Cloudflare Embeddings

CloudflareEmbeddings uses Cloudflare Workers AI (@cf/baai/bge-m3, 1024 dimensions). Requires a Cloudflare account with Workers AI enabled.

Setup

import { CodeIndexer, CloudflareEmbeddings } from '@upstart.gg/lucerna';

const indexer = new CodeIndexer({
  projectRoot: '.',
  embeddingFunction: new CloudflareEmbeddings(
    process.env.CLOUDFLARE_ACCOUNT_ID,
    process.env.CLOUDFLARE_API_TOKEN,
  ),
});

Or set environment variables and let auto-detection handle it:

export CLOUDFLARE_ACCOUNT_ID=your-account-id
export CLOUDFLARE_API_TOKEN=your-api-token
lucerna index .

Properties

Property	Value
Model	@cf/baai/bge-m3
Dimensions	1024
Languages	Multilingual
Oversized texts	Split and averaged (not truncated)
Batching	Automatic with retry (3 retries, 30s timeout)