mcpcost

io.github.byrness/weather

weather

Is the io.github.byrness/weather MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-30.

An MCP server for weather information.

alive probed 2026-11-14 · unchanged since 2026-10-30

2tools
313tokens in Claude Opus 5.5
0.2 %of Claude's 200k window
0.1×the median server
195 msto initialize
6 msto list tools
Run it
npx -y @byrness/mcp-weather-server@1.0.1 (stdio, probed in a container with the network off)
Host
npmjs.com
Reports itself as
weather 1.0.0
Capabilities
tools
Instructions
none
Of a 1M window
<0.1 % of a 1M context window
Count
313 tokens in Claude Opus 5.5, exact, measured 2026-10-16. With the Claude Code prefix mcp__…__ on each tool name: 327. The o200k_base estimate is 168. Counted again when the tool definitions change. Method.
Repository
https://github.com/byrness/mcp-weather-server
Registry
active, updated 2025-11-22 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.86×.

Tool≈ Claude tokenso200k estimateShare of this server
get-forecast1719255 %
get-alerts1427645 %

Compare this server with others, or with the servers that share its tool set.

Same tool set as 16 other servers

These registry entries have the same tool names and the same schema sizes.

More servers

Other registry entries on npmjs.com, the ones next to this name; all of them.

Servers that mention weather.

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mcpcost: alive

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Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.

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