Claude Code Skills·Claude Skills·The open SKILL.md registry for Claude
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OpenAI

GPT-5, o-series reasoning models, and the function-calling API baseline.

env var proprietary

Setup

Provider key — Claude Code reads it from the OPENAI_API_KEY environment variable.

export OPENAI_API_KEY="..."

Get a key if you don't have one yet.

Details

Websitehttps://openai.com
GitHubhttps://github.com/openai
Licenseproprietary
Pricingpaid
Tagsllm-provider gpt openai

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