Grok-3 Mini

Compact Grok-3 for fast, cost-effective inference.

grok-3-mini
STABLEModel DeactivatedGet StartedView uptime
131,072 context
Released April 9, 2025
Starting at $0.30/M input tokens
Starting at $0.50/M output tokens
Streaming
Tools
JSON Output
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All Providers for Grok-3 Mini

LLM Gateway routes requests to the best providers that are able to handle your prompt size and parameters.

xAI
Context: 131.1k
Deprecated since Jan 30, 2026Deactivated since Feb 28, 2026
Input
$0.3
/M tokens
Cache Read
/M tokens
Output
$0.5
/M tokens
Get Started

Frequently asked questions

What is Grok-3 Mini?

Compact Grok-3 for fast, cost-effective inference. You can access it through LLM Gateway's OpenAI-compatible API with automatic provider routing, fallback, and cost analytics.

How much does Grok-3 Mini cost?

Pricing for Grok-3 Mini on LLM Gateway starts at $0.30 per million input tokens and $0.50 per million output tokens, depending on the provider. The pricing table above always reflects the current per-provider rates.

What is the context length of Grok-3 Mini?

Grok-3 Mini supports a context window of up to 131,072 tokens on its largest provider deployment.

Which providers serve Grok-3 Mini?

Grok-3 Mini is served by xAI through LLM Gateway. Requests are automatically routed to the best available provider, with fallback when a provider has issues.

Does Grok-3 Mini support tool calling and structured outputs?

Yes. Grok-3 Mini supports both tool (function) calling and structured JSON outputs through LLM Gateway.

When was Grok-3 Mini released?

Grok-3 Mini was released on April 9, 2025.