Kalle by Appmake API
Use Kalle by Appmake in your own products. Send a message, get an answer. Your first call takes about two minutes.
2 min
Base URLhttps://api.kalle.build/v1AuthBearer kalle_sk_…VersionKalle-Version: 2026-11-01
1. Get an API key
Sign in to Appmake and open Kalle API in the sidebar. Click Create key, give it a name and copy it. Keys start with kalle_sk_.
Terminal
export KALLE_API_KEY="kalle_sk_live_..."2. Install the SDK
Pick your language. The SDKs read KALLE_API_KEY from the environment. You can also call the API directly with cURL.
| Language | Install |
|---|---|
| TypeScript | npm install kalle |
| Python | pip install kalle |
| Go | go get github.com/appmake/kalle-go |
| Ruby | gem install kalle |
| PHP | composer require kalle/kalle-php |
| Java | build.kalle:kalle-java:1.0.0 |
3. Send your first message
This sends one message to Kalle Turbo and prints the answer. The reply text is in content[0].text.
Press Try it next to the code to send it from this page with a test key.
POST/v1/messages
curl https://api.kalle.build/v1/messages \
-H "Authorization: Bearer $KALLE_API_KEY" \
-H "Kalle-Version: 2026-11-01" \
-H "Content-Type: application/json" \
-d '{
"model": "kalle-turbo",
"max_tokens": 256,
"messages": [
{
"role": "user",
"content": "Hello, Kalle"
}
]
}'