Grok 4.20 Multi-Agent Beta

xAI · 2000K token context · text

Pricing: $0.39 per 1M input tokens, $0.79 per 1M output tokens

Grok 4.20 Multi-Agent Beta

Pricing

$0.39 per 1M input tokens and $0.79 per 1M output tokens. Billing is per token: input tokens are charged at the input rate and output tokens at the output rate, from one llmka.dev balance.

Prices checked 2026-11-04

Context and limits

The context window is 2,000,000 tokens (2000K).

The maximum output is 128,000 tokens.

When to use Grok 4.20 Multi-Agent Beta

Grok 4.20 Multi-Agent Beta (model ID `grok-4.20-multi-agent-beta`) takes text input and returns text output.

Supported features in the catalog: function calling (tools), streamed responses over SSE, JSON-schema structured output.

Use Grok 4.20 Multi-Agent Beta for text generation and chat.

FAQ

How much does Grok 4.20 Multi-Agent Beta cost?

$0.39 per 1M input tokens and $0.79 per 1M output tokens. Billing is per token: input tokens are charged at the input rate and output tokens at the output rate, from one llmka.dev balance.

What is the context window and output limit of Grok 4.20 Multi-Agent Beta?

The context window is 2,000,000 tokens (2000K). The maximum output is 128,000 tokens.

How do I get access to Grok 4.20 Multi-Agent Beta?

Create an API key in the llmka.dev dashboard and send requests to model "grok-4.20-multi-agent-beta" at https://api.llmka.dev/v1. The endpoint is OpenAI-compatible. One key and one balance cover all models on the gateway.

Links

All models and prices · API documentation · Quick start

Available through the llmka.dev gateway: OpenAI- and Anthropic-compatible endpoints, one key, USDT top-up.