MCP server for the WebAssembly specification. SHA-pinned instructions, types, sections, full-text search, and proposals — read-only, deterministic, hosted-safe. Not affiliated with the W3C WebAssembly CG/WG.
Setup
Choose your client, copy the config, then fill in any required environment variables.
Local
claude mcp add wasm -- npx -y wasm-mcp~/.codex/config.toml
[mcp_servers.wasm]
command = "npx"
args = ["-y", "wasm-mcp"]
# codex mcp add wasm -- npx -y wasm-mcp~/.cursor/mcp.json
{
"mcpServers": {
"wasm": {
"command": "npx",
"args": [
"-y",
"wasm-mcp"
]
}
}
}.vscode/mcp.json
{
"servers": {
"wasm": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"wasm-mcp"
]
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"wasm": {
"command": "npx",
"args": [
"-y",
"wasm-mcp"
]
}
}
}claude_desktop_config.json
{
"mcpServers": {
"wasm": {
"command": "npx",
"args": [
"-y",
"wasm-mcp"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"wasm": {
"command": "npx",
"args": [
"-y",
"wasm-mcp"
]
}
}
}Remote
claude mcp add --transport http wasm https://mcp.xyzzylabs.ai/wasm/mcp~/.codex/config.toml
[mcp_servers.wasm]
url = "https://mcp.xyzzylabs.ai/wasm/mcp"
# codex mcp add wasm --url https://mcp.xyzzylabs.ai/wasm/mcp~/.cursor/mcp.json
{
"mcpServers": {
"wasm": {
"url": "https://mcp.xyzzylabs.ai/wasm/mcp"
}
}
}.vscode/mcp.json
{
"servers": {
"wasm": {
"type": "http",
"url": "https://mcp.xyzzylabs.ai/wasm/mcp"
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"wasm": {
"httpUrl": "https://mcp.xyzzylabs.ai/wasm/mcp"
}
}
}claude_desktop_config.json · Customize › Connectors › Add custom connector
{
"mcpServers": {
"wasm": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://mcp.xyzzylabs.ai/wasm/mcp"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"wasm": {
"url": "https://mcp.xyzzylabs.ai/wasm/mcp"
}
}
}