
Trigger.dev - AI Agents That Survive Crashes
Build durable AI agents in TypeScript that survive anything
What is Trigger Dev?
Trigger.dev is a TypeScript platform for building and deploying fully-managed AI agents and workflows. It handles long-running tasks with built-in retries, queues, observability, and elastic scaling, eliminating timeout issues and server management. Designed for developers building durable AI applications that survive refreshes, redeploys, and crashes, with features like human-in-the-loop approval and direct frontend streaming.
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Key Features of Trigger Dev
- AI agents with human-in-the-loop approval
- Prompt chaining for multi-stage processing
- Task routing to specialized models
- Parallel execution of multiple AI tasks
- Agent orchestration
- Evaluator-optimizer for iterative refinement
- No timeout limits
- Direct frontend streaming
- Full observability and replay
- Scheduled tasks and cron jobs
- Browser automation
- Media processing and generation
- Email sequences
- Semantic search
- Python support
- Elastic scaling
- Retries and queue management
Who Should Use Trigger Dev?
Build autonomous AI agents for complex open-ended tasks
Create multi-stage AI prompt chains
Implement smart task routing between AI models
Process multiple AI tasks concurrently
Coordinate multiple agents for complex objectives
Deploy email sequences
Automate browser-based workflows
Schedule recurring AI tasks
Process and generate media files
Implement customer support agents with human approval
Trigger Dev: Pros & Cons
✓Pros
- No timeout limits for long-running tasks
- Pay only for actual code execution
- No servers to manage or scaling to configure
- Full observability with replay functionality
- Human-in-the-loop built-in
- Durable execution survives crashes and redeploys
- Direct streaming to frontend without API routes
- Open source with 15.6k stars
- Typescript-first development
Frequently Asked Questions about Trigger Dev
What programming language does Trigger.dev use?
Trigger.dev is built for TypeScript and also supports running Python code within workflows.
How does pricing work on Trigger.dev?
You only pay when your code is actually executing. There are no charges for idle time.
Can I use Trigger.dev for tasks that take a long time?
Yes, Trigger.dev has no timeout limits, allowing you to run long-running tasks without worrying about timeouts.
Does Trigger.dev support human approval in AI workflows?
Yes, Trigger.dev includes human-in-the-loop functionality that pauses task execution for human approval before continuing.
What happens to my tasks if there's a crash or redeploy?
Trigger.dev is designed for durability - your AI agents and tasks survive refreshes, redeploys, and crashes automatically.
Tool Details
- Pricing
- Free
- Category
- Llm Deployment
- Added
- Jul 2026
- Last Updated
- Jul 2026
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