FetchSandbox
Turn any OpenAPI 3.x spec into a runnable, stateful API environment for AI agents. Test real integration flows — multi-step workflows, persistent state, webhook delivery, retries, and edge cases — instead of guessing from docs or mocking endpoints. G
What is FetchSandbox?
FetchSandbox is a Model Context Protocol (MCP) server that allows AI assistants like Claude, Cursor, and VS Code to turn any openapi 3.x spec into a runnable, stateful api environment for ai agents. test real integration flows — multi-step workflows, persistent state, webhook delivery, retries, and edge cases — ins...
Turn any OpenAPI 3.x spec into a runnable, stateful API environment for AI agents. Test real integration flows — multi-step workflows, persistent state, webhook delivery, retries, and edge cases — instead of guessing from docs or mocking endpoints. G
This server falls under the APIs and Developer Tools categories on MCPgee, the world's largest MCP server directory with 33,000+ servers.
Features
- Turn any OpenAPI 3.x spec into a runnable, stateful API envi
Use Cases
Maintainer
Works with
Installation
NPM
npx -y fetchsandbox-mcpManual Installation
npx -y fetchsandbox-mcpConfiguration
Configuration Details
claude_desktop_config.json
Performance
Response Metrics
Resource Usage
Frequently Asked Questions about FetchSandbox
What is FetchSandbox?
FetchSandbox is a Model Context Protocol (MCP) server that turn any openapi 3.x spec into a runnable, stateful api environment for ai agents. test real integration flows — multi-step workflows, persistent state, webhook delivery, retries, and edge cases — instead of guessing from docs or mocking endpoints. g It connects AI assistants to external tools and data sources through a standardized interface.
How do I install FetchSandbox?
Install via npm with the command: npx -y fetchsandbox-mcp. Then add the server configuration to your AI client's JSON config file (e.g., claude_desktop_config.json or .cursor/mcp.json).
Which AI clients work with FetchSandbox?
FetchSandbox works with all major MCP-compatible AI clients including Claude Desktop, Claude Code, Cursor, VS Code (GitHub Copilot), Windsurf, and Cline.
Is FetchSandbox free to use?
Yes, FetchSandbox is open source and available under the MIT License license. You can use it freely in both personal and commercial projects.
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Set Up FetchSandbox in Your Editor
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Add this to your claude_desktop_config.json or .cursor/mcp.json
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