Back to All APIs
🤖

OpenAI

AI & Machine Learning

GPT-4, DALL-E, Whisper — one key to all OpenAI models

Integrate OpenAI models into your AI agents — generate text with GPT-4, create images with DALL-E, transcribe audio with Whisper, and build embeddings for semantic search.

Details

Auth Type
API Key (Bearer token)
Rate Limit
Varies by model (3,500 RPM for GPT-4)
Pricing
Pay per token — $0.002–$0.06 per 1K tokens
Full Docs
Step 1: Save your provider key

This is NOT your Callio key. Enter the API key from the provider's dashboard (e.g. Your OpenAI API key (starts with sk-)).

API Key (Bearer token)

1. Go to https://platform.openai.com/api-keys 2. Create a new API key 3. Copy the key (starts with sk-...) 4. Save it as your Provider Key below Note: You need credits in your OpenAI account.

Get API Credentials

Getting Started

1

Try It Instantly

Click "Try It" above to test the API in the playground

2

Add to Your Agent

Click "Add to Agent" to get your API key and integrate

Common Use Cases

Generate AI-powered text responses
Create embeddings for semantic search
Summarize documents and content
Extract structured data from text
Build conversational AI agents

💻 Code Examples

Get started quickly with these code examples in your favorite language

curl -X GET \
  'https://callio.app/api/proxy/openai/forward?target=https%3A%2F%2Fapi.openai.com%2Fendpoint' \
  -H 'Authorization: Bearer YOUR_CALLIO_KEY' \
  -H 'Content-Type: application/json'

💡 Tip: Replace YOUR_CALLIO_KEY with your actual Callio API key from the dashboard.

Ready to integrate OpenAI?

Test endpoints live or generate your API key and start building in minutes

Browse More APIs