X
xAI

Grok 4.3 pricing & price history

visionreasoningtoolsx-ai/grok-4.3

Grok 4.3 by xAI costs $1.25 per 1M input tokens and $2.50 per 1M output tokens, with a 1M token context window.

$1.25Input / 1M tokens
$2.50Output / 1M tokens
1MContext window
24.9Intelligence index · coding 42.2

Price history

$0.00$1.44$2.88 2026-09-24today input /1M output /1M

No price changes since tracking began on 2026-09-24. We check hourly.

Cost calculator

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About Grok 4.3

Grok 4.3 is a reasoning model from SpaceXAI. It accepts text and image inputs with text output, and is suited for agentic workflows, instruction-following tasks, and applications requiring high factual...

FAQ

How much does Grok 4.3 cost?

Grok 4.3 by xAI costs $1.25 per 1M input tokens and $2.50 per 1M output tokens, with a 1M token context window. A typical request with 2,000 input and 500 output tokens costs about $0.0037.

What is the context window of Grok 4.3?

Grok 4.3 supports up to 1,000,000 tokens of context and up to 900,000 output tokens per request.

Has Grok 4.3’s price changed?

No price changes recorded since ModelBank started tracking it on 2026-09-24.

Is Grok 4.3 being deprecated?

No retirement date has been announced for Grok 4.3 as of 2026-09-24.

What are cheaper alternatives to Grok 4.3?

Cheaper options include Ling 3.0 Flash VL ($0.06/$0.18), GPT-6 Luna ($0.10/$0.50), DeepSeek V4.1 Flash ($0.14/$0.42), GLM 5.3 Flash ($0.15/$0.50).