Open Library

NPM · MCP-OPEN-LIBRARY · SCANNED AUG 12

Search books and authors on the Internet Archive's Open Library

Available components

81 81 Trust /100

Trust breakdown (6 categories)

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. How we score →

Supply Chain Security98

No malware found by supply-chain analysis.Pass
No known CVEs affecting this package version or its production dependencies.Pass
No install/post-install scripts declared.Pass
33 of 108 dependencies flagged as unhealthy. View diagnostics → Partial

Provenance & Transparency97

Source repository is publicly reachable at the declared URL. View diagnostics → Pass
Cryptographically verified build provenance (signed, bound to 8enSmith/mcp-open-library). View diagnostics → Pass
Clear OSI-approved license (MIT).Pass
Actively maintained (last published 0 days ago).Pass
Security-disclosure policy not yet verified: we couldn't inspect the source repository.Unverified

Schema Quality & AI Usability79

AI-judged instruction clarity (excellent).Pass
Context-footprint check failed: tool/resource definitions use about 1055 tokens (~150/item across 7 items; 7 tools + 0 resources), over budget; trim descriptions and params. See how to fix → Fail
Usage-examples check failed: none of the tools include examples. See how to fix → Fail

Stability & Change Management10

Stability observed for 3 of 30 days with no destabilising changes; credit accrues until the full window elapses.Partial

Tool Coverage100

100% of tools have a non-trivial description (not blank, and not just the tool's name).Pass
100% of tool parameters carry a description.Pass

Capabilities100

Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.Pass

Install

Add this component to your MCP client. Where a client-specific snippet is available, pick your client below and copy it straight into your config; otherwise use the connection detail shown.

npm · mcp-open-library

Claude Codex opencode OpenClaw Hermes Other

# add to Claude Code

claude mcp add 8ensmith-mcp-open-library -- npx -y mcp-open-library

# add to Codex CLI

codex mcp add 8ensmith-mcp-open-library -- npx -y mcp-open-library

// opencode.json

{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "8ensmith-mcp-open-library": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "mcp-open-library"
      ],
      "enabled": true
    }
  }
}

# add to OpenClaw

openclaw mcp add 8ensmith-mcp-open-library --command npx --arg -y --arg mcp-open-library

# ~/.hermes/config.yaml

mcp_servers:
  8ensmith-mcp-open-library:
    command: "npx"
    args: ["-y", "mcp-open-library"]

// mcp.json

{
  "mcpServers": {
    "8ensmith-mcp-open-library": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-open-library"
      ]
    }
  }
}

Changelog

Every change we have recorded for this component, newest first. Security-relevant changes are always shown. ▲ marks a change for the better, ▼ a change for the worse; unmarked changes are neutral.

12 Aug 26 +15
- Malware scan: unverified → pass ▲ security
11 Aug 26 −12
- Malware scan: pass → unverified ▼ security
- Security disclosure: fail → unverified ▼ functional
- Package version: 1.1.0 → 1.1.2 functional
- Package version: 1.1.0 → 1.1.1 functional
- We updated how we score, so this day's move reflects our rubric, not a change to the server See what changed → functional
10 Aug 26 0
- Schema quality: pass → fail ▼ functional
- Stability: unverified → 0.03 ▲ functional
- Schema quality: good → excellent functional
- Package version: 1.0.3 → 1.1.0 functional
9 Aug 26 78

First indexed and scored.

Show 2 earlier entries Hide earlier entries

Diagnostics

Diagnostic detail from the automated scan of this channel: what the scanner observed at each step, so you can see exactly where a check passed or failed. It is informational only and never changes the trust score.

Captured 12 Aug 2026 · Analysed npm/mcp-open-library@1.1.2

Provenance Verified

A signed build attestation was found and verified, binding this exact artifact to the source repository it claims to come from.

Result	Verified
Ecosystem	npm
Reason	Verified
Discovered via	Registry attestation endpoint
Source repo	8enSmith/mcp-open-library
Certificate issuer	https://token.actions.githubusercontent.com
Certificate SAN	https://github.com/8enSmith/mcp-open-library/.github/workflows/publish-mcp.yml@refs/tags/v1.1.2
Rekor log index	2424128425
Predicate type	https://slsa.dev/provenance/v1
Subject digest	sha512:65bd8cbe502f931f4a03741b2f7e3dd815f53fcf5d4084668e489805737d135f2cca8a0841dea3d94b90cad02603fab6661f0e39b5ed8cae26aab1381

Dependencies 108 packages

Packages resolved	108
Stale	33
Tree resolution	Complete

MCP tools · 7 exposed · ~1,055 tokens

The tools this component advertises to a client, with an estimated token cost for each. Expand a tool to see its parameters and schema. The per-tool counts are indicative and are not scored directly; the schema's total context footprint is one signal in Schema Quality & AI Usability.

Tool Tokens

get_author_info Get author details ~54

Get detailed information for a specific author using their Open Library Author Key (e.g. OL23919A).

Input Output Examples

Name	Type	Req	Description
author_key	string	yes	The Open Library key for the author (e.g., OL23919A).

No output schema declared.

No examples provided.

get_author_photo Get author photo URL ~75

Get the URL for an author's photo using their Open Library Author ID (OLID e.g. OL23919A). Reports when no photo exists rather than returning a URL to a blank placeholder.

Input Output Examples

Name	Type	Req	Description
olid	string	yes	The Open Library Author ID (OLID) for the author (e.g. OL23919A).

No output schema declared.

No examples provided.

get_authors_by_name Find authors by name ~138

Search for author information on Open Library. Returns at most `limit` authors (default 10) together with `num_found`, the total number of matches; page through them with `offset`. Each result's `key` can be passed to `get_author_info` for that author's full record.

Input Output Examples

Name	Type	Req	Description
limit	integer	–	Maximum number of results to return (1-50, default 10).
name	string	yes	The name of the author to search for.
offset	integer	–	Number of results to skip, for paging through the total reported as num_found (0-1000, default 0).

No output schema declared.

No examples provided.

get_book_by_id Get book by identifier ~74

Get detailed information about a book using its identifier (ISBN, LCCN, OCLC, OLID).

Input Output Examples

Name	Type	Req	Description
idType	string	yes	The type of identifier used (isbn, lccn, oclc, olid). Case-insensitive.
idValue	string	yes	The value of the identifier.

No output schema declared.

No examples provided.

get_book_by_title Find books by title ~187

Search for a book by its title on Open Library. Returns at most `limit` results (default 10) together with `num_found`, the total number of matches; page through them with `offset`. Each result carries `best_edition` — one edition of the work, with its `isbn_13`/`isbn_10` where Open Library has them, and its `edition_key`, which can be passed to `get_book_by_id` as `{ idType: "olid" }` for that edition's full record.

Input Output Examples

Name	Type	Req	Description
limit	integer	–	Maximum number of results to return (1-50, default 10).
offset	integer	–	Number of results to skip, for paging through the total reported as num_found (0-1000, default 0).
title	string	yes	The title of the book to search for.

No output schema declared.

No examples provided.

get_book_cover Get book cover URL ~125

Get the URL for a book's cover image using a key (ISBN, OCLC, LCCN, OLID, ID) and value. Reports when no cover exists rather than returning a URL to a blank placeholder.

Input Output Examples

Name	Type	Req	Description
key	string	yes	The type of identifier used (ISBN, OCLC, LCCN, OLID, ID). ID is Open Library's internal cover ID.
size	string	–	The desired size of the cover (S, M, or L). Defaults to L.
value	string	yes	The value of the identifier.

No output schema declared.

No examples provided.

search_books Search books ~402

Search Open Library across titles, authors, subjects, places, people, publishers and ISBNs. Provide at least one search criterion: q, title, author, subject, place, person, publisher, isbn; combining several narrows the search. Returns at most `limit` results (default 10) together with `num_found`, the total number of matches; page through them with `offset`. Each result carries `best_edition` — one edition of the work, with its `isbn_13`/`isbn_10` where Open Library has them, and its `edition_key`, which can be passed to `get_book_by_id` as `{ idType: "olid" }` for that edition's full record.

Input Output Examples

Name	Type	Req	Description
author	string	–	Search by author name.
isbn	string	–	Search by ISBN-10 or ISBN-13.
language	string	–	Restrict results to a language, as a 3-letter MARC code (e.g. eng, fre, spa).
limit	integer	–	Maximum number of results to return (1-50, default 10).
offset	integer	–	Number of results to skip, for paging through the total reported as num_found (0-1000, default 0).
person	string	–	Search by a person the book is about.
place	string	–	Search by a place the book is about.
publisher	string	–	Search by publisher.
q	string	–	Free-form query searched across all fields. Supports Solr syntax, e.g. `subject:cyberpunk AND first_publish_year:[1980 TO 1990]`.
sort	string	–	Result ordering. Omit for relevance. `new`/`old` order by first publication date, `rating` by average rating.
subject	string	–	Search by subject.
title	string	–	Search by book title.

No output schema declared.

No examples provided.

On this page

Handy links

Scoring key

80+ high trust
60–79 medium
below 60 low

How we score

Score history · last 30 days

9 Aug 12 Aug