Changelog

Every change to the Kalle API, newest first. Changes that could break your code are always announced here before they ship.

Kalle API v1

The first public version of the Kalle API.

Messages endpoint at POST /v1/messages, with conversations, system instructions and stop sequences.
Four models and Auto: kalle-turbo, kalle-design, kalle-turbo-max, kalle-turbo-ultra and auto.
Effort from low to max, with auto as the default.
Streaming with server-sent events.
Tool use with JSON Schema tool definitions and parallel tool calls.
Files and images: PNG, JPEG, WebP, GIF, PDF, plain text, Markdown and CSV.
Kalle Browser tasks with approval before forms and payments.
API keys with the kalle_sk_ prefix, created in the Appmake console.

New fields and new event types can appear at any time. Ignore what you do not recognise.
Fields and endpoints are never removed or changed in place within v1.
When something has to change in a way that breaks code, it ships as a new version next to the old one, announced here first.