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Qwen

Qwen3 Embedding 4B

Qwen3's economical embeddings

Text
Vector 2560
Type
Embeddings
Context
33K tokens
Russian
high
Price
1,6 ₽ / 1M tokens
Vector size
2560
Release date
June 2025
chat/completions
import OpenAI from "openai"
const client = new OpenAI({
baseURL: "https://api.yenisei.ru/v1",
apiKey: process.env.YENISEI_API_KEY,
})
const stream = await client.chat.completions.create({
model: "qwen3-embedding-4b",
messages: [{ role: "user", content: "Hi!" }],
stream: true,
})
for await (const chunk of stream) {
process.stdout.write(chunk.choices[0]?.delta?.content ?? "")
}

About the model

Qwen3 Embedding 4B is the lighter embeddings model in the Qwen lineup, balancing quality and cost. It turns text into vectors for semantic search and RAG and keeps good search accuracy at a smaller size and price. The model is multilingual and handles Russian confidently, which is convenient for international products. The resulting vectors work well for clustering, recommendations, deduplication and classification. Thanks to its compact size, it is economical at high volume.

Strengths

  • Good search accuracy at a lower price
  • Many languages, including Russian
  • Economical at high volume
  • Vectors for clustering and recommendations
  • Suited to RAG and semantic search

Where to use it

  • Semantic search across documents
  • RAG pipelines and question-answering systems
  • Clustering and topic grouping
  • Recommendation systems
  • Deduplication and similarity search
  • Vector-based text classification