Relay.stream Developer Sandbox

Online

wss://dev.relay.stream

All event will automatically disappear after a certain period of time.

Score74

Connection

Connect: 2.2 s
Read: 197 ms
Write: 295 ms
Network: Clearnet
Last checked: 2 hours ago
Last online: 2 hours ago

Uptime

Last 24 hours: 100%
Last 7 days: 100%

Each bar is one check (every 6 hours), newest on the right.

Popularity

Listed by users: 0
as read relay: 0
as write relay: 0
NIP-66 monitors: 3
Notes in the last hour: 0

Supported NIPs

Access & policy

Authentication (NIP-42): No
Payment required: No
Restricted writes: No
Sends AUTH challenge: No
Minimum PoW (NIP-13): None
Write test: Accepted our test event

Limits

Max message length: 524K
Max subscriptions: 20
Max filter limit: 3,000
Max content length: —n/a
Max event tags: 5,000

Overview

Software: rnostr
Version: 0.4.7
Contact: https://www.cxplay.org/
Countries: —n/a
Languages: —n/a
First seen: Oct 30, 2026, 12:17 AM UTC
Discovered via: nip66

NIP-11 document

{
  "name": "Relay.stream Developer Sandbox",
  "description": "All event will automatically disappear after a certain period of time.",
  "icon": "https://nostr.moe/favicon.ico",
  "pubkey": "97eafcb1b8438d56d2a3309c6faf08ae61be618a65c87b6a295549ea773ac29d",
  "contact": "https://www.cxplay.org/",
  "supported_nips": [
    1,
    2,
    4,
    9,
    11,
    12,
    15,
    16,
    20,
    22,
    25,
    26,
    28,
    33,
    40,
    45,
    50,
    70
  ],
  "software": "https://github.com/rnostr/rnostr",
  "version": "0.4.7",
  "limitation": {
    "max_message_length": 524288,
    "max_subscriptions": 20,
    "max_limit": 3000,
    "max_subid_length": 100,
    "max_event_tags": 5000
  }
}

Use this data

View JSON

curl

curl "/api/v1/relays/dev.relay.stream"