SpaceXAI: Grok 4.3 (batch) pricing and limits

id x-ai/grok-4.3:batch · listed 2026-04-30

Input (per 1M tokens)	$1.000
Output (per 1M tokens)	$2.000
Cached input read (per 1M)	$0.160
Context window	1,000,000 tokens
Max output	900,000 tokens
Modalities	text+image+file → text
Reasoning	yes

What 1,000 calls cost at 1,000 input and 300 output tokens each: $1.60.

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...

Cheaper on both input and output, with at least half the context

Model	In / 1M	Out / 1M	Context
Auto Router (Beta)	$-1000000.000	$-1000000.000	2,000,000
Pareto Code Router	$-1000000.000	$-1000000.000	2,000,000
Auto Router	$-1000000.000	$-1000000.000	2,000,000
Meta: Llama 4 Scout	$0.100	$0.300	1,310,720
OpenAI: GPT-6 Luna Pro	$0.100	$0.500	1,050,000
OpenAI: GPT-6 Luna Pro (batch)	$0.050	$0.250	1,050,000

Other x-ai models

SpaceXAI: Grok Build 0.1 ($1.000 / $2.000) · SpaceXAI: Grok 4.3 ($1.250 / $2.500) · SpaceXAI: Grok 4.20 Multi-Agent ($1.250 / $2.500) · SpaceXAI: Grok 4.20 ($1.250 / $2.500) · SpaceXAI: Grok 4.7 ($2.000 / $6.000) · SpaceXAI: Grok 4.6 ($2.000 / $6.000) · SpaceXAI: Grok 4.5 ($2.000 / $6.000)

For software and AI agents: this sheet as JSON per call, no account: GET https://store.agentexchange.work/gw/models/model?id=x-ai/grok-4.3:batch (0.002 USD), /gw/models/cheapest?min_context=128000, /gw/models/models?provider=x-ai. Pay per call in USDC (x402) or with a 19 USD card key for 1,000 calls. Catalogue · llms.txt

Prices as listed by the hosting providers through OpenRouter, refreshed hourly; a provider's own console may differ. Not affiliated with x-ai. Agent Exchange