Metadata-Version: 2.4
Name: mcp-bastion-langgraph
Version: 4.0.0
Summary: MCP-Bastion security helpers for LangGraph nodes and tool calls.
Project-URL: Homepage, https://github.com/vaquarkhan/MCP-Bastion
Project-URL: Repository, https://github.com/vaquarkhan/MCP-Bastion
Project-URL: Documentation, https://github.com/vaquarkhan/MCP-Bastion/tree/main/integrations/mcp-bastion-langgraph
Author: Vaquar Khan
License: See LICENSE and COMMERCIAL_LICENSE.md in the MCP-Bastion repository.
Keywords: agents,bastion,langchain,langgraph,mcp,security
Classifier: Development Status :: 4 - Beta
Classifier: Intended Audience :: Developers
Classifier: License :: Other/Proprietary License
Classifier: Programming Language :: Python :: 3
Classifier: Topic :: Security
Requires-Python: >=3.10
Requires-Dist: mcp-bastion-python<5,>=4.0.0
Description-Content-Type: text/markdown

# mcp-bastion-langgraph

Security helpers for **LangGraph** powered by [MCP-Bastion](https://pypi.org/project/mcp-bastion-python/).

MCP-Bastion security helpers for LangGraph nodes and tool calls.

## Install

```bash
pip install mcp-bastion-langgraph
```

## Usage

```python
from mcp_bastion_langgraph import secure_node, BastionGraphGuard

@secure_node
def my_tool_node(state):
    return {"out": state["query"]}

guard = BastionGraphGuard()
guard.check_text(state.get("query", ""))
```

## Features

- In-process content filter + injection heuristics
- Rate limiting per caller
- Thin adapter only — does not change MCP-Bastion's zero-infra nature
- Pulls in `mcp-bastion-python` automatically

## License

Same terms as the [MCP-Bastion](https://github.com/vaquarkhan/MCP-Bastion) project: see [LICENSE](https://github.com/vaquarkhan/MCP-Bastion/blob/main/LICENSE). Non-commercial use is free with required **citation/attribution**; **copyright** terms apply. **Commercial** use as defined in the License may need a **separate agreement** ([COMMERCIAL_LICENSE.md](https://github.com/vaquarkhan/MCP-Bastion/blob/main/COMMERCIAL_LICENSE.md)).

