wasm-mcp

Connect Remote server

claude mcp add --transport http wasm-mcp https://mcp.xyzzylabs.ai/wasm/mcp

{
  "mcpServers": {
    "wasm-mcp": {
      "url": "https://mcp.xyzzylabs.ai/wasm/mcp"
    }
  }
}

{
  "servers": {
    "wasm-mcp": {
      "type": "http",
      "url": "https://mcp.xyzzylabs.ai/wasm/mcp"
    }
  }
}

Settings > Connectors > Add custom connector
URL: https://mcp.xyzzylabs.ai/wasm/mcp

Tools 9 found in our last check

• spec_version

  Return this server's package version plus the pinned upstream commit SHA(s) the bundled data was indexed from.

• instruction_get

  Fetch one WebAssembly instruction by mnemonic (`i32.add`) or binary opcode (`0x6a`, multi-byte `0xfd 0x89 0x02`): opcode bytes, category, introducing version, stack type signature, validation/execution anchors + URLs, and `traps` (runtime trap conditions with canonical names; em…

• instruction_list

  Enumerate WebAssembly instructions, filterable by `category`, `introduced_in` (1.0|2.0|3.0), mnemonic `prefix`, and `can_trap` (only trapping / only non-trapping). Rows (incl. `can_trap`) sorted by opcode.

• instruction_search

  Ranked free-text search across instruction mnemonics, categories, and opcode hex. Returns hits with a `matched_on` field.

• type_get

  Look up a value type (`i32`, `funcref`, `v128`, …) or type form (`functype`, `limits`, `memtype`, …): classification, sibling members, defining clause prose, formal refs, and URL.

• section_get

  Fetch one spec clause by id or anchor across `core` / `js-api` / `web-api` (`syntax-numtype`, `valid-unreachable`, `modules`, `streaming-modules`, …): title, prose, cross-references, SpecTec formal refs, and rendered URL.

• section_list

  Navigate the clause tree of a spec (`core` / `js-api` / `web-api`), filterable by source `path` (`syntax`, `valid`, `exec`, `binary`, `text`, `appendix`), `anchor_prefix`, `titled_only`, and `max_level`.

• spec_search

  Full-text search across clause anchors, titles, and prose of a spec (`core` / `js-api` / `web-api`). Ranked anchor-exact > title > anchor > prose, with snippets for body matches.

• proposal_list

  List WebAssembly proposals + phases. Filter by `status` (phase-0…phase-5, finished, inactive), `phase` (0–5), `champion`, `affects` (core|js-api|web-api), or `contains`.

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