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8 clients · secrets stay placeholders

JSON (mcpServers)Claude CodeCodexOpenCodeCursorVS CodeGemini CLIGoose

{
  "mcpServers": {
    "hexpm-mcp": {
      "type": "http",
      "url": "https://hexpm-mcp.fly.dev/mcp"
    }
  }
}

claude mcp add --transport http hexpm-mcp https://hexpm-mcp.fly.dev/mcp

[mcp_servers.hexpm-mcp]
url = "https://hexpm-mcp.fly.dev/mcp"

{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "hexpm-mcp": {
      "type": "remote",
      "url": "https://hexpm-mcp.fly.dev/mcp",
      "enabled": true
    }
  }
}

{
  "mcpServers": {
    "hexpm-mcp": {
      "type": "http",
      "url": "https://hexpm-mcp.fly.dev/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=hexpm-mcp&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vaGV4cG0tbWNwLmZseS5kZXYvbWNwIn0%3D"
}

{
  "servers": {
    "hexpm-mcp": {
      "type": "http",
      "url": "https://hexpm-mcp.fly.dev/mcp"
    }
  }
}

{
  "mcpServers": {
    "hexpm-mcp": {
      "httpUrl": "https://hexpm-mcp.fly.dev/mcp"
    }
  }
}

extensions:
  "hexpm-mcp":
    enabled: true
    name: "hexpm-mcp"
    type: streamable_http
    uri: "https://hexpm-mcp.fly.dev/mcp"
    timeout: 300

Quality 72 / 100needs work

protocol100 · weight 25

pass
protocol.modernsupports 2026-07-28 (server/discover)
pass
protocol.statelessanswers without a session
pass
protocol.transportstreamable HTTP
pass
protocol.list_ttltool list is cacheable (ttlMs 60000)

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 hygiene71 · weight 30

pass
tools.descriptionsevery tool has a description
pass
tools.description_lengthdescriptions are concise
pass
tools.schemasevery tool has an object input schema
fail
tools.annotationsno tool declares readOnlyHint or destructiveHint, so clients cannot tell safe calls from risky ones
fail
tools.directory_hintsno tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: compare (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); dependencies (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); readme (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); …
pass
tools.token_costabout 1,346 tokens to load every tool
pass
tools.api_dumptools are not a one-to-one API dump

stability25 · weight 15

warn
stability.changes24 tool changes in 30 days
fail
stability.rug_pull8 tools kept their name but changed most of their description in 30 days; review before trusting them

dependenciesn/a · weight 15

n/a
deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

24 tools, about 1,346 tokens to load them all · tool set c9fe2786d66d · tools last changed 2026-09-27 · checked 2026-10-19 10:52 UTC

Tool changes

2026-09-27versionschangedtitle, description
before
List all versions of a hex.pm package.
after · 50% of words in common
List all package versions
2026-09-27upgrade_checkchangedtitle, descriptionmeaning changed
before
Check which mix.exs dependencies have newer versions available.
after · 36% of words in common
Check mix.exs dependencies for upgrades
2026-09-27toolbox_trendingchangedtitle, description
before
List trending Elixir packages from Elixir Toolbox.
after · 67% of words in common
List trending Elixir packages
2026-09-27toolbox_searchchangedtitle, descriptionmeaning changed
before
Search packages via Elixir Toolbox. Results carry GitHub/GitLab stats, popularity, and health signals not exposed by the raw hex.pm search.
after · 18% of words in common
Search packages through Elixir Toolbox
2026-09-27toolbox_groupschangedtitle, description, input schema
before
Browse the Elixir Toolbox curated taxonomy of groups and categories.
after · 50% of words in common
Browse the Elixir Toolbox taxonomy
2026-09-27toolbox_groupchangedtitle, description
before
List the categories in a single Elixir Toolbox group.
after · 67% of words in common
List categories in a Toolbox group
2026-09-27toolbox_categorychangedtitle, description
before
List the curated projects in an Elixir Toolbox category.
after · 50% of words in common
List projects in a Toolbox category
2026-09-27search_docschangedtitle, description
before
Search within a package's documentation by name.
after · 50% of words in common
Search within package documentation
2026-09-27searchchangedtitle, descriptionmeaning changed
before
Search for packages on hex.pm by name/keywords.
after · 44% of words in common
Search hex.pm packages
2026-09-27releasechangedtitle, description
before
Get detailed information about a specific package release.
after · 63% of words in common
Get detailed package release information

Showing the latest 10. 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 90 / 100

provenance90

liveness100

freshness65

hygiene100

+repository +namespace-matches-repo +website +reachable +uptime-100% ~updated-125d-ago

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

Endpoints

remote	auth	reachable	uptime 30d	p50	protocol	last ok
`https://hexpm-mcp.fly.dev/mcp` streamable-http	none	yes	100%	224 ms	2026-07-28, 2025-11-25, 2025-06-18	2026-10-19

Tools (24)

`alternatives`	Find alternative packages
`audit`	Audit package dependencies for risks
`audit_mix_deps`	Audit mix.exs dependencies for risks
`compare`	Compare 2-5 packages side by side
`dependencies`	Get dependencies for a package version
`dep_tree`	Build a package dependency tree
`doc_item`	Get documentation for a module or function
`docs`	Browse a package documentation module listing
`downloads`	Get package download statistics
`features`	Get optional features for a package release
`health`	Run a comprehensive package health check
`info`	Get detailed package information
`owners`	Get package owners and maintainers
`readme`	Get package README content
`release`	Get detailed package release information
`search`	Search hex.pm packages
`search_docs`	Search within package documentation
`toolbox_category`	List projects in a Toolbox category
`toolbox_group`	List categories in a Toolbox group
`toolbox_groups`	Browse the Elixir Toolbox taxonomy
`toolbox_search`	Search packages through Elixir Toolbox
`toolbox_trending`	List trending Elixir packages
`upgrade_check`	Check mix.exs dependencies for upgrades
`versions`	List all package versions

Schemas: list_tools.

Similar MCP servers

Official server.json

{
  "name": "io.github.joshrotenberg/hexpm-mcp",
  "title": "Hex.pm MCP",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://hexpm-mcp.fly.dev/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "0.3.1",
  "repository": {
    "url": "https://github.com/joshrotenberg/hexpm-mcp",
    "source": "github"
  },
  "websiteUrl": "https://github.com/joshrotenberg/hexpm-mcp",
  "description": "MCP server for hex.pm and hexdocs.pm: search, inspect, compare, and audit Elixir packages"
}