MCP server

Merriam Webster

io.github.pipeworx-io/merriam-webster

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Merriam-Webster MCP — wraps the Merriam-Webster Collegiate Dictionary and

Working at last checkOfficial: pipeworx.io's GitHub account (pipeworx-io)About 26,739 tokens per request once connected44 tools

https://gateway.pipeworx.io/merriam-webster/mcp

At a glance

Type: MCP server
Publisher: pipeworx.io (verified by the MCP Registry)
Status: Working at last check
Tools: 44
Token cost: About 26,739 tokens per request
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 26 Oct 2026, 08:29 UTC

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http merriam-webster https://gateway.pipeworx.io/merriam-webster/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.merriam-webster]
url = "https://gateway.pipeworx.io/merriam-webster/mcp"

Gemini CLI

{"mcpServers":{"merriam-webster":{"httpUrl":"https://gateway.pipeworx.io/merriam-webster/mcp"}}}

Cursor

{"mcpServers":{"merriam-webster":{"url":"https://gateway.pipeworx.io/merriam-webster/mcp"}}}

VS Code

{"servers":{"merriam-webster":{"type":"http","url":"https://gateway.pipeworx.io/merriam-webster/mcp"}}}

Antigravity

agy mcp add merriam-webster https://gateway.pipeworx.io/merriam-webster/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"merriam-webster","server_url":"https://gateway.pipeworx.io/merriam-webster/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"merriam-webster","server_url":"https://gateway.pipeworx.io/merriam-webster/mcp"}

define ~222 tokens
Look up a word in the Merriam-Webster dictionary — the authoritative American English dictionary. Returns word definitions (short definitions), part of speech (noun, verb, adjective, etc.), pronunciation, and etymology (word origin). When the word is not found, returns close spelling suggestions ins
thesaurus ~214 tokens
Look up a word in the Merriam-Webster thesaurus — the authoritative American English thesaurus. Returns synonyms and antonyms grouped by sense, along with part of speech (noun, verb, adjective, etc.) and short definitions. When the word is not found, returns close spelling suggestions instead. Examp

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