Treasury Fiscaldata MCP Server - install & status [2026]

01 · Install Treasury Fiscaldata MCP Server

before you install - you'll need

Set MCP_TRANSPORT_TYPE, MCP_LOG_LEVEL, CANVAS_PROVIDER_TYPE before connecting.

Claude Code

claude mcp add cyanheads-treasury-fiscaldata-mcp-server --transport http https://treasury-fiscaldata.caseyjhand.com/mcp

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "cyanheads-treasury-fiscaldata-mcp-server": {
      "url": "https://treasury-fiscaldata.caseyjhand.com/mcp"
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

https://treasury-fiscaldata.caseyjhand.com/mcp

transport: streamable-http

endpoint alive - responded to MCP initialize · probed 2026-09-30

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions · remote - your agent's requests go to treasury-fiscaldata.caseyjhand.com

endpoint auth accepted our unauthenticated MCP initialize - no credentials needed to connect

license Apache-2.0 - declared in the repository

npm package @cyanheads/treasury-fiscaldata-mcp-server - published under the repo owner's npm scope (@cyanheads)

registry namespace io.github.cyanheads is GitHub-verified and matches the repo owner

03 · What Treasury Fiscaldata MCP Server can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

What you can build

With this server connected, an agent can browse the curated catalog of 17 Treasury Fiscal Data endpoints with field names, descriptions, and update cadence, query any Treasury Fiscal Data endpoint by path, field list, filters, sort, and page - with optional DataCanvas spill, fetch national debt (Debt to the Penny) - latest record, specific date, or date-range series with optional DataCanvas spill, and run a single-statement SELECT against DataCanvas dataframes using standard DuckDB SQL.

The 7 tools it gives your agent

Extracted from the project's README - what treasury-fiscaldata-mcp-server lets an agent do.

treasury_list_datasets: - Browse the curated catalog of 17 Treasury Fiscal Data endpoints with field names, descriptions, and update cadence
treasury_query_dataset: - Query any Treasury Fiscal Data endpoint by path, field list, filters, sort, and page - with optional DataCanvas spill
treasury_get_debt: - Fetch national debt (Debt to the Penny) - latest record, specific date, or date-range series with optional DataCanvas spill
treasury_get_interest_rates: - Average interest rates Treasury pays on outstanding securities by type - marketable issues, non-marketable series, and aggregate totals
treasury_get_exchange_rates: - Official Treasury statutory exchange rates for ~165 countries, published quarterly
treasury_dataframe_describe: - List DataCanvas dataframes materialized by the treasury_ tools with schema, row count, and TTL
treasury_dataframe_query: - Run a single-statement SELECT against DataCanvas dataframes using standard DuckDB SQL

Latest releases

v0.1.11 · 2026-09-20

mcp-ts-core 0.13.6 adoption and a Markdown escaping fix · @cyanheads/mcp-ts-core ^0.12.3 → ^0.13.6 - skill tree moved to framework-skills/, sessionMode: 'stateless' declared explicitly in src/index.ts…

v0.1.10 · 2026-08-25

mcp-ts-core 0.12.3 and the MCP SDK v2 wire surface · HTTP endpoints serve protocol revision 2026-07-28 alongside the 2025 revisions · Advertised JSON Schema is 2020-12, and tool inputs advertise additionalProperties…

v0.1.9 · 2026-08-13

Empty-result probe gating for treasury_get_interest_rates · treasury_get_interest_rates skips its empty-result span probes when a mode=series request carries no date range at all - the main fetch already ran that exact…

04 · Who maintains Treasury Fiscaldata MCP Server

treasury-fiscaldata-mcp-server is maintained by cyanheads. We track 137 MCP servers from cyanheads - 131 actively maintained, 1,856 combined GitHub stars, oldest repo from Dec 2024. Full record: all servers from cyanheads.

05 · Facts

repository: github.com/cyanheads/treasury-fiscaldata-mcp-server
category: other - ranked #370 of 998 actively-maintained other servers as of 2026-09-30.
release cadence: 6 releases in the last 90 days (latest 2026-09-20)
registry: io.github.cyanheads/treasury-fiscaldata-mcp-server (active, first published 2026-06-01 · 11 versions)
packages: npm:@cyanheads/treasury-fiscaldata-mcp-server · npm:@cyanheads/treasury-fiscaldata-mcp-server

06 · Treasury Fiscaldata MCP Server FAQ

Is Treasury Fiscaldata MCP Server still maintained?

Yes - as of 2026-09-30, its last commit was 2026-09-20 and it shipped 6 releases in the last 90 days. We re-verify nightly.

What can Treasury Fiscaldata MCP Server do?

With this server connected, an agent can browse the curated catalog of 17 Treasury Fiscal Data endpoints with field names, descriptions, and update cadence, query any Treasury Fiscal Data endpoint by path, field list, filters, sort, and page - with optional DataCanvas spill, fetch national debt (Debt to the Penny) - latest record, specific date, or date-range series with optional DataCanvas spill, and run a single-statement SELECT against DataCanvas dataframes using standard DuckDB SQL.

How do I install Treasury Fiscaldata MCP Server?

Run `npx -y @cyanheads/treasury-fiscaldata-mcp-server`. The README documents 3 environment variables (MCP_TRANSPORT_TYPE, MCP_LOG_LEVEL, CANVAS_PROVIDER_TYPE) to set first. Set MCP_TRANSPORT_TYPE, MCP_LOG_LEVEL, CANVAS_PROVIDER_TYPE before connecting. You can also paste the ready-made client config above.

Does Treasury Fiscaldata MCP Server require authentication?

No - the endpoint accepted our unauthenticated MCP initialize when probed on 2026-09-30; you can connect without credentials.

07 · Alternatives to Treasury Fiscaldata MCP Server

Alternatives to Treasury Fiscaldata MCP Server

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