C2S Agent
C2S Agent is an lightweight AI Agent construction platform that provides configurable online Agents and MCP services, You can configure any HTTP request interface as an MCP tool. C2S Agent 是一个轻量级的AI Agent构建平台,提供在线可配置的Agent,MCP,您可以一个HTTP请求的接口配置成为一个MCP
What is C2S Agent?
C2S Agent is a Model Context Protocol (MCP) server that allows AI assistants like Claude, Cursor, and VS Code to c2s agent is an lightweight ai agent construction platform that provides configurable online agents and mcp services, you can configure any http request interface as an mcp tool. c2s agent 是一个轻量级的ai a...
C2S Agent is an lightweight AI Agent construction platform that provides configurable online Agents and MCP services, You can configure any HTTP request interface as an MCP tool. C2S Agent 是一个轻量级的AI Agent构建平台,提供在线可配置的Agent,MCP,您可以一个HTTP请求的接口配置成为一个MCP
This server falls under the Coding Agents category on MCPgee, the world's largest MCP server directory with 33,000+ servers.
Features
- C2S Agent is an lightweight AI Agent construction platform t
Use Cases
Maintainer
Works with
Installation
Manual Installation
npx c2sagentConfiguration
Configuration Details
claude_desktop_config.json
Performance
Response Metrics
Resource Usage
How to Set Up and Use C2S Agent
C2S Agent is a lightweight AI Agent construction platform that lets you configure any HTTP request interface as an MCP tool through a visual web UI, then expose those tools to AI agents via a single-port HTTP multi-MCP service. It supports A2A (Agent-to-Agent) protocol for multi-agent collaboration, lets you bind LLMs to configurable agents through a simple form-based interface, and requires no custom code to connect REST APIs to your AI workflows. Teams use it to rapidly prototype and deploy AI agents with custom toolsets without writing MCP server boilerplate.
Prerequisites
- Docker and Docker Compose installed (recommended deployment method)
- Git to clone the repository
- An LLM endpoint URL and API key for the models your agents will use
- PostgreSQL and MongoDB instances (started automatically via Docker Compose)
- A web browser to access the configuration UI after deployment
Clone the repository
Clone the C2S Agent repository to your local machine.
git clone https://github.com/C2SAgent/c2sagent.git
cd c2sagentConfigure environment variables
Create or edit the .env file with your LLM endpoint and credentials. At minimum you need the LLM URL and API key.
# .env
llm_url=https://api.openai.com/v1
api_key=your-api-key-hereStart the backend with Docker Compose
Launch the backend services including PostgreSQL, MongoDB, and the C2S Agent API server.
cd docker
docker-compose up --build -dStart the frontend
Launch the Vue.js frontend separately.
cd vue-frontend
docker-compose up -dConfigure agents and MCP tools via the UI
Open the web UI in your browser and create agents by specifying the LLM model, description, and attaching MCP services. Each HTTP endpoint you configure becomes an MCP tool automatically.
Connect to the MCP service
Point your MCP client at the C2S Agent MCP endpoint. The mcp_server_id parameter routes to the correct configured MCP service.
{
"mcpServers": {
"c2sagent": {
"command": "npx",
"args": ["c2sagent"],
"env": {
"C2SAGENT_API_URL": "http://localhost:8000",
"C2SAGENT_API_KEY": "your-api-key"
}
}
}
}C2S Agent Examples
Client configuration
MCP client configuration pointing at a locally deployed C2S Agent instance.
{
"mcpServers": {
"c2sagent": {
"command": "npx",
"args": ["c2sagent"],
"env": {
"C2SAGENT_API_URL": "http://localhost:8000",
"C2SAGENT_API_KEY": "your-api-key-here"
}
}
}
}Prompts to try
Once C2S Agent is running and configured, try these prompts.
- "List all MCP services configured in C2S Agent and their available tools"
- "Use the weather tool to get the current forecast for Tokyo"
- "Call the inventory API endpoint and return items with stock below 10"
- "Delegate this subtask to the worker agent via A2A protocol and return the result"
- "Configure a new MCP tool that calls POST /api/v1/orders with a JSON body"Troubleshooting C2S Agent
Docker Compose fails to start with database connection errors
PostgreSQL and MongoDB need time to initialize on first boot. Wait 30-60 seconds and check `docker-compose logs` to confirm the databases are ready before the API server starts. Run `docker-compose restart` if the API started too early.
Frontend cannot connect to backend API
Ensure the nginx.conf in vue-frontend is configured with the correct backend hostname and port. For local deployments use the Docker gateway IP (typically 172.17.0.1) rather than localhost when frontend and backend are in separate containers.
HTTP tools return authentication errors when called via MCP
Check the API key and endpoint URL configured for each MCP tool in the web UI. Verify that the target HTTP endpoint is reachable from the Docker network—use the host machine's IP or a Docker network alias rather than localhost.
Frequently Asked Questions about C2S Agent
What is C2S Agent?
C2S Agent is a Model Context Protocol (MCP) server that c2s agent is an lightweight ai agent construction platform that provides configurable online agents and mcp services, you can configure any http request interface as an mcp tool. c2s agent 是一个轻量级的ai agent构建平台,提供在线可配置的agent,mcp,您可以一个http请求的接口配置成为一个mcp It connects AI assistants to external tools and data sources through a standardized interface.
How do I install C2S Agent?
Follow the installation instructions on the C2S Agent GitHub repository. Clone the repo, install dependencies, and add the server config to your AI client.
Which AI clients work with C2S Agent?
C2S Agent works with all major MCP-compatible AI clients including Claude Desktop, Claude Code, Cursor, VS Code (GitHub Copilot), Windsurf, and Cline.
Is C2S Agent free to use?
Yes, C2S Agent is open source and available under the MIT license. You can use it freely in both personal and commercial projects.
C2S Agent Alternatives — Similar Coding Agents Servers
Looking for alternatives to C2S Agent? Here are other popular coding agents servers you can use with Claude, Cursor, and VS Code.
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Goose
★ 45.7kan open source, extensible AI agent that goes beyond code suggestions - install, execute, edit, and test with any LLM
Antigravity Awesome Skills
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AgentScope
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Serena
★ 24.5kA coding agent toolkit that provides IDE-like semantic code retrieval and editing tools, enabling LLMs to efficiently navigate and modify codebases using symbol-level operations instead of basic file reading and string replacements.
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Set Up C2S Agent in Your Editor
Choose your AI client for step-by-step setup instructions.
Quick Config Preview
Add this to your claude_desktop_config.json or .cursor/mcp.json
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