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162K English words, 74K lessons, knowledge graph, semantic reverse-dictionary search.
162K English words, 74K lessons, knowledge graph, semantic reverse-dictionary search.
Remote endpoints: streamable-http: https://mcp.thedailylesson.com/mcp
Valid MCP server (1 strong, 1 medium validity signals). No known CVEs in dependencies. Imported from the Official MCP Registry.
13 tools verified · Open access · No issues found
Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.
This plugin requests these system permissions. Most are normal for its category.
Remote Plugin
No local installation needed. Your AI client connects to the remote endpoint directly.
Add this to your MCP configuration to connect:
{
"mcpServers": {
"io-github-nicoletterankin-orb-platform": {
"url": "https://mcp.thedailylesson.com/mcp"
}
}
}From the project's GitHub README.
Language infrastructure for AI agents. 162,251 words. 47 languages. 240K audio files. Deterministic responses at the edge.
Part of the Orb Platform — dictionary, lessons, and assessments for AI that teaches.
A dictionary API built for AI agents, educational platforms, and robotics. One API call returns:
Runs on Cloudflare Workers + D1. Sub-5ms edge delivery. Same input, same output, every time.
npm install @lotd/word-orb
const { WordOrb } = require('@lotd/word-orb');
const orb = new WordOrb({ apiKey: 'wo_your_api_key' });
// Look up any word
const result = await orb.word('serendipity');
console.log(result.def); // Full definition
console.log(result.ipa); // /ˌsɛɹ.ən.ˈdɪp.ɪ.ti/
console.log(result.etym); // Etymology
console.log(result.langs); // 47-language translations
const { key } = await orb.signup('you@example.com');
// Returns: wo_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
// 50 free lookups per day, upgrade anytime
Add to your Claude Desktop claude_desktop_config.json:
{
"mcpServers": {
"word-orb": {
"url": "https://mcp.thedailylesson.com/mcp"
}
}
}
19 MCP tools across all three Orb Platform products. Works with Claude, Cursor, Windsurf, and any MCP-compatible agent.
Word Orb is one of three products:
| Product | What it does | Scale |
|---|---|---|
| Word Orb | Dictionary + translations + pronunciation | 162,251 words, 47 languages |
| Lesson Orb | Structured lesson plans | 226,725 lesson blocks, 5 phases, 10 archetypes |
| Quiz Orb | Assessment questions | 21,900 interactions, 6 question types |
All three share a knowledge graph with 30,288 connections linking words → lessons → quizzes.
Education Stack bundles all three for $179/mo (21% discount).
new WordOrb(options?)Create a client instance.
| Option | Type | Default | Description |
|---|---|---|---|
apiKey | string | — | Your wo_ API key (get one free) |
baseUrl | string | https://word-orb-api.nicoletterankin.workers.dev | API base URL |
orb.word(word) → Promise<WordResult>Look up any word. Returns definition, pronunciation (IPA), part of speech, etymology, translations across 47 languages, and age-appropriate content.
const data = await orb.word('courage');
// {
// word: 'courage',
// ipa: '/ˈkɜːrɪdʒ/',
// pos: 'noun',
// def: 'Courage is the ability to face fear, danger, or difficulty...',
// etym: 'From Old French "corage," meaning "heart, spirit"...',
// langs: { es: 'coraje', fr: 'courage', de: 'Mut', zh: '勇气', ... },
// tones: { child: '...', teen: '...', adult: '...' }
// }
orb.words() → Promise<WordListResult>Get the full word library listing.
const { count, words } = await orb.words();
console.log(`${count} words available`);
orb.audit(email, words) → Promise<AuditResult>Run a compliance audit on your agent's vocabulary. Returns coverage analysis, age-appropriateness gaps, and a compliance grade.
const report = await orb.audit('cto@company.com', [
'understand', 'help', 'teach', 'learn', 'discover'
]);
console.log(report.grade); // 'A-'
console.log(report.compliance_score); // 91
orb.feedback(word, vote, correction?) → Promise<{ ok: boolean }>Submit vocabulary feedback.
await orb.feedback('serendipity', 1); // upvote
await orb.feedback('irregardless', -1, 'Not a word!'); // downvote + correction
orb.signup(email) → Promise<SignupResult>Create a free API key instantly. 50 lookups per day.
const { key, tier, daily_limit } = await orb.signup('dev@company.com');
orb.me() → Promise<KeyStatus>Check your API key usage, tier, and remaining calls.
const status = await orb.me();
console.log(status.tier); // 'starter'
console.log(status.remaining_today); // 4873
orb.health() → Promise<HealthResult>Check service health.
const health = await orb.health();
// { status: 'healthy', checks: { kv: 'ok', d1: 'ok (162250 words)', ... } }
orb.stats() → Promise<StatsResult>Get database and usage statistics.
| Tier | Price | API Calls/Day | Best For |
|---|---|---|---|
| Free | $0 | 50 | Prototyping, evaluation |
| Starter | $49/mo | 5,000 | Side projects, small apps |
| Growth | $149/mo | 50,000 | Production agents, teams |
| Enterprise | $499/mo | Unlimited | Scale, SLA, priority support |
try {
const result = await orb.word('nonexistent');
} catch (err) {
if (err.status === 401) console.error('Invalid API key');
else if (err.status === 429) console.error('Rate limit reached');
else if (err.status === 404) console.error('Word not found');
else console.error('API error:', err.message);
}
Full TypeScript definitions included:
import { WordOrb, WordResult } from '@lotd/word-orb';
const orb = new WordOrb({ apiKey: process.env.WORD_ORB_KEY });
const result: WordResult = await orb.word('ephemeral');
See the examples/ directory:
langchain-tool.js — Use Word Orb as a LangChain toolcrewai-agent.py — CrewAI agent with Word Orb vocabularyopenai-function.js — OpenAI function calling integrationmcp-config.json — Claude Desktop MCP configurationBuilt by Lesson of the Day PBC. Language infrastructure for AI agents that need to get words right.
MIT
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