Versions: * arcade-mcp\==1.0.0rc1 * arcade-mcp-server\==1.0.0rc1 * arcade-core\==2.5.0rc1 * arcade-tdk\==2.6.0rc1 * arcade-serve\==2.2.0rc1 ### Summary Adds first-class MCP support across Arcade, introduces a new MCP server and CLI, unifies the project under the arcade-mcp name, overhauls templates/scaffolding, and improves developer tooling, secrets management, and examples. ### Highlights - **MCP Server & Core** - New MCP server with stdio and HTTP/SSE transports, session management, resumability, and lifecycle handling. - FastAPI-like `MCPApp` for building servers with lazy init; integrated worker+MCP HTTP app option. - Middleware system (logging and error handling), robust exception hierarchy, and Pydantic-based settings. - Async-safe managers for tools, resources, and prompts backed by registries and locks. - Developer-facing, transport-agnostic runtime context interfaces (logs, tools, prompts, resources, sampling, UI, notifications). - Conversion from Arcade ToolDefinition to MCP tool schema; OpenAI JSON tool schema converter. - Parser supports `@app.tool`/`@app.tool(...)` decorators. - **CLI** - New `mcp` command to run MCP servers with stdio or HTTP/SSE. - New `secret` command to set/list/unset tool secrets (supports .env input, preserves original casing for lookups). - `new` command refactored; option to create a full toolkit package with scaffolding. - `chat` command removed. - `serve.py` imports updated to `arcade_serve.fastapi.telemetry`; version retrieval now uses `arcade-mcp`. - `show.py` refactor to use new local catalog utilities. - `display_tool_details` improved: adds “Default” column and handles nested properties. - **Configuration & Discovery** - New `configure.py` to set up Claude Desktop, Cursor, and VS Code to connect to local or Arcade Cloud MCP servers. - Discovery utilities to find/install toolkits, build `ToolCatalog`s, analyze files for tools, load kits from directories (pyproject parsing), and build minimal toolkits. - Better handling of provider API key resolution and evaluation suite loading. - **Templates & Scaffolding** - Reorganized template structure (minimal vs full); moved `.pre-commit-config.yaml`, `.ruff.toml`, license, Makefile, README, tests, and tools layout to correct paths. - Minimal template adds `.env.example` for runtime secret injection. - Template pyproject updated for MCP servers; includes sample server with greeting and secret-reveal tools. - Authorization flow in templates simplified. - **Repo-wide Renaming & Examples** - Migrates references from `arcade-ai` to `arcade-mcp` across READMEs, scripts, and package metadata. - Examples updated (LangChain/LangGraph/AI SDK/TypeScript) and package name changed to `arcade-mcp-sdk`. - **Evals & Core Utilities** - Evals now use OpenAI tooling format (`OpenAIToolList`, `to_openai`); `tool_eval` takes `provider_api_key`. - Core utilities: fixed `does_function_return_value` by dedenting before parse; version bump to `2.5.0rc1` and dependency cleanup. - **Tooling & CI** - `setup-uv-env` action splits toolkit vs contrib dependency installation. - Pre-commit: excludes `libs/arcade-mcp-server/mkdocs.yml` and `libs/tests/` from YAML and Ruff hooks; Ruff per-file ignores (e.g., C901 in `libs/**/*.py`, TRY400 in server docs paths). - Makefile updates for uv env setup, quality checks, tests, builds, and new `shell` target. - Added Makefile to MCP server library to streamline dev workflow. - **Cleanup** - Removed `claude.json` config. - Simplified stdio entrypoint; removed unused imports (`arcade_gmail`, `arcade_search`). ### Breaking Changes - **CLI**: `chat` command removed; use `mcp`, `secret`, and updated `new`. - **Naming**: All users should update references from `arcade-ai` to `arcade-mcp`. - **Templates**: File paths moved; downstream scripts referencing old template locations may need updates. ### Getting Started - Run an MCP server: - `arcade mcp --stdio --toolkits your_toolkit` - `arcade mcp --http --toolkits your_toolkit` - Manage secrets: - `arcade secret set your_toolkit KEY=value` - `arcade secret list your_toolkit` - `arcade secret unset your_toolkit KEY` - Configure clients: - `arcade configure` to set up Claude Desktop, Cursor, and VS Code for local/Arcade Cloud MCP. --------- Co-authored-by: Sam Partee <sam@arcade-ai.com> Co-authored-by: Shub <125150494+shubcodes@users.noreply.github.com>
80 lines
2.8 KiB
Python
80 lines
2.8 KiB
Python
"""Test that MCP routes appear in OpenAPI documentation."""
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import pytest
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from arcade_core import ToolCatalog
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from arcade_core.toolkit import Toolkit
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from arcade_mcp_server.settings import MCPSettings
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from arcade_mcp_server.worker import create_arcade_mcp
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from fastapi.testclient import TestClient
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def test_mcp_routes_in_openapi(monkeypatch):
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"""Test that MCP routes appear in FastAPI OpenAPI documentation."""
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# Set environment variables for settings
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monkeypatch.setenv("ARCADE_AUTH_DISABLED", "true")
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monkeypatch.setenv("ARCADE_WORKER_SECRET", "test")
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monkeypatch.setenv("MCP_SERVER_NAME", "test-mcp")
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monkeypatch.setenv("MCP_SERVER_VERSION", "0.1.0")
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# Create a simple catalog
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catalog = ToolCatalog()
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toolkit = Toolkit(name="test", package_name="test", version="0.1.0", description="Test toolkit")
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catalog.add_toolkit(toolkit)
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# Create MCP settings from environment
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mcp_settings = MCPSettings.from_env()
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# Create the app
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app = create_arcade_mcp(catalog, mcp_settings=mcp_settings)
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# Create test client
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client = TestClient(app)
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# Get OpenAPI schema
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response = client.get("/openapi.json")
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assert response.status_code == 200
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openapi_schema = response.json()
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# Check that MCP paths are documented
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assert "/mcp/" in openapi_schema["paths"]
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mcp_path = openapi_schema["paths"]["/mcp/"]
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# Check POST endpoint
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assert "post" in mcp_path
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assert mcp_path["post"]["summary"] == "Send MCP message"
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assert "MCPRequest" in str(mcp_path["post"])
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assert "MCPResponse" in str(mcp_path["post"])
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# Check GET endpoint
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assert "get" in mcp_path
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assert mcp_path["get"]["summary"] == "Establish SSE stream"
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# Check DELETE endpoint
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assert "delete" in mcp_path
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assert mcp_path["delete"]["summary"] == "Terminate session"
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# Check that component schemas are defined
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components = openapi_schema.get("components", {}).get("schemas", {})
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assert "MCPRequest" in components
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assert "MCPResponse" in components
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# Verify MCPRequest schema
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mcp_request = components["MCPRequest"]
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assert "jsonrpc" in mcp_request["properties"]
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assert "method" in mcp_request["properties"]
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assert "params" in mcp_request["properties"]
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assert "id" in mcp_request["properties"]
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# Verify that the paths include the MCP tag
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assert "tags" in mcp_path["post"]
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assert "MCP Protocol" in mcp_path["post"]["tags"]
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# Verify the actual proxy is mounted (not routes)
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# The OpenAPI docs should exist but not interfere with the mount
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import inspect
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mounts = [route for route in app.routes if hasattr(route, "app") and hasattr(route, "path")]
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mcp_mounts = [m for m in mounts if m.path == "/mcp"]
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assert len(mcp_mounts) == 1, "Should have exactly one mount at /mcp"
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