dnd-oracle

D&D 5e SRD MCP server — monster search, spell lookup, encounter building, and character tools powered by ground-truth SRD data.

What It Does

Search, browse, and analyze D&D 5e System Reference Document content — no internet required, no hallucination risk. All 20 tools operate on ground-truth SRD data bundled as a SQLite database.

1,207 entities: 334 monsters, 319 spells, 237 equipment items, 239 magic items, 12 classes, 9 races, 15 conditions, 33 rule sections, 9 rollable tables.

Tools

Reference (6)

| Tool | Description | |------|-------------| | search_monsters | Full-text search with CR, type, size, alignment filters. Returns full stat blocks. | | search_spells | Search by level, school, class, concentration, ritual, damage type, save type. | | search_equipment | Search weapons, armor, gear, and magic items. Filter by properties, rarity. | | browse_classes | View class features at any level. Multiclass feature combination calculator. | | browse_races | View race traits, ability bonuses, subraces. | | search_rules | Search rules text and condition references. |

Analytical (14)

| Tool | Description | |------|-------------| | build_encounter | Calculate XP budgets by difficulty. Suggests monster combinations within budget. | | suggest_encounter | Tactically interesting encounters with monster role inference and synergy notes. | | plan_spells | Available spells for class/level. Slot tracking, concentration flags, ritual highlights, component costs. | | compare_monsters | Side-by-side stat comparison of 2-3 monsters. | | check_resistances | Consolidated resistance/immunity matrix for a group of monsters. Party damage gap warnings. | | analyze_loadout | Total weight, cost, AC breakdown, encumbrance status from equipment list. | | magic_item_attunement | Attunement slot analysis with over-limit warnings and restriction checks. | | build_character | Full character sheet from race + class + level + ability scores. HP, saves, DC, features. | | analyze_party | Party composition audit: saving throw coverage, role balance, darkvision, languages. | | simulate_damage | Average DPR calculator with hit probability, crit math, AC sensitivity, turns-to-kill. | | rest_calculator | What recovers on short vs. long rest for any class at any level. | | travel_calculator | Overland travel time with pace, terrain, mounts, and forced march rules. | | plan_adventuring_day | Daily XP budget, encounter sequencing, resource pacing, rest placement. | | roll_table | Roll on SRD random tables: madness, poisons, diseases, Acolyte personality traits. |

Install

Claude Desktop

Add to ~/Library/Application Support/Claude/claude_desktop_config.json:

{
  "mcpServers": {
    "dnd-oracle": {
      "command": "npx",
      "args": ["-y", "dnd-oracle"]
    }
  }
}

Claude Code

claude mcp add dnd-oracle -- npx -y dnd-oracle

Data Source

This product includes material from the System Reference Document 5.1, Copyright 2016, Wizards of the Coast, Inc. Licensed under CC-BY-4.0.

Data sourced from 5e-bits/5e-database.

License

MIT