What is the cheapest Grok API?

On October 31, 2026, the lowest-priced Grok model on UberLLM is Grok 4.3 at $0.2081 per million input tokens and $0.4163 per million output tokens, 83% below its list price. UberLLM serves 7 Grok models through one OpenAI-compatible API; the table lists the price of each. Prices come from sellers on the UberLLM market and change during the day. UberLLM adds no fee to them.

Prices as of October 31, 2026, 18:00 UTC. This page is rebuilt every hour.

Get an API key See all models and prices

base_url = "https://api.uberllm.dev/v1"

Model	Input / 1M tokens	Output / 1M tokens	Below list price
Grok 4.3	$0.2081	$0.4163	83%
Grok 4.20 Beta	$0.6238	$1.2475	50%
Grok 4.20 Multi-Agent Beta	$0.6394	$1.2788	49%
Grok Build 0.1	$0.695	$1.39	30%
Grok 4.5	$0.73	$2.19	64%
Grok 4.7	$0.836	$2.508	58%
Grok 4.6	$1.211	$3.633	39%

UberLLM adds no fee to these prices · every model and price →