xAI

Grok 3 Mini — Benchmark Scores, Pricing & Performance Analysis

BUDGETxAI
Chatbot Arena ELO
1260
Output Speed
130 tok/s
Input Cost
$0.30/1M
Output Cost
$0.50/1M
Context Window
131K

Grok 3 Mini by xAI demonstrates competitive pricing. View detailed benchmark data including scores across coding, math, reasoning, speed, and cost metrics.

General Benchmarks

Chatbot Arena ELO
126052nd of 74

Human preference ELO from blind head-to-head votes

LMSYS / HuggingFace
MMLU-Pro
68.0%46th of 66

Massive Multitask Language Understanding professional benchmark

HuggingFace Leaderboard

Coding Benchmarks

Design Arena ELO
978111th of 120

Human preference ELO for building things — websites, UI, games, charts, SVG

Design Arena (via OpenRouter)
Website Arena ELO
972102nd of 108

Human preference ELO for building a working web page from a brief

Design Arena (via OpenRouter)
LiveCodeBench
35.0%48th of 66

Live competitive programming benchmark

livecodebench.github.io
HumanEval+
78.0%48th of 66

Code generation correctness with extended tests

Papers
SWE-bench Verified
30.0%48th of 67

Real-world software engineering task resolution

swebench.com

Math Benchmarks

GSM8K
88.0%47th of 66

Grade school math word problems

Papers
MATH
72.0%45th of 66

Competition mathematics problem solving

Papers

Reasoning Benchmarks

ARC-AGI
20.0%41st of 66

Abstraction and Reasoning Corpus for general intelligence

arcprize.org
GPQA Diamond
42.0%125th of 140

Graduate-level science Q&A by domain experts

Papers

Speed Benchmarks

Time to First Token
160 ms13th of 92

Latency before first token arrives

Aggregated
Output Speed
130 tok/s25th of 94

Tokens generated per second

Aggregated

Cost Benchmarks

Output Cost
$0.50161st of 413

Cost per 1M output tokens

OpenRouter API
Input Cost
$0.30204th of 413

Cost per 1M input tokens

OpenRouter API

Context Benchmarks

Context Length
131K212th of 451

Maximum context window size

OpenRouter API

Available from 1 provider

The same model costs different amounts depending on who serves it.

ProviderInput / 1MOutput / 1MCached inContextYour key
Poe$0.3$0.5$0.075131K—

Grok 3 Mini — Benchmark Scores Overview

Scores normalized to percentage scale for visual comparison. ELO scores mapped to 0-100 range (1100-1500).

Grok 3 Mini — Frequently Asked Questions

How intelligent is Grok 3 Mini?

Grok 3 Mini scores 1260 on the Chatbot Arena ELO rating, making it a mid-tier AI model. This score is based on blind head-to-head human preference voting.

How much does Grok 3 Mini cost?

Grok 3 Mini costs $0.30 per 1M input tokens and $0.50 per 1M output tokens. This makes it one of the more affordable models.

How fast is Grok 3 Mini?

Grok 3 Mini generates output at 130 tokens per second, which is moderate compared to other models. The time to first token is 160 ms.

How good is Grok 3 Mini at coding?

Grok 3 Mini achieves 30.0% on SWE-bench Verified, demonstrating moderate real-world software engineering capability. This benchmark tests the model's ability to resolve actual GitHub issues.

How good is Grok 3 Mini at math and reasoning?

Grok 3 Mini scores 72.0% on the MATH benchmark (competition-level mathematics). It also achieves 42.0% on GPQA Diamond, a graduate-level science reasoning benchmark.

What is the context window of Grok 3 Mini?

Grok 3 Mini has a context window of 131K tokens. This determines how much text, conversation history, and code the model can process in a single request.

Who created Grok 3 Mini?

Grok 3 Mini was created by xAI. It is classified as a budget model in our catalogue.

Is Grok 3 Mini open source?

No, Grok 3 Mini is a proprietary model. It is available through xAI's API and compatible providers.