MCP Tools DirectoryAbout this integration
Search LOC digital collections, Chronicling America newspapers (full OCR), and LC Subject Headings.
- Transport
- stdio
- Authentication
- none
- Initial setup
- none
- Runtime
- unattended
- Evidence
- documented
- Version
- 0.2.17
- Package
- @cyanheads/libofcongress-mcp-server
- Last compatibility test
- Not independently tested
Connect your agent
@cyanheads/libofcongress-mcp-serverPublisher README and npm manifest were reviewed from pinned captures. The package, integration endpoint, and capabilities were not executed or independently security-audited; the existing listing identity, repository, version, and stdio connection fields remain authoritative.
Capabilities: Library of Congress search, newspaper OCR, subject headings
Connected profiles
Additional details
io.github.cyanheads/libofcongress-mcp-server
Source ↗ · Checked 2026-09-170.2.17
Source ↗ · Checked 2026-09-17CC0-1.0; package licenses are separate
Source ↗ · Checked 2026-09-17npm
Source ↗ · Checked 2026-09-17@cyanheads/libofcongress-mcp-server
Source ↗ · Checked 2026-09-190.2.17
Source ↗ · Checked 2026-09-19Publisher documentation shows an MCP client-managed long-running stdio process after the documented setup; this is documentation-only qualification, not a runtime test.
Source ↗ · Checked 2026-09-19The publisher explicitly states that the upstream APIs need no API key, and the MCP auth mode defaults to none.
Source ↗ · Checked 2026-09-19Local stdio process launched by the MCP client with npx and explicit stdio transport configuration.
Source ↗ · Checked 2026-09-19Publisher documentation reviewed; package and integration endpoint not executed or independently security-audited.
Source ↗ · Checked 2026-09-19