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OpenAI Embeddings

text-embedding-3-small

Most widely used embedding API with text-embedding-3-large, multilingual support, and flexible dimensions via Matryoshka representation.

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OpenAI Embeddings are the most widely used embedding models in production, with text-embedding-3-large and text-embedding-3-small offering state-of-the-art accuracy. The Matryoshka representation learning technique allows flexible dimension reduction without retraining. For finance teams, OpenAI Embeddings excel at SEC filing semantic search, multilingual financial document retrieval across EN/FR/AR, and earnings call analysis. The API's simplicity, reliability, and broad ecosystem integration make it the default choice for financial RAG pipelines requiring enterprise-grade embedding quality.

Key Features

  • βœ“Most widely used embedding API in production
  • βœ“State-of-the-art accuracy on financial text
  • βœ“Multilingual support for EN/FR/AR finance docs
  • βœ“Matryoshka flexible dimension reduction
  • βœ“High reliability and uptime SLA
  • βœ“Broad ecosystem integration

Finance Use Cases

  1. SEC filing semantic search embeddings
  2. Multilingual financial document retrieval
  3. Earnings call semantic search
  4. Cross-lingual financial search (EN/FR/AR)

Pros

  • βœ“Best overall accuracy for financial embeddings
  • βœ“Simple API with broad language support
  • βœ“Excellent reliability and low latency
  • βœ“Integrates with every major RAG framework

Cons

  • βœ—Cloud-only, no on-premise option
  • βœ—Usage costs at scale for large financial corpora
  • βœ—Data sent to OpenAI for processing

Compatible Vector Databases

pineconeweaviatechromaqdrantmilvus

Compatible LLMs

openaianthropiccoheremeta-llamamistral

Compatible Frameworks

langchainllamaindexhaystackdspy

Technical Details

Deployment
cloud
Platforms
api, python
Programming Languages
python, typescript, go, java
Open Source
No
License
Proprietary
Last Updated
2026-07-22

Finatune Ecosystem

πŸ€– AI Agents

πŸ“ Finance Prompts

🧠 AI Skills

πŸ—„οΈ Data Tools

Pricing

text-embedding-3-smallPer 1M tokens
Usage-based
text-embedding-3-largePer 1M tokens
Usage-based
Ada v2Per 1M tokens, legacy
Usage-based

Prices are indicative and may vary.

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