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Word Orb

@Lesson of the Day, PBC

Pedagogical word enrichment for AI agents. One API call returns what would cost 5 separate calls + an LLM generation: definition, IPA pronunciation, etymology as narrative, a teaching insight from Kelly (AI tutor), translations in 8 languages with native pronunciations, 3 age-appropriate explanations (kid/adult/senior), and a knowledge graph of connected words. Pre-computed and edge-cached on Cloudflare D1 — ~3ms response globally. Also includes 62,000 daily lesson segments across 365 days, 11 languages, and 3 age tiers. Built for tutoring agents, language learning apps, and educational chatbots. 6 tools: word_enrich, word_translate, word_connections, word_search, word_batch, lesson_of_day.
Overview

Word Orb — Pedagogical Word Enrichment for AI Agents

The Problem

Every tutoring agent needs to explain words. Current options are slow (LLM generation: 2-5s, $0.01-0.05/word), flat (dictionary APIs: no pedagogy), or both.

The Solution

Word Orb serves pre-computed, teaching-quality word data from Cloudflare's edge network. One call. 3ms. Zero LLM cost.

Tools

word_enrich

Full pedagogical word object — definition, IPA, etymology as narrative, Kelly's teaching insight, 8 language translations, 3 age-appropriate tones, connected words.

word_translate

Cross-lingual mappings in Spanish, French, Portuguese, Chinese, Arabic, German, Japanese, Korean with native pronunciations.

word_connections

Knowledge graph traversal. 1-2 levels deep. Build learning paths.

Search by prefix, part of speech, or keyword in definitions. 1,428 words indexed.

word_batch

Enrich up to 20 words in one call. Efficient for articles and vocabulary lists.

lesson_of_day

62,000 pre-written lesson segments. 365 days × 11 languages × 3 age tiers. Phases: hook, teach, reflect, apply.

Connect

Endpoint: https://mcp.thedailylesson.com/mcp REST API: https://mcp.thedailylesson.com/api/word/{word}

Built by Lesson of the Day PBC — a California Public Benefit Corporation.

Server Config

{
  "mcpServers": {
    "word-orb": {
      "url": "https://mcp.thedailylesson.com/mcp"
    }
  }
}
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