NexFlow Pulse

Cloud Scheduler for Agents and APIs

Schedule HTTP calls with per-execution billing (0.0015 USDC) and x402-ready payments.

What is NexFlow Pulse?

NexFlow Pulse is a production-grade HTTP scheduler designed for:

• 🤖 AI Agents – Schedule callbacks, keep-alive pings, and task triggers
• 🔄 API Automation – Cron-style HTTP requests without managing infrastructure
• 📡 Webhooks – Reliable delivery with automatic retries and exponential backoff
• 💰 Pay-per-use – Only pay for executions at $0.0015 USDC each

Key Features

Quick Start

1. Get an API Key

Sign up at nexflowapp.app to get your API key.

2. Create Your First Job

curl -X POST https://api.nexflowapp.app/v1/pulse/jobs \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "targetUrl": "https://httpbin.org/post",
    "method": "POST",
    "scheduleType": "interval",
    "intervalSeconds": 60,
    "body": { "message": "Hello from Pulse!" }
  }'

Response:

{
  "id": "550e8400-e29b-41d4-a716-446655440000",
  "status": "active",
  "nextRunAt": "2026-01-09T22:00:00.000Z",
  "billableExecutions": 0,
  "estimatedCostUsdc": 0
}

3. Check Job Runs

curl https://api.nexflowapp.app/v1/pulse/jobs/550e8400-e29b-41d4-a716-446655440000/runs \
  -H "Authorization: Bearer YOUR_API_KEY"

Pricing

Only successful and failed executions are billed. Paused jobs incur no charges.

Documentation

• Overview – Concepts, job lifecycle, and best practices
• API Reference – Endpoint documentation
• OpenAPI Spec – Machine-readable API specification
• x402 Integration – Wallet-based payments for agents

Examples

• Node.js/TypeScript – Create and monitor jobs
• HTTP Examples – Raw HTTP requests for testing

Use Cases

🤖 Agent Task Markets

Schedule callbacks for AI agents participating in task markets like Virtuals Protocol ACP:

{
  "targetUrl": "https://my-agent.example.com/callback",
  "method": "POST",
  "scheduleType": "interval",
  "intervalSeconds": 300,
  "body": { "action": "check_tasks" }
}

🔔 Keep-Alive Pings

Ensure your services stay healthy with regular heartbeat checks:

{
  "targetUrl": "https://my-service.example.com/health",
  "method": "GET",
  "scheduleType": "interval",
  "intervalSeconds": 60
}

📊 Scheduled Reports

Generate daily reports at a specific time:

{
  "targetUrl": "https://api.example.com/generate-report",
  "method": "POST",
  "scheduleType": "cron",
  "cronExpression": "0 9 * * *"
}

API Base URL

https://api.nexflowapp.app/v1/pulse

Authentication

All requests require an API key in the Authorization header:

Authorization: Bearer YOUR_API_KEY

Or use the X-API-Key header:

X-API-Key: YOUR_API_KEY

Rate Limits

Support

• 📧 Email: [email protected]
• 🐦 Twitter: @NexFlowApp
• 💬 Discord: Join our community

License

This documentation is licensed under MIT.

Built with ❤️ by the NexFlow team