numyra-gateway 0.1.0

A proxy gateway for intercepting and analyzing Anthropic Claude API streaming responses

Numyra Gateway

A proxy gateway for intercepting and analyzing Anthropic Claude API streaming responses using mitmproxy.

Features

• SSE Stream Parsing: Parse Server-Sent Events from Claude API responses
• Anthropic Message Reconstruction: Rebuild streaming messages from SSE chunks
• Tool Use Support: Handle both text and tool use responses with JSON pretty-printing
• mitmproxy Integration: Visual inspection of streaming responses in mitmproxy web interface
• Custom Content Views: Dedicated "Numyra Anthropic View" for formatted message display

Installation

pip install numyra-gateway

Usage

Command Line

Start the gateway proxy:

numyra-gateway

This will start:

• Proxy server on http://127.0.0.1:8080 (reverse proxy to https://api.anthropic.com)
• Web interface on http://127.0.0.1:8081

Python API

from numyra_gateway.streaming import AnthropicStreamParser

# Parse streaming SSE responses
parser = AnthropicStreamParser()
message = parser.feed(sse_content)

if message and message.is_complete:
    print(f"Content: {message.content}")
    print(f"Stop reason: {message.stop_reason}")

Requirements

• Python 3.13+
• mitmproxy 12.1.2+

Development

# Install with dev dependencies
uv sync --group dev

# Run tests
uv run pytest

# Start development server
uv run numyra-gateway

License

MIT