31st March 2026 - Ability to configure different API keys for models based on their purpose - for example, set it up so enrichments always use gpt-5.4-mini with an API key dedicated to that purpose. #4 I released llm-echo 0.3 to provide an API key testing utility I needed for the tests for this new feature. Recent articles - Mr. Chatterbox is a (weak) Victorian-era ethically trained model you can run on your own computer - 30th March 2026 - Vibe coding SwiftUI apps is a lot of fun - 27th March 2026 - Experimenting with Starlette 1.0 with Claude skills - 22nd March 2026