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OpenAI · Embedding model

OpenAI: Text Embedding 3 Large

openai/text-embedding-3-large8K context

text-embedding-3-large is OpenAI's most capable embedding model for both english and non-english tasks.

Modalities
Price vs OpenRouter
$0.143/M inOpenRouter $0.13+10%
Context
8K
Released
Oct 2025

Model specifications

Provider
OpenAI
Model slug
openai/text-embedding-3-large
Input
Text
Output
Embedding
Context length
8,192 tokens
Released
Oct 30, 2025
Price reference
OpenRouter public price, checked

Pricing

Every unit this model bills by, OpenRouter's price next to AZRouter's.

  • Input /M tok

    +10%
    OpenRouter
    $0.13
    AZRouter
    $0.143

Reference: OpenRouter's public price, checked . You are billed the AZRouter price from prepaid credits.

Each request's total is rounded to the nearest $0.000002 (halves up), so it can differ from the per-unit math by up to $0.000001. How rounding works

API

OpenAI-compatible. Base URL https://api.azrouter.dev/v1, key in $AZROUTER_API_KEY.

curl "https://api.azrouter.dev/v1/embeddings" \
  -H "Authorization: Bearer $AZROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai/text-embedding-3-large",
    "input": "The quick brown fox"
  }'

Requests may be used for model training by AZRouter, upstream providers and model owners. Privacy Policy