SpaceXAI: Grok Build 0.1 pricing and limits

id x-ai/grok-build-0.1 · listed 2026-05-20

Input (per 1M tokens)	$1.000
Output (per 1M tokens)	$2.000
Cached input read (per 1M)	$0.200
Context window	256,000 tokens
Max output	230,400 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 Build 0.1 is SpaceXAI’s fast coding model trained specifically for agentic software engineering workflows. It supports text and image inputs with text output, and is optimized for interactive coding...

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 4.3 (batch) ($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-build-0.1 (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