Pareto GHC Comparator

Version 1.1.0

A desktop VS Code extension for comparing GitHub Copilot and OpenCode models. Pick a task and compare benchmark quality against estimated usage cost on a Pareto chart.

Install from Marketplace Source on GitHub

Pareto GHC Comparator showing a live coding-quality versus AI-credit comparison — Webview preview captured with live Artificial Analysis data. Model selections are illustrative and do not represent a signed-in account's Copilot availability.

Quick start

Install VS Code 1.100 or newer with GitHub Copilot Chat.
Run Pareto GHC: Open Model Comparison and set your Artificial Analysis Free API key.
Pick a task, billing mode, and token workload, then select a chart point or table row to inspect the tradeoff.

Full setup and model-mapping details: Getting started.

Guides

User guide — recommendations, saved workload profiles, reading the chart.
Billing estimates — AI-credit formula and legacy premium requests.
Data, refresh, and privacy — benchmark source, caching, failure handling.
Development — local build, tests, and VS Code tasks.