xAI · current

Grok 4.20 Multi-Agent

Grok 4.20 Multi-Agent is attributed to xAI in the catalog. It accepts text and image input and produces text output. Reported capabilities include reasoning, tool calling, and structured output.

Compare model

Report an error Model and price history

Modalities

Lab provider token rates

$1.25 / $2.50

USD per 1M input / output tokens · xAI

Context

Released

2026-03-31

Knowledge cutoff

Unknown

Recent lab-operated provider offering. This is one offering, not an average; other providers, modalities, tiers, and fees may differ.

Where to use it

7 observed offerings · token prices in USD per million where available

Estimate your workload cost

xAI

grok-4.20-multi-agent-0309

current

Input

$1.25

Output

$2.50

Cache

$0.20

Context

Max output

30K

Reasoning: Yes
Tool calling: No
Structured output: Yes
Temperature: Yes

Recent price

OpenRouter

x-ai/grok-4.20-multi-agent

current

Input

$1.25

Output

$2.50

Cache

$0.20

Context

Max output

1.8M

Reasoning: Yes
Tool calling: No
Structured output: Yes
Temperature: Yes

Recent price

NanoGPT

x-ai/grok-4.20-multi-agent

current

Input

$1.25

Output

$2.50

Cache

$0.20

Context

Max output

131K

Reasoning: Yes
Tool calling: Yes
Structured output: Yes
Temperature: Unknown

Recent price

Kilo Gateway

x-ai/grok-4.20-multi-agent

current

Input

$1.25

Output

$2.50

Cache

$0.20

Context

Max output

1.8M

Reasoning: Yes
Tool calling: No
Structured output: Yes
Temperature: Yes

Recent price

Vercel AI Gateway

spacexai/grok-4.20-multi-agent

current

Input

$1.25

Output

$2.50

Cache

$0.20

Context

Max output

Reasoning: Yes
Tool calling: Yes
Structured output: Unknown
Temperature: Unknown

Recent price

Venice AI

grok-4-20-multi-agent

current

Input

$1.42

Output

$2.83

Cache

$0.23

Context

Max output

128K

Reasoning: Yes
Tool calling: No
Structured output: Yes
Temperature: Unknown

Recent price

Poe

xai/grok-4.20-multi-agent

current

Input

$1.2626

Output

$2.5253

Cache

$0.202

Context

128K

Max output

—

Reasoning: Yes
Tool calling: Yes
Structured output: Unknown
Temperature: No

Recent price

Limits and capabilities reflect each provider’s listed offering. Unknown means support was not reported.

Provider / API ID	Status	Context	Max output	Input	Output	Cache read	Reasoning	Tools	Structured	Temperature
xAI grok-4.20-multi-agent-0309	currentRecent price	1M	30K	$1.25	$2.50	$0.20	Yes	No	Yes	Yes
OpenRouter x-ai/grok-4.20-multi-agent	currentRecent price	2M	1.8M	$1.25	$2.50	$0.20	Yes	No	Yes	Yes
NanoGPT x-ai/grok-4.20-multi-agent	currentRecent price	2M	131K	$1.25	$2.50	$0.20	Yes	Yes	Yes	Unknown
Kilo Gateway x-ai/grok-4.20-multi-agent	currentRecent price	2M	1.8M	$1.25	$2.50	$0.20	Yes	No	Yes	Yes
Vercel AI Gateway spacexai/grok-4.20-multi-agent	currentRecent price	2M	2M	$1.25	$2.50	$0.20	Yes	Yes	Unknown	Unknown
Venice AI grok-4-20-multi-agent	currentRecent price	2M	128K	$1.42	$2.83	$0.23	Yes	No	Yes	Unknown
Poe xai/grok-4.20-multi-agent	currentRecent price	128K	—	$1.2626	$2.5253	$0.202	Yes	Yes	Unknown	No

Capabilities and limits

Input: text, image
Output: text
Max output: 131K
Weights: Closed (source-reported)
Release: 2026-03-31
Knowledge cutoff: Unknown
Family: grok

Reasoning · Tool calling · Structured output · Vision

Provider-specific limits and support can differ.

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Evaluate quality and latency on examples from your intended use before choosing a model.

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Models to compare

Candidates match reported specifications; they are not tested replacements.

Grok 4.20xAI · 2M contextCompare →

Model and price history

Latest recorded change: source refresh · 2026-10-22

Model changes (3)

source refresh · 2026-10-22

{
  "before": {
    "supports_reasoning": false
  },
  "after": {
    "supports_reasoning": true
  }
}

price change · 2026-10-22

{
  "before": {
    "input": "2.00000000",
    "output": "6.00000000",
    "provider": "Poe"
  },
  "after": {
    "input": 1.2626,
    "output": 2.5253,
    "provider": "Poe"
  }
}

price change · 2026-10-19

{
  "before": {
    "input": "2.00000000",
    "output": "6.00000000",
    "provider": "NanoGPT"
  },
  "after": {
    "input": 1.25,
    "output": 2.5,
    "provider": "NanoGPT"
  }
}

Price history (280 observations)

Date	Provider	Input / output
2026-11-02	NanoGPT	$1.25 / $2.50
2026-11-02	OpenRouter	$1.25 / $2.50
2026-11-02	Kilo Gateway	$1.25 / $2.50
2026-11-02	Poe	$1.2626 / $2.5253
2026-11-02	Venice AI	$1.42 / $2.83
2026-11-02	Vercel AI Gateway	$1.25 / $2.50
2026-11-02	xAI	$1.25 / $2.50
2026-11-01	OpenRouter	$1.25 / $2.50
2026-11-01	NanoGPT	$1.25 / $2.50
2026-11-01	Kilo Gateway	$1.25 / $2.50
2026-11-01	Poe	$1.2626 / $2.5253
2026-11-01	Venice AI	$1.42 / $2.83
2026-11-01	Vercel AI Gateway	$1.25 / $2.50
2026-11-01	xAI	$1.25 / $2.50
2026-10-31	NanoGPT	$1.25 / $2.50
2026-10-31	OpenRouter	$1.25 / $2.50
2026-10-31	Kilo Gateway	$1.25 / $2.50
2026-10-31	Poe	$1.2626 / $2.5253
2026-10-31	Venice AI	$1.42 / $2.83
2026-10-31	Vercel AI Gateway	$1.25 / $2.50
2026-10-31	xAI	$1.25 / $2.50
2026-10-30	NanoGPT	$1.25 / $2.50
2026-10-30	OpenRouter	$1.25 / $2.50
2026-10-30	Kilo Gateway	$1.25 / $2.50
2026-10-30	Poe	$1.2626 / $2.5253
2026-10-30	Venice AI	$1.42 / $2.83
2026-10-30	Vercel AI Gateway	$1.25 / $2.50
2026-10-30	xAI	$1.25 / $2.50
2026-10-29	NanoGPT	$1.25 / $2.50
2026-10-29	OpenRouter	$1.25 / $2.50
2026-10-29	Kilo Gateway	$1.25 / $2.50
2026-10-29	Poe	$1.2626 / $2.5253
2026-10-29	Venice AI	$1.42 / $2.83
2026-10-29	Vercel AI Gateway	$1.25 / $2.50
2026-10-29	xAI	$1.25 / $2.50
2026-10-28	NanoGPT	$1.25 / $2.50
2026-10-28	OpenRouter	$1.25 / $2.50
2026-10-28	Kilo Gateway	$1.25 / $2.50
2026-10-28	Poe	$1.2626 / $2.5253
2026-10-28	Venice AI	$1.42 / $2.83
2026-10-28	Vercel AI Gateway	$1.25 / $2.50
2026-10-28	xAI	$1.25 / $2.50
2026-10-27	OpenRouter	$1.25 / $2.50
2026-10-27	NanoGPT	$1.25 / $2.50
2026-10-27	Kilo Gateway	$1.25 / $2.50
2026-10-27	Poe	$1.2626 / $2.5253
2026-10-27	Venice AI	$1.42 / $2.83
2026-10-27	Vercel AI Gateway	$1.25 / $2.50
2026-10-27	xAI	$1.25 / $2.50
2026-10-27	NanoGPT	$1.25 / $2.50
2026-10-27	OpenRouter	$1.25 / $2.50
2026-10-27	Kilo Gateway	$1.25 / $2.50
2026-10-27	Poe	$1.2626 / $2.5253
2026-10-27	Venice AI	$1.42 / $2.83
2026-10-27	Vercel AI Gateway	$1.25 / $2.50
2026-10-27	xAI	$1.25 / $2.50
2026-10-27	NanoGPT	$1.25 / $2.50
2026-10-27	OpenRouter	$1.25 / $2.50
2026-10-27	Kilo Gateway	$1.25 / $2.50
2026-10-27	Poe	$1.2626 / $2.5253
2026-10-27	Venice AI	$1.42 / $2.83
2026-10-27	Vercel AI Gateway	$1.25 / $2.50
2026-10-27	xAI	$1.25 / $2.50
2026-10-27	NanoGPT	$1.25 / $2.50
2026-10-27	OpenRouter	$1.25 / $2.50
2026-10-27	Kilo Gateway	$1.25 / $2.50
2026-10-27	Poe	$1.2626 / $2.5253
2026-10-27	Venice AI	$1.42 / $2.83
2026-10-27	Vercel AI Gateway	$1.25 / $2.50
2026-10-27	xAI	$1.25 / $2.50
2026-10-26	NanoGPT	$1.25 / $2.50
2026-10-26	OpenRouter	$1.25 / $2.50
2026-10-26	Kilo Gateway	$1.25 / $2.50
2026-10-26	Poe	$1.2626 / $2.5253
2026-10-26	Venice AI	$1.42 / $2.83
2026-10-26	Vercel AI Gateway	$1.25 / $2.50
2026-10-26	xAI	$1.25 / $2.50
2026-10-25	NanoGPT	$1.25 / $2.50
2026-10-25	OpenRouter	$1.25 / $2.50
2026-10-25	Kilo Gateway	$1.25 / $2.50
2026-10-25	Poe	$1.2626 / $2.5253
2026-10-25	Venice AI	$1.42 / $2.83
2026-10-25	Vercel AI Gateway	$1.25 / $2.50
2026-10-25	xAI	$1.25 / $2.50
2026-10-24	NanoGPT	$1.25 / $2.50
2026-10-24	OpenRouter	$1.25 / $2.50
2026-10-24	Kilo Gateway	$1.25 / $2.50
2026-10-24	Poe	$1.2626 / $2.5253
2026-10-24	Venice AI	$1.42 / $2.83
2026-10-24	Vercel AI Gateway	$1.25 / $2.50
2026-10-24	xAI	$1.25 / $2.50
2026-10-24	NanoGPT	$1.25 / $2.50
2026-10-24	OpenRouter	$1.25 / $2.50
2026-10-24	Kilo Gateway	$1.25 / $2.50
2026-10-24	Poe	$1.2626 / $2.5253
2026-10-24	Venice AI	$1.42 / $2.83
2026-10-24	Vercel AI Gateway	$1.25 / $2.50
2026-10-24	xAI	$1.25 / $2.50
2026-10-24	NanoGPT	$1.25 / $2.50
2026-10-24	OpenRouter	$1.25 / $2.50
2026-10-24	Kilo Gateway	$1.25 / $2.50
2026-10-24	Poe	$1.2626 / $2.5253
2026-10-24	Venice AI	$1.42 / $2.83
2026-10-24	Vercel AI Gateway	$1.25 / $2.50
2026-10-24	xAI	$1.25 / $2.50
2026-10-23	OpenRouter	$1.25 / $2.50
2026-10-23	NanoGPT	$1.25 / $2.50
2026-10-23	Kilo Gateway	$1.25 / $2.50
2026-10-23	Poe	$1.2626 / $2.5253
2026-10-23	Venice AI	$1.42 / $2.83
2026-10-23	Vercel AI Gateway	$1.25 / $2.50
2026-10-23	xAI	$1.25 / $2.50
2026-10-23	NanoGPT	$1.25 / $2.50
2026-10-23	OpenRouter	$1.25 / $2.50
2026-10-23	Kilo Gateway	$1.25 / $2.50
2026-10-23	Poe	$1.2626 / $2.5253
2026-10-23	Venice AI	$1.42 / $2.83
2026-10-23	Vercel AI Gateway	$1.25 / $2.50
2026-10-23	xAI	$1.25 / $2.50
2026-10-23	NanoGPT	$1.25 / $2.50
2026-10-23	OpenRouter	$1.25 / $2.50
2026-10-23	Kilo Gateway	$1.25 / $2.50
2026-10-23	Poe	$1.2626 / $2.5253
2026-10-23	Venice AI	$1.42 / $2.83
2026-10-23	Vercel AI Gateway	$1.25 / $2.50
2026-10-23	xAI	$1.25 / $2.50
2026-10-23	OpenRouter	$1.25 / $2.50
2026-10-23	NanoGPT	$1.25 / $2.50
2026-10-23	Kilo Gateway	$1.25 / $2.50
2026-10-23	Poe	$1.2626 / $2.5253
2026-10-23	Venice AI	$1.42 / $2.83
2026-10-23	Vercel AI Gateway	$1.25 / $2.50
2026-10-23	xAI	$1.25 / $2.50
2026-10-23	NanoGPT	$1.25 / $2.50
2026-10-23	OpenRouter	$1.25 / $2.50
2026-10-23	Kilo Gateway	$1.25 / $2.50
2026-10-23	Poe	$1.2626 / $2.5253
2026-10-23	Venice AI	$1.42 / $2.83
2026-10-23	Vercel AI Gateway	$1.25 / $2.50
2026-10-23	xAI	$1.25 / $2.50
2026-10-22	NanoGPT	$1.25 / $2.50
2026-10-22	OpenRouter	$1.25 / $2.50
2026-10-22	Kilo Gateway	$1.25 / $2.50
2026-10-22	Poe	$1.2626 / $2.5253
2026-10-22	Venice AI	$1.42 / $2.83
2026-10-22	Vercel AI Gateway	$1.25 / $2.50
2026-10-22	xAI	$1.25 / $2.50
2026-10-21	NanoGPT	$1.25 / $2.50
2026-10-21	OpenRouter	$1.25 / $2.50
2026-10-21	Kilo Gateway	$1.25 / $2.50
2026-10-21	Poe	$2 / $6
2026-10-21	Venice AI	$1.42 / $2.83
2026-10-21	Vercel AI Gateway	$1.25 / $2.50
2026-10-21	xAI	$1.25 / $2.50
2026-10-20	OpenRouter	$1.25 / $2.50
2026-10-20	NanoGPT	$1.25 / $2.50
2026-10-20	Kilo Gateway	$1.25 / $2.50
2026-10-20	Poe	$2 / $6
2026-10-20	Venice AI	$1.42 / $2.83
2026-10-20	Vercel AI Gateway	$1.25 / $2.50
2026-10-20	xAI	$1.25 / $2.50
2026-10-19	NanoGPT	$1.25 / $2.50
2026-10-19	OpenRouter	$1.25 / $2.50
2026-10-19	Kilo Gateway	$1.25 / $2.50
2026-10-19	Poe	$2 / $6
2026-10-19	Venice AI	$1.42 / $2.83
2026-10-19	Vercel AI Gateway	$1.25 / $2.50
2026-10-19	xAI	$1.25 / $2.50
2026-10-18	NanoGPT	$2 / $6
2026-10-18	OpenRouter	$1.25 / $2.50
2026-10-18	Kilo Gateway	$1.25 / $2.50
2026-10-18	Poe	$2 / $6
2026-10-18	Venice AI	$1.42 / $2.83
2026-10-18	Vercel AI Gateway	$1.25 / $2.50
2026-10-18	xAI	$1.25 / $2.50
2026-10-17	NanoGPT	$2 / $6
2026-10-17	OpenRouter	$1.25 / $2.50
2026-10-17	Kilo Gateway	$1.25 / $2.50
2026-10-17	Poe	$2 / $6
2026-10-17	Venice AI	$1.42 / $2.83
2026-10-17	Vercel AI Gateway	$1.25 / $2.50
2026-10-17	xAI	$1.25 / $2.50
2026-10-12	OpenRouter	$1.25 / $2.50
2026-10-12	NanoGPT	$2 / $6
2026-10-12	Kilo Gateway	$1.25 / $2.50
2026-10-12	Poe	$2 / $6
2026-10-12	Venice AI	$1.42 / $2.83
2026-10-12	Vercel AI Gateway	$1.25 / $2.50
2026-10-12	xAI	$1.25 / $2.50
2026-10-12	OpenRouter	$1.25 / $2.50
2026-10-12	NanoGPT	$2 / $6
2026-10-12	Kilo Gateway	$1.25 / $2.50
2026-10-12	Poe	$2 / $6
2026-10-12	Venice AI	$1.42 / $2.83
2026-10-12	Vercel AI Gateway	$1.25 / $2.50
2026-10-12	xAI	$1.25 / $2.50
2026-10-11	NanoGPT	$2 / $6
2026-10-11	OpenRouter	$1.25 / $2.50
2026-10-11	Kilo Gateway	$1.25 / $2.50
2026-10-11	Poe	$2 / $6
2026-10-11	Venice AI	$1.42 / $2.83
2026-10-11	Vercel AI Gateway	$1.25 / $2.50
2026-10-11	xAI	$1.25 / $2.50
2026-10-10	NanoGPT	$2 / $6
2026-10-10	OpenRouter	$1.25 / $2.50
2026-10-10	Kilo Gateway	$1.25 / $2.50
2026-10-10	Poe	$2 / $6
2026-10-10	Venice AI	$1.42 / $2.83
2026-10-10	Vercel AI Gateway	$1.25 / $2.50
2026-10-10	xAI	$1.25 / $2.50
2026-10-09	NanoGPT	$2 / $6
2026-10-09	OpenRouter	$1.25 / $2.50
2026-10-09	Kilo Gateway	$1.25 / $2.50
2026-10-09	Poe	$2 / $6
2026-10-09	Venice AI	$1.42 / $2.83
2026-10-09	Vercel AI Gateway	$1.25 / $2.50
2026-10-09	xAI	$1.25 / $2.50
2026-10-09	NanoGPT	$2 / $6
2026-10-09	OpenRouter	$1.25 / $2.50
2026-10-09	Kilo Gateway	$1.25 / $2.50
2026-10-09	Poe	$2 / $6
2026-10-09	Venice AI	$1.42 / $2.83
2026-10-09	Vercel AI Gateway	$1.25 / $2.50
2026-10-09	xAI	$1.25 / $2.50
2026-10-08	NanoGPT	$2 / $6
2026-10-08	OpenRouter	$1.25 / $2.50
2026-10-08	Kilo Gateway	$1.25 / $2.50
2026-10-08	Poe	$2 / $6
2026-10-08	Venice AI	$1.42 / $2.83
2026-10-08	Vercel AI Gateway	$1.25 / $2.50
2026-10-08	xAI	$1.25 / $2.50
2026-10-07	OpenRouter	$1.25 / $2.50
2026-10-07	NanoGPT	$2 / $6
2026-10-07	Kilo Gateway	$1.25 / $2.50
2026-10-07	Poe	$2 / $6
2026-10-07	Venice AI	$1.42 / $2.83
2026-10-07	Vercel AI Gateway	$1.25 / $2.50
2026-10-07	xAI	$1.25 / $2.50
2026-09-22	OpenRouter	$1.25 / $2.50
2026-09-22	NanoGPT	$2 / $6
2026-09-22	Kilo Gateway	$1.25 / $2.50
2026-09-22	Poe	$2 / $6
2026-09-22	Venice AI	$1.42 / $2.83
2026-09-22	Vercel AI Gateway	$1.25 / $2.50
2026-09-22	xAI	$1.25 / $2.50
2026-09-21	OpenRouter	$1.25 / $2.50
2026-09-21	NanoGPT	$2 / $6
2026-09-21	Kilo Gateway	$1.25 / $2.50
2026-09-21	Poe	$2 / $6
2026-09-21	Venice AI	$1.42 / $2.83
2026-09-21	Vercel AI Gateway	$1.25 / $2.50
2026-09-21	xAI	$1.25 / $2.50
2026-09-20	OpenRouter	$1.25 / $2.50
2026-09-20	NanoGPT	$2 / $6
2026-09-20	Kilo Gateway	$1.25 / $2.50
2026-09-20	Poe	$2 / $6
2026-09-20	Venice AI	$1.42 / $2.83
2026-09-20	Vercel AI Gateway	$1.25 / $2.50
2026-09-20	xAI	$1.25 / $2.50
2026-09-19	NanoGPT	$2 / $6
2026-09-19	OpenRouter	$1.25 / $2.50
2026-09-19	Kilo Gateway	$1.25 / $2.50
2026-09-19	Poe	$2 / $6
2026-09-19	Venice AI	$1.42 / $2.83
2026-09-19	Vercel AI Gateway	$1.25 / $2.50
2026-09-19	xAI	$1.25 / $2.50
2026-09-18	NanoGPT	$2 / $6
2026-09-18	OpenRouter	$1.25 / $2.50
2026-09-18	Kilo Gateway	$1.25 / $2.50
2026-09-18	Poe	$2 / $6
2026-09-18	Venice AI	$1.42 / $2.83
2026-09-18	Vercel AI Gateway	$1.25 / $2.50
2026-09-18	xAI	$1.25 / $2.50
2026-09-17	OpenRouter	$1.25 / $2.50
2026-09-17	NanoGPT	$2 / $6
2026-09-17	Kilo Gateway	$1.25 / $2.50
2026-09-17	Poe	$2 / $6
2026-09-17	Venice AI	$1.42 / $2.83
2026-09-17	Vercel AI Gateway	$1.25 / $2.50
2026-09-17	xAI	$1.25 / $2.50