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Upstash Documentation

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Create a Redis compatible database in seconds

Getting Started

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Redis® API Compatibility

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AWS Lambda

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Google Cloud Functions

Tutorial on Using Upstash Redis In Your Phoenix App and Deploying it on Fly.

Elixir

Fly.io

 Cloudflare Workers

Fastly

DigitalOcean

Supabase Functions

Deno Deploy

Koyeb

Global Database

REST API

Backup/Restore

This article explains the persistence provided by Upstash databases.

Durable Storage

Replication

Eviction

Security

Consistency

Connect Your Client

Connect with upstash-redis

Upgrade Your Database

Metrics and Charts

Monitor your usage

Import/Export Data

Listen Keyspace Notifications

Use IP Allowlist

Read Your Writes

Datadog

Datadog - Upstash Redis Integration

Prometheus

Prometheus - Upstash Redis Integration

BullMQ

BullMQ with Upstash Redis

Sidekiq

Sidekiq with Upstash Redis

Vercel

Vercel - Upstash Redis Integration

EMQX

EMQX - Upstash Redis Integration

Celery

Celery with Upstash Redis

Rate Limiting for Your FastAPI App

Multithreaded Web Scraping with Redis Caching

Redis as a Cache for Your FastAPI App

Building a URL Shortener with Redis

Deploy a Serverless API with AWS CDK and AWS Lambda

Autocomplete API with Serverless Redis

This tutorial shows how to create a serverless and stateful application using AWS App Runner and Redis

Build Stateful Applications with AWS App Runner and Serverless Redis

This tutorial shows how to manage user sessions on Google Cloud Run using Serverless Redis.

Session Management on Google Cloud Run with Serverless Redis

Use Redis in Cloudflare Workers

This tutorial shows how to build a Leaderboard API At Edge using Cloudflare Workers and Redis.

Build a Leaderboard API At Edge using Cloudflare Workers and Redis

This tutorial shows how to use Upstash as the session storage of your Express application.

Express Session with Serverless Redis

Serverless Golang API with Redis

This tutorial shows how to build a histogram API with Redis.

Build a Serverless Histogram API with Redis

This tutorial shows how to use Upstash Redis for job/task processing.

Job Processing and Event Queue with Serverless Redis

Next.js with Redis

This tutorial shows how to create a Serverless Notification API for Your Web Application with Redis.

Building a Serverless Notification API for Your Web Application with Redis

This tutorial shows how to use Upstash inside your Nuxt application.

Nuxt with Redis

Serverless Python API with Redis

AWS Lambda Rate Limiting with Serverless Redis

This tutorial shows how to use Upstash with Redisson client.

Serverless Redisson

This is a single page application powered by upstash and next.js.

Roadmap Voting App with Serverless Redis

Serverless API with Java and Redis

Using AWS SAM

Serverless Redis on Google Cloud Functions

Using Serverless Framework

Unexpected Increase in Command Count

NOAUTH Authentication Required

WRONGPASS invalid or missing auth token

Error read ECONNRESET

ERR max concurrent connections exceeded

ERR max request size exceeded

ERR max single record size exceeded

ERR max key size exceeded

ERR DB capacity quota exceeded

ERR max daily request limit exceeded

ERR XReadGroup is cancelled

Frequently Asked Questions

What is Upstash Vector?

Algorithm

Similarity Functions

Vector Similarity Functions

Metadata and Data

Metadata Filtering

Embedding Models

Namespaces

Semantic Cache JS

Semantic Cache Python

Go SDK

LangChain

LangChain with Upstash Vector

LlamaIndex

LlamaIndex with Upstash Vector

LlamaParse

LlamaParse with Upstash Vector

Flowise

Flowise with Upstash Vector and Redis

Langflow

Langflow with Upstash Vector

Simple Semantic Search

Implement Semantic Search with LangChain

RAG with LlamaIndex

Parsing and Querying Documents with LlamaParse

Use Hugging Face Embeddings with Upstash Vector

Create and Deploy RAG Applications with Gradio

API Examples

Next.js

Python on Vercel

Cloudflare Workers

AWS Lambda (Node)

AWS Lambda (Python)

Golang

Background Jobs

Retry

Schedules

Queues

Delay

URL Groups

Batching

Callbacks

Dead Letter Queues

Deduplication

LLM with OpenAI

LLM - OpenAI

LLM with Anthropic

Emails with Resend

Email - Resend

Build and run workflows with 1000s of open source triggers and actions across 900+ apps.

Pipedream

Publish Messages

Create URL Groups and Endpoints

Handling Failures

Receiving Messages

Local Tunnel

Verify Signatures

Delete Schedules

Reset Token

Roll Your Signing Keys

Debug Logs

Publish To Kafka

Periodic Data Updates

Authentication

This page documents the rate limiting behavior of our API and explains how to handle different types of rate limit errors.

API Rate Limit Response