Blog

Articles and tutorials from Upstash and community.

November 2024

Building an API Key Generator with Upstash Redis

Evansso•November 13, 2024

October 2024

Session Management in Next.js Using Redis

Noah Fischer•October 30, 2024

Working with React Server Components

Yunus Emre Ozdemir•October 28, 2024

Optimize LLM Applications: Semantic Caching for Speed and Savings

Enes Akar•October 21, 2024

Building a Newsletter App with Upstash Workflow and Redis

Abdullah Enes Gules•October 17, 2024

Scheduling Audio Transcriptions with QStash

Rishi Raj Jain•October 11, 2024

Adding Semantic Search to a Directus Application

Noah Fischer•October 9, 2024

Four Ways to Reduce Your Vercel Serverless Costs

Cahid Arda Oz•October 7, 2024

September 2024

Build a RAG Chatbot with Upstash, OpenAI, Clerk, and Next.js

Rishi Raj Jain•September 27, 2024

Speed up Strapi Apps with Caching

Fahreddin Ozcan•September 19, 2024

Get Rid of Function Timeouts and Reduce Vercel Costs

Enes Akar•September 16, 2024

Efficient Article Summarization with QStash: Handling API Rate Limits and Parallel Processing

Abdullah Enes Gules•September 11, 2024

Announcement

Announcing QStash Workflow and Deprecating Upstash Kafka

Enes Akar•September 6, 2024

Building a RAG Chatbot Using Langflow and Upstash Vector

Yusuf•September 5, 2024

Adding Semantic Search into a Strapi Application

Noah Fischer•September 3, 2024

August 2024

Building a PDF Chatbot with Upstash RAGChat

Eray Eroglu•August 26, 2024

We Made RAG Chat Development Easier Than Ever

Oguzhan Olguncu•August 21, 2024

Indexing Millions of Wikipedia Articles With Upstash Vector

Metin Dumandag•August 15, 2024

Accurate AI Responses with Peaka's RAG Pipeline and Upstash Vector

Ibrahim Gurses•August 7, 2024

July 2024

Building AI Applications using Upstash and Vercel AI SDK

Noah Fischer•July 21, 2024

Building an Email Scheduler Using QStash Python SDK

Abdullah Enes Gules•July 4, 2024

Handling Billions of LLM Logs with Upstash Kafka and Cloudflare Workers

Cole Gottdank•July 1, 2024

June 2024

Running a RAG Chatbot with Ollama on Fly.io

Noah Fischer•June 14, 2024

Redis Get Your S* Together

Sancar Koyunlu•June 11, 2024

Upstash Ratelimit in LangChain

Cahid Arda Oz•June 10, 2024

May 2024

Cutting the v0.dev Load Time in Half with Auto-Pipelining

Malte Ubl•May 28, 2024

Build an AI Powered Mobile Chatbot with Expo and Cloudflare AI

Rishi Raj Jain•May 22, 2024

Streamline Instagram Posts: Using Remix and QStash

Amit Mirgal•May 15, 2024

Change Data Capture (CDC) from PostgreSQL into Upstash Vector using Kafka, Python and Quix

Merlin Carter•May 9, 2024

Using Server-Sent Events (SSE) to stream LLM responses in Next.js

Rishi Raj Jain•May 6, 2024

April 2024

Announcement

From the Community and for the Community: FIFO, Parallelism, Batch

Sancar Koyunlu•April 29, 2024

Semantic Search Engine for Docs Using Upstash

Bilge Kaan Güneyli•April 25, 2024

Trying Llama3 on Groq with Vercel AI

Enes Akar•April 24, 2024

Best practices for using Kafka to process 3rd-party API data

Anthony Accomazzo•April 22, 2024

Integrating Vector Search in E-commerce Platforms with Upstash Vector

Rishi Raj Jain•April 15, 2024

Comparing Retrieval-Augmented Generation With Fine-Tuning

Kay Plößer•April 2, 2024

Kafka Connectors Deprecation Announcement

Sancar Koyunlu•April 1, 2024

March 2024

Building a Tweet Scheduler using Upstash

Rishi Raj Jain•March 26, 2024

Building an Article Recommendation System with Upstash

Rishi Raj Jain•March 11, 2024

LangChain Explained?

Kay Plößer•March 6, 2024

DegreeGuru: Build a RAG Chatbot using Vercel AI SDK, Langchain, Upstash Vector and OpenAI

Cahid Arda Oz•March 5, 2024

February 2024

Build a Subscription Service for your NextJS & Prisma App with QStash

Brighton Mboya•February 19, 2024

From Idea to Platform, Story of Upstash

Enes Akar•February 14, 2024

Building your own RAG chatbot with Upstash

Rishi Raj Jain•February 12, 2024

Easy Semantic Search with Upstash Vector

Batuhan Celik•February 7, 2024

Image Similarity Search with CLIP and Upstash Vector

Oguzhan Tasimaz•February 2, 2024

January 2024

Announcement

Upstash Vector: Serverless Vector Database for AI and LLMs

Mehmet Dogan•January 31, 2024

How to Rate Limit Your Python Applications with Upstash Redis?

Eray Eroglu•January 25, 2024

Connecting Millions of Cars using EMQX MQTT and Upstash Kafka

Noah Fischer•January 17, 2024

Simulating QStash with Upstash Kafka and HTTP connector

Noah Fischer•January 16, 2024

Serverless LLM Scheduling with QStash and OpenRouter

Kay Plößer•January 2, 2024

December 2023

Building a CDC Pipeline by Using Supabase, Upstash Kafka and TinyBird

Noah Fischer•December 28, 2023

Building an Unsplash 2023 Recap using Golang, AWS Lambda, Redis and React

Oguzhan Tasimaz•December 27, 2023

Announcement

Designing Low Latency Segmentation Platform Using Upstash Kafka and MongoDB Connector

Mahesh Saini•December 14, 2023

Announcement

Announcing Upstash Redis Python SDK v1.0.0

Yusuf•December 13, 2023

Build your own Message Queue with Redis and Typescript

Oguzhan Olguncu•December 12, 2023

Build a Leaderboard at Edge using Upstash Redis and Fly.io

Valon Januzaj•December 9, 2023

November 2023

How Upstash is Fueling PlanTripAI's Growth

Murillo de Miranda•November 30, 2023

A Real-Time Chat Application by Using Ably, Upstash Redis and Node.js

Noah Fischer•November 29, 2023

Building Real-Time Notifications with Upstash Redis, Next.js Server Actions and Vercel

Rishi Raj Jain•November 28, 2023

Introducing @upstash/lock: Distributed Locking using Upstash Redis

Meshan Khosla•November 27, 2023

Let's build our own URL Shortener with NestJS and Redis

Oguzhan Olguncu•November 23, 2023

Make your own HackerNews summarizer with OpenAI, NextJS and Upstash

Oguzhan Olguncu•November 22, 2023

Low Maintenance Reporting Infrastructure using Athena, DynamoDB and Quicksight

Ilter Kavlak•November 20, 2023

Building an AI Chatbot trained on custom content with LangChain, Faiss and Next.js

Rishi Raj Jain•November 13, 2023

How to Create an AI Postcard Sender with Upstash QStash

Cameron Youngblood•November 9, 2023

Would You Rather Game with LangChain, Redis, and the Query SDK

Anish Pallati•November 7, 2023

Decouple Webhook Processing with QStash on Next.js

Ruben de Groot•November 3, 2023

October 2023

Linearizable Distributed Map On Kafka

Sancar Koyunlu•October 25, 2023

Benchmarking Deno KV vs Upstash Redis

Andreas Thomas•October 23, 2023

Chat Model Response Caching With Upstash Redis in LangChain TS

Brace Sproul•October 20, 2023

Upgradable Read Write Lock for Go

Sancar Koyunlu•October 12, 2023

Benchmarking Cloudflare KV vs Upstash Redis

Andreas Thomas•October 5, 2023

Typesafe Queries for Redis

Andreas Thomas•October 4, 2023

Announcement

Introducing Schema Registry for Upstash Kafka

Sancar Koyunlu•October 2, 2023

September 2023

Caching LLM Output On-Demand with LangChain, Redis and QStash

Anish Pallati•September 19, 2023

Efficient Multiplayer Game State Synchronization with Upstash Kafka and Node.js

Asim Hafeez•September 15, 2023

How to create an AI app with Upstash, Next.js and Replicate

Cameron Youngblood•September 6, 2023

Retaining Chat History Using LangChain and Upstash Redis

Anish Pallati•September 5, 2023

Announcing QStash v2

Andreas Thomas•September 4, 2023

August 2023

Building Session Store with Clerk and Upstash Redis

Fahreddin Ozcan•August 30, 2023

Type-safe User Authentication in SvelteKit with Lucia, Planetscale, and Upstash Redis

Chris Jayden•August 28, 2023

Caching OpenAI API Responses with Upstash Redis

Kay Plößer•August 15, 2023

Scheduling emails in the user's timezone using QStash

Anshuman Bhardwaj•August 10, 2023

Connecting Upstash Redis to Cloudflare Workers

Fahreddin Ozcan•August 7, 2023

Building a Chat Application using Upstash Kafka, Redis and Next.js

Fahreddin Ozcan•August 2, 2023

July 2023

Rate limiting requests with tRPC in Sveltekit

Chris Jayden•July 20, 2023

Announcing Python Serverless Redis and Ratelimiting SDKs

Tudor Zgîmbău•July 18, 2023

June 2023

Build a Comment Section for your NextJS blog using Redis and NextAuth

Jaydeep Das•June 30, 2023

Protecting my wallet by ratelimiting OpenAI requests

Pau Kraft•June 26, 2023

Building an open-source JIRA using Firebase, Upstash and SvelteKit

Rishi Raj Jain•June 12, 2023

May 2023

Building an open-source alternative to LinkTree with Astro, Upstash and GitHub

Rishi Raj Jain•May 17, 2023

Redis and Upstash Use cases with OpenAI Applications

Enes Akar•May 16, 2023

Sentiment Analysis on Reddit using OpenAI (ChatGPT) and Upstash Kafka

Fahreddin Ozcan•May 10, 2023

AWS Lambda with Python and Upstash Redis

Fahreddin Ozcan•May 1, 2023

April 2023

Introducing Upstash Streams for Redis® Beyond Memory

Sancar Koyunlu•April 25, 2023

Adding a View Counter to your Next.js Blog

Andreas Thomas•April 3, 2023

March 2023

Announcement

Announcing the Rate Limit Analytics

Andreas Thomas•March 27, 2023

AI Powered Text Generator using Next.js, Replicate and Redis®

Hosna Qasmei•March 23, 2023

Serverless Event Sourcing and CQRS with Next.js and Upstash

Kay Plößer•March 21, 2023

Realtime analytics with Vercel Edge, Kafka and MongoDB Atlas

Enes Akar•March 20, 2023

AWS MSK and Confluent. Are they really Serverless?

Enes Akar•March 13, 2023

Protecting your mailbox with @upstash/ratelimit

Russ Tran•March 13, 2023

Refresh stale data in a SvelteKit app with QStash

Geoff Rich•March 3, 2023

Prevent Data Leaks using Vercel Edge Functions and Upstash for Redis

Kay Plößer•March 2, 2023

February 2023

Upstash for Redis and Performance API: Cache where it Counts

Rodney Johnson•February 27, 2023

Streaming User Events from PostgreSQL (Supabase) to Serverless Kafka

Noah Fischer•February 21, 2023

Sync Redis state to your database using QStash

Thomas Cazade•February 20, 2023

Announcement

Introducing Upstash JSON for Redis®

Enes Akar•February 9, 2023

Manage a quota-based SaaS application with Upstash and Next.js

Thomas Cazade•February 8, 2023

Building Reminders for WhatsApp (GPT Online) using QStash

Bilal Tahir•February 6, 2023

Traffic Management for Next.js Apps Using Vercel Edge and Upstash Edge Flags

Enes Akar•February 2, 2023

Rate limit your SvelteKit app with Upstash Redis

Geoff Rich•February 1, 2023

January 2023

Announcement

Fast Anywhere with Upstash Global 2.0

Enes Akar•January 30, 2023

Realtime Code Sharing with Upstash Redis

Tudor Zgîmbău•January 24, 2023

Using Edge Flags in Next.js Middleware

Andreas Thomas•January 23, 2023

Build a Photo Restoration App Using Replicate, Next.js and Upstash

Andreas Elia•January 17, 2023

How Upstash is powering EnvShare

Andreas Thomas•January 16, 2023

Rate Limiting Your Next.js App with Vercel Edge

Enes Akar•January 13, 2023

Announcing Edge Flags

Andreas Thomas•January 10, 2023

Using Machine Learning to Bring Your Stories to Life (with OpenAI and Next.js)

Andreas Elia•January 2, 2023

December 2022

Connect Kafka to Clickhouse with No Code and No Servers

Enes Akar•December 29, 2022

Building Scheduled Payments in Web3 with QStash

Chillyfish•December 27, 2022

Building a realtime emergency response system

Tudor Zgîmbău•December 20, 2022

Vercel Edge Explained. Use cases, benefits and limitations.

Enes Akar•December 15, 2022

Export Kubernetes Pod Logs to Upstash Kafka via FluentBit

Enes Ozcan•December 14, 2022

Announcement

Announcing Serverless Kafka Connectors

Sancar Koyunlu•December 6, 2022

November 2022

Building a Drift Detection Engine with Upstash

Menelaos Kotsollaris•November 30, 2022

Post Most Popular NY Times articles to Discord with QStash

Maximilian Kaske•November 23, 2022

Announcing QStash Callbacks

Andreas Thomas•November 16, 2022

October 2022

AWS Lambda + Upstash Redis + Go = 🚀❤️

Lambros Petrou•October 14, 2022

Adding Feature Flags to Your Next.js App with Upstash Redis

Kay Plößer•October 4, 2022

September 2022

Serverless Messaging for Deno Deploy

Andreas Thomas•September 27, 2022

Serverless Realtime Analytics for Next.js with Vercel Edge, Upstash Kafka and Tinybird

Enes Akar•September 21, 2022

Asynchronous serverless processing with in-app notifications using QStash and novu

Andreas Thomas•September 19, 2022

Build an authenticated API with Next.js API Routes and Upstash Redis

Lorenzo Noccioli•September 13, 2022

Announcing Vercel Integration v2

Andreas Thomas•September 7, 2022

Get Started with Sidekiq and Upstash Redis on Fly.io

Burak Yılmaz•September 5, 2022

Using LaunchDarkly with Redis

Noah Fischer•September 2, 2022

August 2022

Guaranteeing webhook delivery in Strapi using QStash

Andreas Thomas•August 31, 2022

Get Started with Astro and Redis

Rodney Johnson•August 30, 2022

Rate Limiting at Edge with Cloudflare Workers and Serverless Redis

Noah Fischer•August 19, 2022

Building an Email Scheduler with Vercel Functions and QStash

Kay Plößer•August 11, 2022

Announcing Upstash Pulumi Provider

Burak Yılmaz•August 4, 2022

July 2022

Periodic Data Updates with Next.js and Vercel Serverless Functions

Andreas Thomas•July 28, 2022

Building a Guest Book on the Edge with SvelteKit, Upstash Redis® and Vercel

Geoff Rich•July 25, 2022

Next.js Edge API Routes and Serverless Redis on Vercel

Noah Fischer•July 22, 2022

Announcement

QStash: Messaging for the Serverless

Enes Akar•July 18, 2022

June 2022

Collect Cloudflare Workers Logs to Serverless Kafka

Noah Fischer•June 14, 2022

Distributed tracing with go-redis, Upstash and OpenTelemetry

Vladimir Mihailenco•June 9, 2022

Rate Limiting Next.js API Routes using Upstash Redis

Noah Fischer•June 7, 2022

May 2022

Using Apache Spark with Serverless Kafka

Omer Aytac•May 31, 2022

Announcing Upstash CLI

Andreas Thomas•May 16, 2022

Preference Storage for DApps using Metamask with Next.js

Burak Yılmaz•May 16, 2022

Announcement

Serverless Rate Limiting

Andreas Thomas•May 11, 2022

Announcing Upstash Chatbox

Burak Yılmaz•May 10, 2022

Get Started with Serverless Cloud, Next.js and Upstash Redis

Noah Fischer•May 10, 2022

Scaling Laravel with Serverless Redis

Bobby Iliev•May 9, 2022

Getting Started with Netlify Edge Functions and Serverless Redis

Enes Akar•May 3, 2022

April 2022

Run Fly.io Apps with Serverless Redis

Enes Akar•April 28, 2022

Reusing HTTP connections with 'keepalive' in Serverless

Andreas Thomas•April 25, 2022

Serverless Node.js URL Shortener App powered by Upstash Kafka and Materialize

Bobby Iliev•April 19, 2022

Serverless Kafka Real World Example: Content Moderation

Enes Akar•April 18, 2022

Serverless Redis Caching for Strapi

Kay Plößer•April 11, 2022

Announcement

Introducing Redis 6 Compatibility

Mehmet Dogan•April 10, 2022

Stream Twitter to Serverless Kafka

Nihan Iman•April 7, 2022

Building A To-Do List with Blitz.js & Redis

Vedant Atodaria•April 6, 2022

Send React Native Logs to Serverless Kafka

Omer Aytac•April 4, 2022

March 2022

Serverless Birthday Slackbot with AWS Chalice and Upstash Redis

Burak Yılmaz•March 30, 2022

Using Render with Serverless Redis

Vedant Atodaria•March 24, 2022

Build a Serverless Slackbot with Vercel and Upstash Redis

Burak Yılmaz•March 21, 2022

Blazing Fast Websites with Remix on Cloudflare and Upstash Redis

Sönke Peters•March 16, 2022

Announcing Upstash Redis SDK v1.0.0

Andreas Thomas•March 14, 2022

SvelteKit TODO App with Redis

Adem Ilter•March 10, 2022

Announcing Upstash Terraform Provider with Kafka Support

Burak Yılmaz•March 7, 2022

February 2022

Remix TODO App with Redis

Adem Ilter•February 19, 2022

Global Cache for Netlify Graph with Upstash Redis

Noah Fischer•February 16, 2022

Cloudflare Workers KV vs Upstash Redis

Enes Akar•February 14, 2022

Developer API V2 Released!

Ilter Kavlak•February 11, 2022

Feedback Widget for Next.js Applications

Adem Ilter•February 8, 2022

Best Databases for Next.js

Enes Akar•February 2, 2022

January 2022

Integrate Stripe and Kafka Using Webhook API

Enes Akar•January 26, 2022

In-app Announcements with Serverless Redis and React Native

Omer Aytac•January 21, 2022

Next.js Authentication with NextAuth and Serverless Redis

Kay Plößer•January 18, 2022

Building a survey app with Upstash Redis and Next.js

Sönke Peters•January 17, 2022

Send Github Events to Kafka Using Vercel Functions

Enes Akar•January 13, 2022

Using Upstash Redis as a Session Store for Remix

Gabriel Guy•January 11, 2022

Using Upstash Redis with Remix

Leigh Halliday•January 10, 2022

Shipping from Logstash to Kafka and analysing with Cloudflare Workers

Noah Fischer•January 7, 2022

Building React Native Apps Backed by AWS Lambda and Serverless Redis

Omer Aytac•January 5, 2022

Kafka Use Cases for Web Developers

Enes Akar•January 4, 2022

December 2021

Waiting Room for your Next.js App Using Edge Functions

Enes Akar•December 27, 2021

Use Redis® in Fastly Compute

Enes Akar•December 7, 2021

November 2021

Upstash Launches Serverless Kafka

Enes Akar•November 29, 2021

Getting started with Nuxt 3 and Serverless Redis

Krutie Patel•November 22, 2021

Fullstack Serverless app with Flutter, Serverless Framework and Upstash(REDIS) - PART 2

Rosius Ndimofor•November 17, 2021

Fullstack Serverless app with Flutter, Serverless Framework and Upstash(REDIS) - PART 1

Rosius Ndimofor•November 16, 2021

Building SvelteKit Applications with Serverless Redis

Geoff Rich•November 5, 2021

Build Your Own Waiting Room for Your Website with Cloudflare Workers and Serverless Redis

Enes Akar•November 1, 2021

October 2021

Getting started with Next.js Edge Functions

Enes Akar•October 26, 2021

Upstash as a Serverless Database for Edge

Enes Akar•October 13, 2021

Global Database for Serverless and Edge

Mehmet Dogan•October 6, 2021

September 2021

AWS Lambda vs Cloudflare Workers

Enes Akar•September 29, 2021

Best Databases for Serverless

Enes Akar•September 20, 2021

August 2021

Serverless Battleground - DynamoDB vs Firestore vs MongoDB vs Cassandra vs Redis vs FaunaDB

Enes Akar•August 25, 2021

5 ms Global Redis Latency with Edge Caching

Enes Akar•August 23, 2021

July 2021

Stateful AWS Lambda with Redis® REST

Enes Akar•July 27, 2021

Announcing Upstash Terraform Provider

Noah Fischer•July 18, 2021

Pipeline REST API on Serverless Redis

Enes Akar•July 16, 2021

The Most Minimalist Next.js TODO app

Enes Akar•July 9, 2021

June 2021

Implement IP Allow/Deny List at Edge with Cloudflare Workers and Upstash Redis

Lisa Natsumi•June 18, 2021

Redis® @ Edge with Cloudflare Workers

Enes Akar•June 15, 2021

More Resilient and More Scalable: Upstash with Multi-Zone Replication

Enes Akar•June 3, 2021

May 2021

Speed up your Next.js application with Redis

Noah Fischer•May 17, 2021

Rate Limiting Your Serverless Applications

Noah Fischer•May 3, 2021

April 2021

Roadmap Application with Next.js, Redis and Auth0

Noah Fischer•April 16, 2021

Latency Comparison Among Serverless Databases: DynamoDB vs FaunaDB vs Upstash

Noah Fischer•April 12, 2021

Challenge of Serverless: Database Connections

Noah Fischer•April 1, 2021