xAIReleased on Mar 9, 2026

Grok-4.20 Multi-Agent Beta: API Pricing, Context Window & Benchmarks

Name: Grok-4.20 Multi-Agent Beta
Author: xAI

Grok-4.20 Multi-Agent Beta is a language model from xAI, released in March 2026, with multimodal input.

Grok 4.20 Multi-Agent Beta is xAI's multi-agent variant of the Grok 4.20 model family, designed for orchestrating and coordinating multiple AI agents in complex workflows. Released as a beta on March 9, 2026, it features a 2 million token

Input

TextImage

Output

Text

Speed

—

Cost

$2.44/ 1M · 8:1 in:out

$2.00 in · $6.00 out

Grok-4.20 Multi-Agent Beta pricing

Providers

Grok-4.20 Multi-Agent Beta starts at $2.00 per million input tokens and $6.00 per million output tokens via xAI.

Provider	Input $/M	Output $/M	Context in / out	TTFT p50 / p95 s	Output avg / p5 c/s	Success 7d	Modalities in / out
xAI	$2.00	$6.00	2.0M/30.0K	—/—	—/—	—	/

Cached input is the discounted price for prompt tokens served from a provider cache. TTFT is time to first token. Output is characters per second; p5 is the sustained floor exceeded by 95% of observed requests. Success is calculated from completed versus failed requests over the trailing seven days.

Grok-4.20 Multi-Agent Beta context window

Input and output token limits for Grok-4.20 Multi-Agent Beta, plus how it ranks on long-context understanding.

InputOutput

2Mtokens

30Ktokens

≈ 3.0k pages of text

2M

8K128K1M

Grok-4.20 Multi-Agent Beta API

Available from the model provider

Grok-4.20 Multi-Agent Beta has an official provider API. It is not currently routed through the LLM Stats gateway.

Read the official API documentation

Grok-4.20 Multi-Agent Beta latency

Grok-4.20 Multi-Agent Beta time to first token, sustained output throughput, and failed-request rate from live API traffic over the trailing 7 days.

Grok-4.20 Multi-Agent Beta examples

Recent arena outputs from Grok-4.20 Multi-Agent Beta, picked from the highest-ranked matchups.

Grok-4.20 Multi-Agent Beta license

Grok-4.20 Multi-Agent Beta is a proprietary model available under its provider's product and API terms.

License: Proprietary; Hosted access

Proprietary license - usage restrictions apply

Grok-4.20 Multi-Agent Beta resources

Official sources for Grok-4.20 Multi-Agent Beta: api documentation, official playground.

FAQ

Common questions about Grok-4.20 Multi-Agent Beta.

When was Grok-4.20 Multi-Agent Beta released?

Grok-4.20 Multi-Agent Beta was released on March 9, 2026 by xAI. This is the official Grok-4.20 Multi-Agent Beta release date tracked on LLM Stats.

How much does Grok-4.20 Multi-Agent Beta cost?

Grok-4.20 Multi-Agent Beta pricing starts at $2.00 per million input tokens and $6.00 per million output tokens via xAI, the lowest price among tracked providers.

Is Grok-4.20 Multi-Agent Beta available via API?

Yes, Grok-4.20 Multi-Agent Beta is available via API. See the official documentation for authentication and endpoint details. It is served by 1 provider tracked on LLM Stats.

Who created Grok-4.20 Multi-Agent Beta?

Grok-4.20 Multi-Agent Beta was created by xAI.

What is the license for Grok-4.20 Multi-Agent Beta?

Grok-4.20 Multi-Agent Beta is released under the Proprietary license.

Is Grok-4.20 Multi-Agent Beta multimodal?

Yes, Grok-4.20 Multi-Agent Beta is multimodal and can accept both text and images as input.

Where can I use Grok-4.20 Multi-Agent Beta?

Grok-4.20 Multi-Agent Beta is available through 1 provider including xAI.