-side look at Anthropic API and OpenAI API: what each one does, who it is for, pricing, and what users say. Data comes from the listings, which a person reviewed.

A
Anthropic API
anthropic.com
O
OpenAI API
platform.openai.com
What it doesBuild with Claude modelsAccess OpenAI models via API
PricingPaidPaid
CategoryDeveloper APIs & ModelsDeveloper APIs & Models
RatingNo reviews yetNo reviews yet
Upvotes00
Deal——
Best for——
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Visit Anthropic API ↗Visit OpenAI API ↗

Which one should you choose?

  • Choose Anthropic API if you need build with claude models.
  • Choose OpenAI API if you need access openai models via api.

Questions

What is the difference between Anthropic API and OpenAI API?
Anthropic API: Build with Claude models OpenAI API: Access OpenAI models via API
Is Anthropic API or OpenAI API free?
Anthropic API is paid. OpenAI API is paid.
Who should use Anthropic API?
Build with Claude models
Who should use OpenAI API?
Access OpenAI models via API

More options: Anthropic API alternatives · OpenAI API alternatives