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by Ryan Lindsey · 2026-08-16

Migrating from Anthropic Claude to ZC Inference Exchange (ZCX) for more cost-effective inference is a straightforward process that can be completed in a single afternoon. This guide will walk you through the step-by-step process, including setting up a route-through adapter, devising a regression test strategy, and executing a seamless cutover plan. ZCX offers significant cost savings, undercutting Anthropic and OpenAI by 60-80% per 1M tokens, with pricing starting at $66/1M tokens for the Starter plan. Our service supports Qwen 2.5 models on dedicated NVIDIA GB10 silicon, ensuring high performance and reliability.

Setting Up the Route-Through Adapter

To migrate from Claude to ZCX, you'll first need to set up a route-through adapter. This adapter will allow your system to send requests to ZCX while maintaining compatibility with your existing Anthropic Claude setup. The adapter should handle authentication, request routing, and response formatting. Below is a simplified example of how you might implement this in Python:

import requests

# ZCX API endpoint and authentication token
zcx_api_url = 'https://zcx.zctechnologies.org/v1/chat'
auth_token = 'your_bearer_token_here'

# Function to route through ZCX
headers = {'Authorization': f'Bearer {auth_token}'}

def route_through_zcx(prompt):
    payload = {'prompt': prompt}
    response = requests.post(zcx_api_url, headers=headers, json=payload)
    return response.json()

# Example usage
response = route_through_zcx('What is the capital of France?')
print(response)

Regression Test Strategy

Before fully migrating to ZCX, it's important to conduct a thorough regression test to ensure that the new system performs as expected. This involves comparing the outputs of both systems for a set of predefined test cases. The goal is to validate that the performance and accuracy of ZCX meet or exceed that of Anthropic Claude. Here are the steps you should follow:

1. Identify Key Use Cases: Determine the most critical use cases for your application. 2. Create a Test Suite: Develop a comprehensive set of test cases that cover these use cases. 3. Run Tests on Both Systems: Execute the test suite on both the current Claude system and the new ZCX system. 4. Analyze Results: Compare the outputs and measure the performance and accuracy of both systems. 5. Adjust as Needed: Make any necessary adjustments to the ZCX setup to ensure optimal performance.

Cutover Plan

Once you've successfully tested ZCX and are confident in its performance, you can proceed with the cutover. This involves switching your production environment to use ZCX instead of Anthropic Claude. Here's a basic outline of the cutover plan:

1. Schedule Maintenance Window: Plan a maintenance window to minimize downtime. 2. Update Route-Through Adapter: Ensure that the adapter is configured to use ZCX in production. 3. Monitor Performance: Closely monitor the system during and after the cutover to ensure everything is functioning correctly. 4. Rollback Plan: Have a rollback plan in place in case of any issues.

By following this guide, you can migrate from Anthropic Claude to ZCX efficiently and cost-effectively. For more information on our pricing plans and to sign up, visit our website at https://zcx.zctechnologies.org#plans.