ReddRadar
Agent skill
openai-api
OpenAI REST API integration guide. Use when: making direct HTTP calls to OpenAI API, understanding API structure without SDK, debugging API requests, learning request/response formats, handling errors and rate limits. Covers: authentication, Chat Completions, Embeddings, Images (DALL-E), Audio (Whisper/TTS), error handling, streaming.
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npx add-skill https://github.com/timequity/vibe-coder/tree/main/skills/openai-api
SKILL.md
OpenAI REST API
Direct HTTP integration with OpenAI API. For SDK usage, see openai-sdk skill.
Base URL & Authentication
Base URL: https://api.openai.com/v1
bash
curl https://api.openai.com/v1/chat/completions \
-H "Content-Type: application/json" \
-H "Authorization: Bearer $OPENAI_API_KEY" \
-d '{...}'
Optional headers:
OpenAI-Organization: org-xxx— for multi-org accountsOpenAI-Project: proj-xxx— for project-specific billing
Core Endpoints
| Endpoint | Method | Use Case |
|---|---|---|
/chat/completions |
POST | Text generation, chat |
/embeddings |
POST | Vector embeddings |
/images/generations |
POST | DALL-E image creation |
/audio/transcriptions |
POST | Whisper speech-to-text |
/audio/speech |
POST | TTS text-to-speech |
/models |
GET | List available models |
Quick Reference
Chat Completions (most common)
bash
curl https://api.openai.com/v1/chat/completions \
-H "Authorization: Bearer $OPENAI_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "gpt-4o",
"messages": [
{"role": "system", "content": "You are a helpful assistant."},
{"role": "user", "content": "Hello!"}
]
}'
Response structure:
json
{
"id": "chatcmpl-xxx",
"choices": [{
"message": {"role": "assistant", "content": "Hi! How can I help?"},
"finish_reason": "stop"
}],
"usage": {"prompt_tokens": 10, "completion_tokens": 8, "total_tokens": 18}
}
Embeddings
bash
curl https://api.openai.com/v1/embeddings \
-H "Authorization: Bearer $OPENAI_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model": "text-embedding-3-small", "input": "Hello world"}'
Streaming
Add "stream": true to request. Response is SSE:
data: {"choices":[{"delta":{"content":"Hello"}}]}
data: {"choices":[{"delta":{"content":" world"}}]}
data: [DONE]
References
- authentication.md — API keys, organization/project IDs
- chat-completions.md — Full Chat Completions API
- models.md — Model list, capabilities, pricing tiers
- errors.md — Error codes, retry strategies, rate limits
Official Documentation
For latest/complete docs, fetch:
https://cdn.openai.com/API/docs/txt/llms-api-reference.txthttps://cdn.openai.com/API/docs/txt/llms-guides.txt
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