LLM Comparison

Qwen3.6 Plus vs Grok 4 Fast

Side-by-side specs, pricing & capabilities · Updated April 2026

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2/6 models

Same tier:

	Qwen3.6 Plus	Grok 4 Fast
Organization	Alibaba	xAI
OpenTools Score	54 47.2
Family	Qwen	Grok
Status	Current	Current
Release Date	Apr 2026	Sep 2025
Context Window	1.0M tokens	2.0M tokens
Input Price	$0.33/M tokens	$0.20/M tokens
Output Price	$1.95/M tokens	$0.50/M tokens
Pricing Notes	—	Cache read: $0.0500/M tokens
Capabilities	textvisionvideocode	textvisioncode
Max Output	66K tokens	30K tokens
API Identifier	`qwen/qwen3.6-plus`	`x-ai/grok-4-fast`
Benchmarks
MMLU	87.5	—
HumanEval	88.5	—
	View Qwen3.6 Plus	View Grok 4 Fast

Cost Calculator

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Input tokens / month

Output tokens / month

Model	Input	Output	Total / mo	vs Best
Grok 4 FastCheapest	$0.20	$0.25	$0.45	—
Qwen3.6 Plus	$0.33	$0.98	$1.30	+189%

Alibaba

Qwen3.6 Plus

Qwen3.6 Plus is a multimodal llm from Alibaba. Supports up to 1,000,000 token context window. Achieves 87.5% on MMLU. Available from $0.33/M input tokens.

xAI

Grok 4 Fast

Grok 4 Fast is a multimodal llm from xAI. Supports up to 2,000,000 token context window. Available from $0.20/M input tokens.