flux_build_spec — Flux Cloud MCP Tool
flux_build_spec
(flux build spec) is one of 15 tools on the
Flux Cloud
MCP server. Connect the server and your client discovers it on the handshake.
by client
How to call flux_build_spec from your client
- Claude Code Flux Cloud flux_build_spec run in your project directory
- Claude Desktop Flux Cloud flux_build_spec ~/Library/Application Support/Claude/claude_desktop_config.json
- Cursor Flux Cloud flux_build_spec ~/.cursor/mcp.json
- VS Code Flux Cloud flux_build_spec .vscode/mcp.json
- Zed Flux Cloud flux_build_spec ~/.config/zed/settings.json
- Windsurf Flux Cloud flux_build_spec ~/.codeium/windsurf/mcp_config.json
- Cline Flux Cloud flux_build_spec ~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json
- Gemini CLI Flux Cloud flux_build_spec ~/.gemini/settings.json
- Grok Flux Cloud flux_build_spec .mcp.json (in your project root)
- ChatGPT Flux Cloud flux_build_spec Settings → Connectors → Advanced → Developer mode
- Claude.ai Flux Cloud flux_build_spec Settings → Connectors → Add custom connector
- LangChain Flux Cloud flux_build_spec pip install langchain-mcp-adapters
Fastest route
claude mcp add --transport http flux-cloud-mcp https://mcp.runonflux.com/mcpOther tools on this server
This list was read from the server itself, by connecting to it and calling tools/list on 24 September 2026. It is what
the server actually exposes, not what its listing claims.
Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.