xAI: Grok Build 0.1

Name: Grok Build 0.1 API
Brand: Xai

stable

Grok Build 0.1 is available through Everstack's OpenAI-compatible gateway with routing, fallback, retries, and observability.

grok-build-0.1grok-buildreleased Apr 16, 2026

Provider Quick start

Context

256K

tokens

Max output

256K

tokens

Input

$1.00

per 1M

Output

$2.00

per 1M

Activity

Daily period usage

Aggregated managed Everstack traffic. Buckets below 5 tenants or 100 requests are withheld.

Providers

ProviderContextInput /MOutput /M

xAI

256K$1.00$2.00

Pricing

Item	Price	Unit
Input	$1.00	per 1M tokens
Output	$2.00	per 1M tokens
Cache read	$0.20	per 1M tokens

Performance

Reliability

Compare

Compare usage and performance

Place this model beside up to three other catalog models.

Capabilities

Modalities

Input

Output

Details

Model ID: grok-build-0.1
Family: grok-build
Status: stable
Knowledge: -
Released: Apr 16, 2026

Gateway Config

API: 2024-01-01
Auth: XAI_API_KEY
Discovery: static
Provider type: static

Quick Start

index.ts

import Everstack from "@everstack/node";const client = new Everstack({  apiKey: process.env.EVERSTACK_API_KEY!,  baseUrl: "https://{instance}.{region}.everstack.ai",});const completion = await client.chat.completions.create({  model: "@xai/grok-build-0.1",  messages: [{ role: "user", content: "Explain vector cache routing." }],});console.log(completion.choices[0]?.message?.content);

Endpoint

Base URL

https://api.x.ai/v1

Chat completions

https://api.x.ai/v1/chat/completions

Model

grok-build-0.1

Auth env

XAI_API_KEY

Grok Build 0.1 FAQ

How much does the Grok Build 0.1 API cost?

Through xAI, Grok Build 0.1 costs $1.00 per 1M input tokens and $2.00 per 1M output tokens.

What is the context window of Grok Build 0.1?

Grok Build 0.1 accepts up to 256K tokens of context and returns up to 256K output tokens on xAI.

What can Grok Build 0.1 do?

Grok Build 0.1 supports chat, function calling, image input and reasoning. It accepts text, image and PDF input.

How do I call Grok Build 0.1 through Everstack?

Point any OpenAI-compatible SDK at your Everstack gateway and set the model to @xai/grok-build-0.1. Everstack adds retries, provider fallback, caching, per-tenant budgets and OpenTelemetry traces for every request.