# Openrouter Model Routing

> Implement advanced model routing with A/B testing. Use when optimizing model selection or running experiments. Trigger with phrases like 'openrouter a/b test', 'model experiment', 'openrouter routing', 'model comparison'.

- Skill: `majiayu000/openrouter-model-routing` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds add majiayu000/openrouter-model-routing`
- Raw SKILL.md: https://api.skillmd.com/api/skills/majiayu000/openrouter-model-routing/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: AI & ML
- License: MIT
- Author: majiayu000 (https://skillmd.com/u/majiayu000)
- Updated: 2026-09-09
- Page: https://skillmd.com/skills/majiayu000/openrouter-model-routing

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# OpenRouter Model Routing

## Overview

This skill covers advanced routing patterns including A/B testing, gradual rollouts, and performance-based model selection.

## Prerequisites

- OpenRouter integration
- Metrics collection capability

## Instructions

Follow these steps to implement this skill:

1. **Verify Prerequisites**: Ensure all prerequisites listed above are met
2. **Review the Implementation**: Study the code examples and patterns below
3. **Adapt to Your Environment**: Modify configuration values for your setup
4. **Test the Integration**: Run the verification steps to confirm functionality
5. **Monitor in Production**: Set up appropriate logging and monitoring

## Overview

This skill covers advanced routing patterns including A/B testing, gradual rollouts, and performance-based model selection.

## Prerequisites

- OpenRouter integration
- Metrics collection capability

## Intelligent Model Selection

### Multi-Criteria Router
```python
from dataclasses import dataclass
from typing import Callable, Optional
import re

@dataclass
class ModelProfile:
    id: str

## Detailed Reference

See `{baseDir}/references/implementation.md` for complete implementation guide.