Qstash
UnclaimedServerless messaging and scheduling for reliable, asynchronous communication between services.
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TL;DR - Qstash
- Serverless messaging and scheduling solution.
- Guarantees message delivery and automatic retries.
- Simplifies background jobs and scheduled tasks without infrastructure management.
Pricing: Free plan available
Best for: Growing teams
Pros & Cons
Pros
- Eliminates infrastructure management for messaging and scheduling.
- Enhances system reliability with guaranteed delivery and automatic retries.
- Simplifies integration with existing APIs.
- Supports a wide range of use cases from simple schedules to complex workflows.
- Offers SDKs for different programming languages.
Cons
- Message size limit of 1MB (customizable on request).
- Requires an Upstash account to use.
Key Features
Guaranteed Message DeliveryAutomatic Retries on FailureMessage SchedulingBackground Job ProcessingFan-out to Multiple Endpoints (URL Groups)FIFO (First-In, First-Out) QueuesFlow Control (Rate Limiting, Parallelism)Callbacks for Delivery Responses
Pricing Plans
Free
$0
- Data Size 256 MB
- Monthly Commands 500 K
Pay as you go
$0.2 per 100K commands
- Data Size 100 GB
- Monthly Bandwidth Unlimited
Fixed 250MB
$10/month
- Data Size 250 MB
- Monthly Bandwidth 50GB
- No per-command pricing
Enterprise
Contact us
- Everything in Prod Pack
- 100K+ commands per second
- Unlimited bandwidth and database count
- Professional support with SLA
- Dedicated resources for isolation
- HIPAA Compliance
What is Qstash?
QStash is a serverless messaging and scheduling solution designed to simplify building reliable distributed systems. It acts as a middleman between your application and APIs, guaranteeing message delivery, performing automatic retries on failures, and handling scheduling without requiring you to manage any infrastructure. It supports various message formats and allows for custom HTTP headers.
This tool is ideal for developers and teams looking to implement background jobs, scheduled tasks, and asynchronous workflows with built-in reliability. It helps prevent blocking applications with long-running tasks, ensures messages are processed even if an endpoint is temporarily unavailable, and offers features like fan-out to multiple endpoints and flow control. The Upstash Workflow SDK further simplifies complex application integrations by abstracting away endpoint preparation details.
Key benefits include reduced operational overhead, increased system resilience through guaranteed delivery and retries, and simplified integration with existing APIs. It's suitable for a range of use cases from simple scheduled clean-up jobs to complex LLM integrations and high-volume message processing.
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Qstash FAQ
What is the maximum message size that QStash supports?
QStash supports a maximum message size of 1 MB by default. This limit can be customized upon request for specific needs.
How does QStash ensure message delivery and handle failures?
QStash acts as a middleman between your application and the target API, guaranteeing delivery and performing automatic retries on failures. It also offers features like Dead Letter Queues for full control over failed messages.
Can QStash be used to schedule tasks for future delivery?
Yes, QStash allows you to schedule messages to be delivered at a specific time in the future. This is a core feature for managing time-sensitive tasks.
What is the purpose of URL Groups in QStash?
URL Groups enable the 'Fan out' feature, allowing you to publish messages to multiple endpoints in parallel. This is useful for distributing tasks or notifications across various services simultaneously.
Does QStash offer an SDK for simplified integration?
Yes, QStash provides the Upstash Workflow SDK, which simplifies complex applications by handling details like automatic retries and delivery guarantees, allowing you to focus on essential application logic.
What are the message capacity limits for the 'Fixed 1M' pricing tier?
The 'Fixed 1M' pricing tier allows for a maximum of 1 million messages per day. It also includes a maximum monthly bandwidth of 1 TB and a maximum message size of 10 MB.
Source: upstash.com