rocks.iching/hexagram-mcp

up checked 2026-11-11T10:39:08.682Z

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Publisher-provided title

I Ching Hexagram MCP

Publisher-provided description

Public, read-only MCP over the complete 64-hexagram I Ching corpus. Deterministic lookup only.

Summary by lookupd

Read-only lookup of the 64 I Ching hexagrams, trigrams, and orderings, plus deterministic keyword search over their text.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http hexagram https://mcp.iching.rocks/mcp

Codex, remote (streamable-http)

codex mcp add hexagram --url https://mcp.iching.rocks/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "hexagram": {
      "url": "https://mcp.iching.rocks/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (10 tools)

Publisher-provided text

• search_hexagrams Deterministic literal/keyword search over a closed whitelist of hexagram text fields (not semantic). Case-, diacritic-, and traditional/simplified Chinese-insen
• get_hexagrams Batch hexagram lookup by King Wen numbers (max 16 ids per call). Optional include level: summary, core (default), lines, full. Data © IChing.Rocks — attribution
• list_hexagrams Compact index of all 64 I Ching hexagrams (id, name, pinyin, characters, essence, trigrams, url). Optional order: kingwen (default), mawangdui, eightpalaces, bi
• get_server_info Build identity of the running iching.rocks MCP server: name, semantic version, git revision, protocol, and canonical MCP endpoint. Identity only — returns no he
• get_reading_context Deterministic reading context for a primary hexagram (1-64) and 0-6 ascending changing lines. Empty changing_lines returns the primary hexagram only; one or mor
• get_trigram One of the eight trigrams by exactly one identifier: binary (e.g. 010), english (e.g. Fire), chinese (pinyin, e.g. Li), symbolic (e.g. Radiance), or element (Ch
• get_all_hexagrams The full 64-hexagram dataset in one call (bulk; stricter rate limit). Optional order: kingwen (default), mawangdui, eightpalaces, binary. Data © IChing.Rocks —
• list_trigrams All eight trigrams with font, binary, pinyin, symbolic name, english name, element character, and function. Data © IChing.Rocks — attribution is a condition of
• get_hexagram One hexagram by King Wen number (1-64). Optional include level: summary, core (default), lines, full. Sibling tools cover the other cases: get_hexagrams for sev
• list_sequences Describes the four canonical hexagram orderings (kingwen, mawangdui, eightpalaces, binary) with their 64-entry sequences. Data © IChing.Rocks — attribution is a

Details

• Version: 1.12.35
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 368 ms
• First indexed: 2026-11-01T10:08:27.040Z
• Last seen in registry: 2026-11-01T10:08:27.068Z
• Website: https://iching.rocks

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• MCP URL: https://api.lookupd.com/mcp