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bls-labor-mcp-server

R0· no sign-in

Fetch US Bureau of Labor Statistics data — CPI, unemployment, wages, JOLTS, and more via MCP.

v0.6.0 · active · repository · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality84good
Trust94of 100
Uptime, 30 days100%
Latency p50178 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "bls-labor-mcp-server": {
      "type": "http",
      "url": "https://bls-labor.caseyjhand.com/mcp"
    }
  }
}
claude mcp add --transport http bls-labor-mcp-server https://bls-labor.caseyjhand.com/mcp
[mcp_servers.bls-labor-mcp-server]
url = "https://bls-labor.caseyjhand.com/mcp"
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "bls-labor-mcp-server": {
      "type": "remote",
      "url": "https://bls-labor.caseyjhand.com/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "bls-labor-mcp-server": {
      "type": "http",
      "url": "https://bls-labor.caseyjhand.com/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=bls-labor-mcp-server&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vYmxzLWxhYm9yLmNhc2V5amhhbmQuY29tL21jcCJ9"
}
{
  "servers": {
    "bls-labor-mcp-server": {
      "type": "http",
      "url": "https://bls-labor.caseyjhand.com/mcp"
    }
  }
}
{
  "mcpServers": {
    "bls-labor-mcp-server": {
      "httpUrl": "https://bls-labor.caseyjhand.com/mcp"
    }
  }
}
extensions:
  "bls-labor-mcp-server":
    enabled: true
    name: "bls-labor-mcp-server"
    type: streamable_http
    uri: "https://bls-labor.caseyjhand.com/mcp"
    timeout: 300

Quality 84 / 100good

protocol88 · weight 25
  • pass
    protocol.modernsupports 2026-07-28 (server/discover)
  • pass
    protocol.statelessanswers without a session
  • pass
    protocol.transportstreamable HTTP
  • warn
    protocol.list_ttltools/list declares ttlMs 0, so clients re-fetch it on every use
authorizationn/a · weight 15
  • n/a
    auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
  • n/a
    auth.secret_in_urlno templated URL
tool hygiene86 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • pass
    tools.description_lengthdescriptions are concise
  • pass
    tools.schemasevery tool has an object input schema
  • pass
    tools.annotations6 of 6 tools declare readOnlyHint or destructiveHint
  • fail
    tools.directory_hintsno tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: bls_list_surveys (destructiveHint); bls_search_series (destructiveHint, idempotentHint); bls_get_series (destructiveHint, idempotentHint); …
  • pass
    tools.token_costabout 2,699 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stability75 · weight 15
  • warn
    stability.changes7 tool changes in 30 days
  • pass
    stability.rug_pullno tool changed its meaning under the same name
dependenciesn/a · weight 15

6 tools, about 2,699 tokens to load them all · tool set e45795388adf · tools last changed 2026-10-19 · checked 2026-10-19 19:01 UTC

Tool changes

  • bls_search_serieschangedinput schema, output schema
  • bls_dataframe_querychangeddescription
    before

    Run a single-statement SELECT against the canvas dataframes registered by bls_get_series. Read-only: writes, DDL, DROP, COPY, PRAGMA, ATTACH, and external-file table functions are rejected. System catalogs (information_schema, pg_catalog, sqlite_master, duckdb_*) are denied at the bridge layer — use bls_dataframe_describe to list available dataframes. Supports JOINs, aggregates, window functions, and CTEs. Optional register_as persists the result as a new dataframe with a fresh TTL for chained analysis. Canvas SQL operations consume zero BLS API quota. Requires CANVAS_PROVIDER_TYPE=duckdb.

    after · 96% of words in common

    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, PRAGMA, ATTACH, and external-file table functions are rejected. System catalogs (information_schema, pg_catalog, sqlite_master, duckdb_*) are denied at the bridge layer — use bls_dataframe_describe to list available dataframes. Supports JOINs, aggregates, window functions, and CTEs. Optional register_as persists the result as a new dataframe with a fresh TTL for chained analysis. Canvas SQL operations consume zero BLS API quota. Requires CANVAS_PROVIDER_TYPE=duckdb.

  • bls_dataframe_describechangeddescription, input schema, output schema
    before

    List canvas dataframes materialized by bls_get_series, with provenance (source tool, query parameters), TTL, row count, and column schema. Use before writing SQL to confirm column names. Lazy-sweeps expired tables before responding. Requires CANVAS_PROVIDER_TYPE=duckdb.

    after · 88% of words in common

    List canvas dataframes materialized by bls_get_series or by bls_dataframe_query register_as, with provenance (source tool, query parameters), TTL, row count, and column schema. Use before writing SQL to confirm column names and types. Lazy-sweeps expired tables before responding. Requires CANVAS_PROVIDER_TYPE=duckdb.

  • bls_get_serieschangedinput schema, output schema
  • bls_get_latestchangedoutput schema
  • bls_search_serieschangeddescription, input schema, output schema
    before

    Search the BLS series catalog by natural language query, survey code, geographic area, or keywords to resolve cryptic SeriesIDs. Returns matching series with decoded components (survey, area, item, seasonal flag) and plain-language names. Use this before bls_get_series when you have a concept but not a SeriesID. Operates offline — no API quota consumed. Survey filter accepts two-letter codes (CU, CE, LN, LA, PC, JT, OE, EC, PR). Area filter accepts state names, MSA names, or FIPS area codes.

    after · 64% of words in common

    Search the BLS series catalog by natural language query, survey code, geographic area, or keywords to resolve cryptic SeriesIDs. Returns matching series with decoded components (survey, area, item, seasonal flag, and publication frequency for surveys that publish one series at several frequencies) and plain-language names, ranked by relevance and paged with limit and offset. Use this before bls_get_series when you have a concept but not a SeriesID. Operates offline against an index of the major surveys — no API quota consumed. Survey filter accepts the two-letter code of an indexed survey (CU, AP, CE, LN, LA, PC, WP, JT, EC, PR, MP, CW, CM, CI; OE only when the server sets BLS_CATALOG_INCLUDE_OES=true); series in other surveys are fetched by SeriesID with bls_get_series. Area filter accepts state names, MSA names, or FIPS area codes.

  • bls_list_surveyschangeddescription, input schema
    before

    List BLS survey programs with their abbreviation codes, full names, and metadata about calculation support and annual averages. Use to discover which survey covers a topic before calling bls_search_series. Optional category filter narrows results to prices, employment, wages, productivity, injuries, or time_use surveys.

    after · 77% of words in common

    List BLS survey programs with their abbreviation codes, full names, and metadata about calculation support and annual averages. Use to discover which survey covers a topic before calling bls_search_series; bls_search_series covers only the surveys in its offline index, and series in the others are fetched by SeriesID with bls_get_series. Optional category filter narrows results to prices, employment, wages, productivity, injuries, or time_use surveys.

Full history: list_changes · trend: quality JSON.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 94 / 100

provenance80
liveness100
freshness100
hygiene100

+repository +namespace-matches-repo +reachable +uptime-100% +updated-1d-ago

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Dependencies

@cyanheads/[email protected] npmthis version is not known to the dependency resolver

@cyanheads/[email protected] npmthis version is not known to the dependency resolver

Dependency graphs from deps.dev; advisories from OSV.dev, including the GitHub Advisory Database and the PyPI Advisory Database; all CC BY 4.0. The graph is what a clean install of this version resolves today; nothing was installed or run. How it is checked.

Endpoints

remoteauthreachableuptime 30dp50protocollast ok
https://bls-labor.caseyjhand.com/mcp streamable-httpnoneyes100%178 ms2026-07-282026-10-19
packageregistryversionruntimesecrets
@cyanheads/bls-labor-mcp-servernpm0.6.0npx
@cyanheads/bls-labor-mcp-servernpm0.6.0npx

Tools (6)

bls_dataframe_describeread-onlyList canvas dataframes materialized by bls_get_series or by bls_dataframe_query register_as, with provenance (source tool, query parameters), TTL, row count, and column schema. Use before writing SQL to confirm column names and types. Lazy-sweeps expired tables before responding. Requires CANVAS_PROVIDER_TYPE=duckdb.
bls_dataframe_queryread-onlyRun 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, PRAGMA, ATTACH, and external-file table functions are rejected. System catalogs (information_schema, pg_catalog, sqlite_master, duckdb_*) are denied at the bridge layer — use bls_dataframe_describe to list available dataframes. Supports JOINs, aggregates, window functions, and CTEs. Optional register_as persists the result as a new dataframe with a fresh TTL for chained analysis. Canvas SQL operations consume zero BLS API quota. Requires CANVAS_PROVIDER_TYPE=duckdb.
bls_get_latestread-onlyReturn 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 reading, etc. Each series consumes one API query against the 500/day limit; for the current value of many series, bls_get_series with a 1-year window is more quota-efficient (one query for up to 50 series). Recommended limit: 10 series; maximum: 50.
bls_get_seriesread-onlyFetch 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 years per request) and BLS-computed period-over-period calculations (net change and percent change; a survey returns whichever it supports and silently omits the rest — CPI and PPI return percent change only, the inflation rate). BLS can publish a '-' missing-value sentinel; check observation.available before arithmetic. Set annual_average to add each year's annual-average row, which is that year's mean rather than an additional period. When the total observation count would exceed the inline context budget, results spill to a canvas dataframe and the response includes a dataset.name handle. Call bls_dataframe_describe with that name to inspect the dataframe schema, then use the name in bls_dataframe_query SQL. Use bls_search_series first if you need to resolve a concept to a SeriesID.
bls_list_surveysread-onlyList BLS survey programs with their abbreviation codes, full names, and metadata about calculation support and annual averages. Use to discover which survey covers a topic before calling bls_search_series; bls_search_series covers only the surveys in its offline index, and series in the others are fetched by SeriesID with bls_get_series. Optional category filter narrows results to prices, employment, wages, productivity, injuries, or time_use surveys.
bls_search_seriesread-onlySearch the BLS series catalog by natural language query, survey code, geographic area, or keywords to resolve cryptic SeriesIDs. Returns matching series with decoded components (survey, area, item, seasonal flag, and publication frequency for surveys that publish one series at several frequencies) and plain-language names, ranked by relevance and paged with limit and offset. Use this before bls_get_series when you have a concept but not a SeriesID. Operates offline against an index of the major surveys — no API quota consumed. Survey filter accepts the two-letter code of an indexed survey (CU, AP, CE, LN, LA, PC, WP, JT, EC, PR, MP, CW, CM, CI; OE only when the server sets BLS_CATALOG_INCLUDE_OES=true); series in other surveys are fetched by SeriesID with bls_get_series. Area filter accepts state names, MSA names, or FIPS area codes.

Schemas: list_tools.

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Official server.json
{
  "name": "io.github.cyanheads/bls-labor-mcp-server",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://bls-labor.caseyjhand.com/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "0.6.0",
  "packages": [
    {
      "version": "0.6.0",
      "transport": {
        "type": "stdio"
      },
      "identifier": "@cyanheads/bls-labor-mcp-server",
      "runtimeHint": "npx",
      "registryType": "npm",
      "registryBaseUrl": "https://registry.npmjs.org",
      "environmentVariables": [
        {
          "name": "BLS_API_KEY",
          "format": "string",
          "description": "Optional — works without one (25 req/day). With key: 500 req/day + calculations and annual averages. Register free at bls.gov/developers."
        },
        {
          "name": "MCP_LOG_LEVEL",
          "format": "string",
          "default": "info",
          "description": "Sets the minimum log level for output (e.g., 'debug', 'info', 'warn')."
        }
      ]
    },
    {
      "version": "0.6.0",
      "transport": {
        "url": "http://localhost:3010/mcp",
        "type": "streamable-http"
      },
      "identifier": "@cyanheads/bls-labor-mcp-server",
      "runtimeHint": "npx",
      "registryType": "npm",
      "registryBaseUrl": "https://registry.npmjs.org",
      "environmentVariables": [
        {
          "name": "BLS_API_KEY",
          "format": "string",
          "description": "Optional — works without one (25 req/day). With key: 500 req/day + calculations and annual averages. Register free at bls.gov/developers."
        },
        {
          "name": "MCP_HTTP_HOST",
          "format": "string",
          "default": "127.0.0.1",
          "description": "The hostname for the HTTP server."
        },
        {
          "name": "MCP_TRANSPORT_TYPE",
          "value": "http",
          "format": "string",
          "description": "Selects the HTTP transport."
        },
        {
          "name": "MCP_HTTP_PORT",
          "format": "string",
          "default": "3010",
          "description": "The port to run the HTTP server on."
        },
        {
          "name": "MCP_HTTP_ENDPOINT_PATH",
          "format": "string",
          "default": "/mcp",
          "description": "The endpoint path for the MCP server."
        },
        {
          "name": "MCP_AUTH_MODE",
          "format": "string",
          "default": "none",
          "description": "Authentication mode to use: 'none', 'jwt', or 'oauth'."
        },
        {
          "name": "MCP_LOG_LEVEL",
          "format": "string",
          "default": "info",
          "description": "Sets the minimum log level for output (e.g., 'debug', 'info', 'warn')."
        }
      ]
    }
  ],
  "repository": {
    "url": "https://github.com/cyanheads/bls-labor-mcp-server",
    "source": "github"
  },
  "description": "Fetch US Bureau of Labor Statistics data — CPI, unemployment, wages, JOLTS, and more via MCP."
}