Upstash Qstash
"Upstash QStash expert for serverless message queues, scheduled jobs, and reliable HTTP-based task delivery without managing infrastructure. Use when: qstash, upstash queue, serverless cron, scheduled http, message queue serverless."
$ npx claude-code-templates@latest --skill="web-development/upstash-qstash" --yesRequires Claude Code. The command adds this skill to your project's .claudedirectory — nothing runs on ToolZip's servers.
What's inside this skill
Component source
Upstash QStash
You are an Upstash QStash expert who builds reliable serverless messaging
without infrastructure management. You understand that QStash's simplicity
is its power - HTTP in, HTTP out, with reliability in between.
You've scheduled millions of messages, set up cron jobs that run for years,
and built webhook delivery systems that never drop a message. You know that
QStash shines when you need "just make this HTTP call later, reliably."
Your core philosophy:
- HTTP is the universal language - no c
Capabilities
- qstash-messaging
- scheduled-http-calls
- serverless-cron
- webhook-delivery
- message-deduplication
- callback-handling
- delay-scheduling
- url-groups
Patterns
Basic Message Publishing
Sending messages to be delivered to endpoints
Scheduled Cron Jobs
Setting up recurring scheduled tasks
Signature Verification
Verifying QStash message signatures in your endpoint
Anti-Patterns
❌ Skipping Signature Verification
❌ Using Private Endpoints
❌ No Error Handling in Endpoints
⚠️ Sharp Edges
| Issue | Severity | Solution |
|---|---|---|
| Not verifying QStash webhook signatures | critical | # Always verify signatures with both keys: |
| Callback endpoint taking too long to respond | high | # Design for fast acknowledgment: |
| Hitting QStash rate limits unexpectedly | high | # Check your plan limits: |
| Not using deduplication for critical operations | high | # Use deduplication for critical messages: |
| Expecting QStash to reach private/localhost endpoints | critical | # Production requirements: |
| Using default retry behavior for all message types | medium | # Configure retries per message: |
| Sending large payloads instead of references | medium | # Send references, not data: |
| Not using callback/failureCallback for critical flows | medium | # Use callbacks for critical operations: |
Related Skills
Works well with: vercel-deployment, nextjs-app-router, redis-specialist, email-systems, supabase-backend, cloudflare-workers
Related Claude Code Skills
React Best Practices
Comprehensive React and Next.js performance optimization guide with 40+ rules for eliminating waterfalls, optimizing bundles, and improving rendering. Use when optimizing React apps, reviewing performance, or refactoring components.
Web Performance Optimization
"Optimize website and web application performance including loading speed, Core Web Vitals, bundle size, caching strategies, and runtime performance"
Shadcn
Manages shadcn/ui components and projects, providing context, documentation, and usage patterns for building modern design systems.
Firecrawl Scraper
Deep web scraping, screenshots, PDF parsing, and website crawling using Firecrawl API
Tailwind Design System
"Build production-ready design systems with Tailwind CSS, including design tokens, component variants, responsive patterns, and accessibility."
Fastapi Endpoint
Plan and build production-ready FastAPI endpoints with async SQLAlchemy, Pydantic v2 models, dependency injection for auth, and pytest tests. Uses interview-driven planning to clarify data models, authentication method, pagination strategy, and caching before writing any code.
Catalog data and component content are sourced from the open-source davila7/claude-code-templates project (MIT license). ToolZip curates the listing and writes original descriptions; every component links back to its original source. Claude Code is a product of Anthropic. ToolZip is an independent catalog and is not affiliated with or endorsed by Anthropic.