Company

OpenAI

Primary category

AI Developer Tools

Best for

Developers building coding tools, agents, document workflows, customer support systems, and long-context applications.

Pricing

API pricing launched with per-token rates for GPT-4.1, mini, and nano; see OpenAI pricing for current rates.

Free plan

API

yes

Open source/open weight

Linked launches

Latest launch date

April 14, 2025

Last verified

2026-06-08

Verification & Sources

Official site

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What It Does

OpenAI launched GPT-4.1, GPT-4.1 mini, and GPT-4.1 nano in the API with improvements in coding, instruction following, and long context.

Official site Latest launch profile Company profile

AI Developer Tools April 14, 2025

OpenAI launched GPT-4.1, GPT-4.1 mini, and GPT-4.1 nano in the API with improvements in coding, instruction following, and long context.

Free: No API: Yes Open: No

Clear use caseBusiness-friendlyDeveloper-friendlyTraction signal

A high-priority developer record because it became a practical model family for agents and code-heavy workloads.

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