How much does Grok 4.20 Beta cost?

Grok 4.20 Beta costs $2.00 per 1M input tokens and $6.00 per 1M output tokens on BazaarLink. No markup over provider pricing.

What is Grok 4.20 Beta's context window?

Grok 4.20 Beta supports a 2M token (2,000,000) context window.

Does Grok 4.20 Beta support tool calling / function calling?

Yes, Grok 4.20 Beta supports tool calling (function calling) via the standard OpenAI tools parameter. BazaarLink passes tool definitions through transparently.

Can I send images to Grok 4.20 Beta?

Yes, Grok 4.20 Beta accepts image inputs alongside text. Use the standard OpenAI multimodal message format with image_url content parts.

Is Grok 4.20 Beta free on BazaarLink?

Grok 4.20 Beta is a paid model. BazaarLink offers a free tier on other models — see /free for the current free-tier model list.

Who provides Grok 4.20 Beta?

Grok 4.20 Beta is provided by xAI. BazaarLink routes requests to xAI's production inference infrastructure without modification to the request or response format.

How does Grok 4.20 Beta compare to other models?

See /models for a side-by-side table of all 300+ models BazaarLink supports, filterable by price, context length, and capabilities.

Can I use Grok 4.20 Beta with LangChain or Vercel AI SDK?

Yes. Both LangChain (via ChatOpenAI with base_url) and Vercel AI SDK (via @ai-sdk/openai with baseURL) work out of the box — just use "x-ai/grok-4.20-beta" as the model identifier.

Grok 4.20 Beta

Name: Grok 4.20 Beta API
Brand: xAI

Grok 4.20 Beta is xAI's newest flagship model with industry-leading speed and agentic tool calling capabilities. It combines the lowest hallucination rate on the market with strict prompt adherance, delivering consistently precise and truthful responses. Reasoning can be enabled/disabled using the `reasoning` `enabled` parameter in the API. [Learn more in our docs](https://openrouter.ai/docs/use-cases/reasoning-tokens#controlling-reasoning-tokens)

定價資訊

輸入價格

$2.0000

/ 百萬 tokens

輸出價格

$6.0000

/ 百萬 tokens

上下文視窗

tokens

供應商	xAI
模態	text+image->text
發布日期	2026年3月
Model ID	`x-ai/grok-4.20-beta`

快速開始

只需更改 base_url 即可透過 BazaarLink API 使用 Grok 4.20 Beta：

Python

from openai import OpenAI

client = OpenAI(
    base_url="https://bazaarlink.ai/api/v1",
    api_key="sk-bl-YOUR_API_KEY",
)

response = client.chat.completions.create(
    model="x-ai/grok-4.20-beta",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)

TypeScript

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://bazaarlink.ai/api/v1",
  apiKey: "sk-bl-YOUR_API_KEY",
});

const response = await client.chat.completions.create({
  model: "x-ai/grok-4.20-beta",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(response.choices[0].message.content);

為什麼透過 BazaarLink 使用 Grok 4.20 Beta？

✓美元計費（台幣報價）+ 統一發票 — 台灣團隊無需海外刷卡
✓OpenAI 相容 API — 無需改寫程式碼
✓自動故障轉移 — 同模型多供應商備援
✓中文客服支援 — 在地團隊即時協助

立即試用 ← 查看所有模型

Frequently Asked Questions

What is Grok 4.20 Beta?

How much does the Grok 4.20 Beta API cost?

Grok 4.20 Beta costs $2.0000 per 1K input tokens and $6.0000 per 1K output tokens when accessed through BazaarLink.

How do I use Grok 4.20 Beta with the OpenAI SDK?

Set base_url to "https://bazaarlink.ai/api/v1" and use model ID "x-ai/grok-4.20-beta". All OpenAI SDK methods (chat.completions, embeddings, streaming) work without code changes.

What is the context window for Grok 4.20 Beta?

Grok 4.20 Beta supports a context window of 2,000,000 tokens.

Is Grok 4.20 Beta available for free?

Grok 4.20 Beta is a paid model. BazaarLink offers free trial credits on registration so you can test it without a credit card.