Modeldex
xAI

Grok Build 0.1

CTX256K
Reasoning · Vision · Tools
TextImagePDFInput$1/M
TextOutput$2/M

Fast Grok coding model tuned for agentic engineering and iterative edits

PaidProprietary870/1044
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xAITextUncommon

Grok Build 0.1

Fast Grok coding model tuned for agentic engineering and iterative edits

grok-build-0.1
Type
Text
Quality
Not rated yet
Context window
256,000 tokens
Max output
256,000 tokens
Input price
$1.00 / 1M tokens
Output price
$2.00 / 1M tokens
Cache read
$0.20 / 1M tokens
Cache write
—
Released
Apr 16, 2026
Knowledge cutoff
—
Takes in
Text, Image, PDF
Puts out
Text
Reasoning
Yes
Tool calling
Yes
Structured output
Yes
File attachments
Yes
Access
Paid
License
Proprietary
Rarity
Uncommon
Set number
870/1044

Weights aren’t public. Use is governed by xAI’s terms. Specs from models.dev, last changed Oct 19, 2026. Official source: docs.x.ai.

How good is it?

Public leaderboard scores for Grok Build 0.1, refreshed daily from Epoch AI and LMArena.

No public leaderboard lists Grok Build 0.1 yet. Epoch AI and LMArena cover most chat, image, and video models from the big labs; embeddings, speech, and small open models mostly go unrated.

Where to run it

20 providers sell Grok Build 0.1 through an API. Prices are per million tokens, cheapest first.

API providers

ProviderInputOutputContext
KenariFreegrok-build-0-1FreeFree256K
AIHubMixCheapest paidgrok-build-0.1$1.00$2.00256K
CrossModelx-ai/grok-build-0.1$1.00$2.00256K
DevPass (LLM Gateway)grok-build-0-1$1.00$2.00256K
Eden AIxai/grok-build-0.1$1.00$2.00256K
FastRouterx-ai/grok-build-0.1$1.00$2.00256K
Impossiblxai/grok-build-0.1$1.00$2.00256K
Kilo Gatewayx-ai/grok-build-0.1$1.00$2.00256K
LLM Gatewayxai/grok-build-0-1$1.00$2.00256K
Merge Gatewayxai/grok-build-0.1$1.00$2.00256K
Show 10 more providers
ProviderInputOutputContext
NanoGPTx-ai/grok-build-0.1$1.00$2.00256K
OpenCodegrok-build-0.1$1.00$2.00256K
OpenRouterx-ai/grok-build-0.1$1.00$2.00256K
Oppergrok-build-0.1$1.00$2.00256K
Requestygrok-build-0.1$1.00$2.00256K
Tempr Gatewayxai/grok-build-0.1$1.00$2.00256K
Venice AIgrok-build-0-1$1.00$2.00256K
Vercel AI Gatewayspacexai/grok-build-0.1$1.00$2.00256K
xAIOfficialgrok-build-0.1$1.00$2.00256K
ZenMuxx-ai/grok-build-0.1$1.00$2.00256K

From models.dev and Hugging Face, checked daily. Resellers’ listings can lag behind their price pages, so confirm with the provider before you commit.

Face off

Current text models from other labs at a similar output price.

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