What happens to my beta headers during migration?

The skill automatically removes the context-1m-2025-08-07 beta header as it is currently unsupported with Opus 4.5, adding a comment for developer awareness.

Which models can I migrate from using this skill?

This skill supports migrating from Claude Sonnet 4.0, Sonnet 4.5, and Opus 4.1. It is not intended for Haiku model migrations.

How does it handle behavioral changes in Opus 4.5?

It provides optional prompt adjustments for issues like tool over-triggering, over-engineering, and 'thinking' sensitivity, applying them only when relevant to the user's needs.

Does it support cloud platforms like AWS and Google Cloud?

Yes, it handles specific model string formats for AWS Bedrock, Google Vertex AI, Azure AI Foundry, and the standard Anthropic API.

Claude Opus 4.5 Migration Assistant

Name: Claude Opus 4.5 Migration Assistant
Author: Microck

byMicrock

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Infraestructura en la Nube

Streamlines the transition of codebases and prompts from legacy Claude models to the high-performance Opus 4.5 architecture.

This skill facilitates a seamless one-shot migration from Claude Sonnet 4.0, Sonnet 4.5, or Opus 4.1 to the Opus 4.5 model. It automates the updating of model strings across various platforms including Anthropic API, AWS Bedrock, Google Vertex AI, and Azure AI Foundry. Beyond simple string replacement, it intelligently adjusts system prompts to mitigate known Opus 4.5 behavioral patterns such as tool over-triggering, over-engineering, and conservative code exploration, ensuring your AI integration remains efficient and effective.

Características Principales

0189 GitHub stars

02Automatic configuration of high-effort parameters for complex logic

03Automated model string replacement for 1P, Bedrock, Vertex AI, and Azure

04Snippet injection for better frontend design and code exploration

05Removal of unsupported beta headers with legacy context markers

06Intelligent prompt softening to prevent tool over-triggering

Casos de Uso

01Upgrading an existing application backend from Sonnet 4.0 to Opus 4.5

02Optimizing agentic prompts that call tools too frequently on newer models

03Standardizing multi-cloud AI deployments for the latest Anthropic model release

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add microck/ordinary-claude-skills claude-opus-4-5-migration

For use in Claude.ai and ChatGPT

Download Skill