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Documentation Index

Fetch the complete documentation index at: https://upstash-vector.mintlify.app/llms.txt

Use this file to discover all available pages before exploring further.

Used to add new vectors or update an existing vector.
You can only upsert vectors with same dimension count(size) as your index.

Arguments

Payload
Vector | Vector[]
required

Response

'Success' on successful operation.
await index.upsert({
  id: "1234",
  vector: [0.1, 0.2, 0.3, 0.4, 0.5],
  metadata: {
    title: "Lord of The Rings",
    genre: "drama",
    category: "classic",
  },
});