xAI
xAI
Efficient

Grok 3 mini

Efficient

Cheap Grok 3 sibling. Same X firehose access, smaller model behind it, good for cost-sensitive social-media tooling.

Grok 3 mini is a efficient AI model from xAI. It costs $0.300 per million input tokens and $0.500 per million output tokens (blended $0.360/M), with a 131,000-token context window.

INPUT
$0.300/M
per million input tokens
OUTPUT
$0.500/M
per million output tokens
BLENDED 70/30
$0.360/M
unchanged since 3 May
CONTEXT
131,000
tokens
What it is good at
  • Cheap
  • Real-time X data
  • Lower latency than full Grok 3
Typical use cases
  • Bulk social-media analysis
  • Cheap Grok-style chat

Benchmarks

vs. best public score
MMLU79%
Multitask academic knowledge across 57 subjects.
Graduate-level science questions, "Google-proof".
MATH81%
High-school competition math problems.
Python function synthesis from docstrings.
LMArena Elo1265 Elo
Crowd-sourced head-to-head preference Elo rating.
Hand-curated from each provider's published reports and public leaderboards. Methodology varies across sources, treat as directional rather than authoritative.

More from xAI

See all 8 →

Frequently asked questions

How much does Grok 3 mini cost?

Grok 3 mini costs $0.300 per million input tokens and $0.500 per million output tokens, for a blended reference rate of $0.360 per million tokens.

What is Grok 3 mini's context window?

Grok 3 mini supports up to 131,000 tokens of context in a single request.

What is Grok 3 mini best for?

Grok 3 mini is well suited to Cheap, Real-time X data and Lower latency than full Grok 3.

Who makes Grok 3 mini?

Grok 3 mini is developed and served by xAI.

Compared with

Terms used on this page