xAI

Grok Build 0.1

Facts

Model id: x-ai/grok-build-0.1
Context window: 256K
Maximum output: 256K
Data policy: No training · Zero retention

Free while you build. No card required.

Call it

Send the id as model. The quickstart has the key and the SDK setup; models, limits and data policy explains each field above.

bash

curl https://api.sylphx.ai/v1/responses \
  -H "Authorization: Bearer $SYLPHX_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"x-ai/grok-build-0.1","input":"Say hello in one sentence."}'