OpenAIEmbeddingProvider

OpenAI embedding provider implementation.

Provides text embeddings using OpenAI's embedding API (text-embedding-3-small, text-embedding-3-large, text-embedding-ada-002). Supports batch embedding of multiple texts in a single request.

== Supported Models ==

• text-embedding-3-small - Efficient, lower cost (recommended)
• text-embedding-3-large - Higher quality, higher cost
• text-embedding-ada-002 - Legacy model

== Token Usage == The response includes token usage information when available from the API.