Embeddings
POST https://gateway.primex.work/v1/embeddings
OpenAI-compatible embeddings for RAG, semantic search, and codebase indexing.
Request
curl https://gateway.primex.work/v1/embeddings \
-H "Authorization: Bearer prx-YOUR_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "text-embedding-3-small",
"input": "Primex is a metered AI gateway."
}'
Models
| Model | Dimensions context | Price (per 1M tokens) |
|---|---|---|
text-embedding-3-large | 8191 | $0.143 |
text-embedding-3-small | 8191 | $0.022 |
Cohere-embed-v3-multilingual | 512 | $0.10 |
text-embedding-ada-002 | 8191 | $0.11 (legacy) |
text-embedding-3-small is the recommended default — cheaper and better than the
legacy ada-002. Use Cohere-embed-v3-multilingual for non-English corpora.
Response
{
"object": "list",
"data": [{"object": "embedding", "index": 0, "embedding": [0.0021, -0.017, …]}],
"model": "text-embedding-3-small",
"usage": {"prompt_tokens": 8, "total_tokens": 8}
}