explainer
AI Models Drift Under Your App and Nobody Tells You
Your app calls an AI model by name. It’s a string in a config file, gpt-4o or claude-sonnet-4-5, and it was right the day someone typed it. The model behind that …
v0.1.1 is out. RadarModel Schema is next
Know when the AI models your app calls change
Providers retire models, rename them, shrink their limits and raise their prices. RadarModel AI reads each provider's model list on a schedule, compares it with the last one, and warns you about the models you actually use. One small binary, no dependencies, Apache 2.0.
4 providers
OpenAI, Anthropic, Google and OpenRouter, read the same way
14
Ways a provider's answer was broken in the tests, each run three times, none reported as a removed model
470
Models read from OpenRouter's live list in the recorded scan
2 scans
Before a watched model's removal counts as breaking
From the test results recorded on GitHub on October 17, 2026.
Articles
release
RadarModel AI Launches as Open Source Under the Apache License
RadarModel AI 0.1 is out. It reads the model lists of OpenAI, Anthropic, Google and OpenRouter, compares each with the last one it saw, and tells you when a model your …
testing
How RadarModel AI Was Tested Against Broken Provider Answers
A tool that watches for removed models has one way to be useless: telling you a model is gone when it isn’t. Do it twice and the alerts get muted, and then the real …
about
Why the Project Is Called RadarModel
Two words, both doing their plain jobs. A radar doesn’t look once. It sweeps, round and round, and what it’s good at is noticing that something moved since …
Questions, providers, ideas
Teams running AI in production, and anyone who wants another provider covered or has a question about the tool, are welcome to write.