AptLynxMCP server
Whether UTC day can have a leap second
io.github.sadri-dridi/leap-sec
Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools
Whether UTC day can have a leap second
Working at last checkAbout 9,812 tokens per request once connected31 tools
https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/leap-sec/mcp
At a glance
- Type
- MCP server
- Publisher
- Not verified
- Status
- Working at last check
- Tools
- 31
- Token cost
- About 9,812 tokens per request
- Sets up in
- Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
- Last checked
- 26 Oct 2026, 08:29 UTC
Connect it to your agent
Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.
Claude Code
claude mcp add --transport http leap-sec https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/leap-sec/mcp
Claude Desktop
Settings → Connectors → Add custom connector, and paste the URL.
Codex (config.toml)
[mcp_servers.leap-sec] url = "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/leap-sec/mcp"
Gemini CLI
{"mcpServers":{"leap-sec":{"httpUrl":"https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/leap-sec/mcp"}}}
Cursor
{"mcpServers":{"leap-sec":{"url":"https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/leap-sec/mcp"}}}
VS Code
{"servers":{"leap-sec":{"type":"http","url":"https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/leap-sec/mcp"}}}
Antigravity
agy mcp add leap-sec https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/leap-sec/mcp
ChatGPT
Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.
OpenAI API (Responses tools)
{"type":"mcp","server_label":"leap-sec","server_url":"https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/leap-sec/mcp","require_approval":"always"}
Grok (xAI API tools)
{"type":"mcp","server_label":"leap-sec","server_url":"https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/leap-sec/mcp"}
Tools
leap-sec~306 tokens
Whether UTC day can have a leap second
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Free UK calculators, converters and validators (tax, VAT, stamp duty, dates, units), read-only.
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