recently launchedOpenAIExpected: Available now (routed to GPT-5.4)

GPT-5 Pro API

The high-reasoning tier of GPT-5 for complex problem solving. Longer thinking budget, better math and code.

What we know

The high-reasoning tier of GPT-5 for complex problem solving. Longer thinking budget, better math and code.

Why it matters: ChatGPT Pro users looking for API access to the exact same Pro-tier reasoning model.

Expected pricing: ~$10 / $40 per 1M tokens

Current best equivalent

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GPT-5.4

GPT-5.4 is the production-ready incarnation of the Pro tier — same reasoning stack.

Use GPT-5.4 Now →Get API Key

We'll auto-switch your API calls to GPT-5 Pro the moment it launches — no code changes required.

Call it with curl

curl -X POST https://api.skillboss.co/v1/run \
  -H "Authorization: Bearer $SKILLBOSS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "skill_id": "openai/gpt-5.4",
    "input": {
      "prompt": "Say hello from GPT-5 Pro — routed via SkillBoss"
    }
  }'

Alternate options

ModelSkill IDTradeoff
GPT-5.2openai/gpt-5.2Cheaper, slightly less reasoning

Notify me when GPT-5 Pro launches

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Disclaimer: SkillBoss is an independent multi-provider gateway and is not affiliated with, endorsed by, or sponsored by OpenAI. “GPT-5 Pro”, “OpenAI”, and all related product names, logos, and trademarks are the property of their respective owners and are referenced here solely for factual comparison purposes. Information on this page is based on public roadmaps, leaks, and industry signals — not an official commitment from OpenAI. Actual release dates, names, features, and pricing may differ. See our full IP / trademark policy.