Whether current UTC year has 52 ISO weeks is answering right now. Last checked 14 min ago. It exposes 31 tools. Last commit 18 Sep 2026.
Whether current UTC year has 52 ISO weeks
Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 22 September 2026. No other catalogue keeps this.
Over the last week it answered 96.9% of our checks. We check every 15 minutes, so you hear about the next outage within the hour — not from your users.
Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 14 min ago.
claude mcp add iso-week52 --transport http https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/iso-week52/mcp
{
"mcpServers": {
"iso-week52": {
"url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/iso-week52/mcp"
}
}
}
[mcp_servers.iso-week52]
url = "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/iso-week52/mcp"
{
"mcpServers": {
"iso-week52": {
"url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/iso-week52/mcp"
}
}
}
{
"mcpServers": {
"iso-week52": {
"url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/iso-week52/mcp"
}
}
}
Read directly from the server with tools/list, grouped by what they act on.
If a tool disappears, we record the date.
agent-ads-index
agent-tool-index
fetch-status
status-catalog
browser-url-ok
calc-eval
citation
compatibility
domain-shape
figma-url-shape
file-path-ok
hn-front-count
geo-hint
github-repo-shape
iana-zones
inspect-robots
iso-week52
jira-key-shape
search-query-len
lib-docs-hint
memory-key-count
normalize-url
people-search-index
playwright-url-ok
think-steps
timezone
utc-time
validate-json
weather-hint
web-fetch
wiki-title-ok
| URL | Transport | State | Latency | Checked |
|---|---|---|---|---|
| https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/iso-week52/mcp | streamable-http | answering | 17 ms | 14 min ago |
Whether current UTC year has Feb 29
Whether the current UTC year is a leap year
Whether current UTC hour is 09-17
Whether current UTC hour is weekday NYSE window
UTC ISO week-year century
Whether current UTC month is US DST-heavy
Whether current UTC month is AU DST-heavy
Whether current UTC month is EU DST-heavy
Answers built from our own checks of this server.