xAI (Grok API)
active API / developer platformxAI's Grok API permits commercial use; API prompts are not used for training by default; Grok Heavy / Premium consumer tiers on X differ in data handling.
xAI provides the Grok model family via API (grok-2, grok-3 etc.). API inputs are not used to train xAI models by default. The consumer Grok experience on X (Twitter) has separate data handling governed by X's privacy policy.
Basics
- slug
xai- type
- API / developer platform
- status
- active
- last checked
- 2026-04-18
- official site
- https://x.ai
- official docs
- https://docs.x.ai
Rights
→ full Rights page| Key | Value | Condition | Source | Checked |
|---|---|---|---|---|
commercial_use_allowed |
yes | xAI Terms of Service | 2026-04-18 | |
output_ownership |
yes | xAI Terms of Service | 2026-04-18 | |
training_use_of_input |
no | API tier only. Consumer Grok on X is governed separately. | xAI Terms of Service | 2026-04-18 |
Constraints
→ full Constraints page| Key | Value | Condition | Source | Checked |
|---|---|---|---|---|
api_available |
yes | xAI API Documentation | 2026-04-18 |
Primary sources
→ full Sources page-
Primary official_docs · xAIxAI API DocumentationChecked: 2026-04-18
-
Primary official_terms · xAIxAI Terms of ServiceChecked: 2026-04-18
FAQ
Q. Are Grok API inputs used to train xAI models?
Not by default. xAI API inputs and outputs are not used to train models on the developer API tier.