published

Helium Blockchain API

The Helium Blockchain API provides developers free access to valuable data from the Helium IoT blockchain network, suitable for various IoT applications.

Developed by Helium Foundation

View Source
99.50%Uptime
200msLatency
113Stars
No AuthAuth
NoCredit Card
RESTStyle
v1Version
API Endpoints

Reference for available routes, request structures, and live examples.

Retrieves information about Helium blockchain hotspots

Full Endpoint URL
https://www.helium.com/hotspots
Implementation Example
curl -X GET 'https://www.helium.com/hotspots'
Request Payload
{
  "limit": 10,
  "min_time": "-30 days"
}
Expected Response
{
  "data": [
    {
      "name": "Urban Miner",
      "status": "online",
      "address": "11aBcD...",
      "reward_scale": 0.75,
      "last_poc_challenge": 1689782400
    }
  ]
}
Version:v1
Limit:30 requests/minute
Real-World Applications
  • Building blockchain explorersOptimized Capability
  • IoT device analyticsOptimized Capability
  • Hotspot monitoring dashboardsOptimized Capability
  • Reward tracking toolsOptimized Capability
Advantages
  • ✓ No authentication required for read-only data
  • ✓ Covers wide range of blockchain data endpoints
  • ✓ Simple REST interface compatible with all languages
  • ✓ Supports pagination and cursor-based navigation
Limitations
  • ✗ Rate-limited for high-volume queries
  • ✗ Legacy data now deprecated and retired
  • ✗ Write/transaction endpoints require local signing and submission
  • ✗ Latency can vary under heavy load

FAQs

API Specifications

v1
Pricing Model
free for public data; write/transaction submission via locally signed transactions
Credit Card
Not Required
Response Formats
JSON
Supported Languages
5 Languages
SDK Support
TypeScript (helium‑js)
Time to Hello World

under 2 minutes

Rate Limit

60 requests/minute

Free Tier Usage

Unlimited read-only access to all v1 endpoints without authentication

Use Case: Best For

Developers needing public Helium blockchain data quickly and without setup

Not Recommended For

High-volume production systems needing guaranteed performance or write access

Resources

Documentation Official Website Source Code Postman Collection
#iot#blockchain

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