# Cyanheads Bls Labor MCP server

Source: https://glimind.com/server/mcp-registry%2Fio.github.cyanheads%2Fbls-labor-mcp-server
Registry id: `mcp-registry/io.github.cyanheads/bls-labor-mcp-server`
Status: live (checked 2026-10-27T07:53:59.452Z)

## Verdict

Cyanheads Bls Labor MCP server answered 99.86% of Glimind's liveness checks over 30 days, better than 27% of MCP servers, with 450 ms median handshake and 26 outages in 90 days. Its agent-readiness grade is A (100/100) across 6 tools, costing an agent about 2,722 tokens to load. Checked every few minutes; no tool is ever called.

## Measurements (30 days)

| Metric | Value | Better than |
|---|---|---|
| Uptime, 30 days | 99.86% | 27% of MCP servers |
| Median handshake latency | 450 ms | 51% of MCP servers |
| p95 handshake latency | 2681 ms | — |
| Checks in 30 days | 5,015 | — |
| Outages, 90 days | 26 | — |
| Median recovery | 2 min | — |
| Agent-readiness score | 100/100 (A) | 93% of MCP servers |
| Tools | 6 | — |
| Tool-list size for an agent | ~2,722 tokens | 47% of MCP servers |
| Days observed | 29 | — |

## Install

```json
{
  "mcpServers": {
    "cyanheads-bls-labor-mcp-server": {
      "type": "http",
      "url": "https://bls-labor.caseyjhand.com/mcp"
    }
  }
}
```

Claude Code:

```sh
claude mcp add --transport http cyanheads-bls-labor-mcp-server https://bls-labor.caseyjhand.com/mcp
```

## Tools (7)

- `bls_dataframe_describe`: List canvas dataframes materialized by bls_get_series or by bls_dataframe_query register_as, with provenance (source tool, query parameters), TTL, row count, an
- `bls_dataframe_drop`: Drop a canvas dataframe by name. Opt-in via BLS_DATAFRAME_DROP_ENABLED=true; TTL handles cleanup by default. Requires CANVAS_PROVIDER_TYPE=duckdb.
- `bls_dataframe_query`: Run a single-statement SELECT against the canvas dataframes registered by bls_get_series or by an earlier register_as. Read-only: writes, DDL, DROP, COPY, PRAGM
- `bls_get_latest`: Return the single most recent observation for one or more BLS series. Use for "what is X right now" questions — the current unemployment rate, the latest CPI re
- `bls_get_series`: Fetch time-series data for 1–50 BLS series by SeriesID in a single API request (one query against the 500/day limit). Supports optional year range (up to 20 yea
- `bls_list_surveys`: List BLS survey programs with their abbreviation codes, full names, and metadata about calculation support and annual averages. Use to discover which survey cov
- `bls_search_series`: Search the BLS series catalog by natural language query, survey code, geographic area, or keywords to resolve cryptic SeriesIDs. Returns matching series with de

Measured by Glimind (https://glimind.com): MCP handshake + tool list only, no tool is ever called. CC BY 4.0.