# Grok 4.20 Multi Agent API Pricing

As of October 10, 2026, Grok 4.20 Multi Agent costs $1.25 per 1M input tokens and $2.50 per 1M output tokens on xAI, with cache reads at $0.20 per 1M tokens. Across 3 providers on LiteLLM, the input price ranges from $1.25 to $3.00. It has a 1,000,000-token context window and returns up to 1,000,000 tokens per response.

- Page: https://models.litellm.ai/models/grok-4.20-multi-agent
- Lab: xAI
- LiteLLM model name: `xai/grok-4.20-multi-agent`
- Context window: 1,000,000 tokens
- Max output: 1,000,000 tokens
- Added to LiteLLM: April 2026
- Prices updated: October 10, 2026

## Pricing by provider

Token prices in USD per 1M tokens.

| Provider | Model name | Input | Output | Cache read | Per image | Per second | Context |
|---|---|---|---|---|---|---|---|
| xAI | `xai/grok-4.20-multi-agent` | $1.25 | $2.50 | $0.20 | – | – | 1M |
| xAI (snapshot 0309) | `xai/grok-4.20-multi-agent-0309` | $1.25 | $2.50 | $0.20 | – | – | 1M |
| xAI (latest alias) | `xai/grok-4.20-multi-agent-latest` | $1.25 | $2.50 | $0.20 | – | – | 1M |
| Oracle Cloud (OCI) | `oci/xai.grok-4.20-multi-agent` | $3.00 | $15.00 | – | – | – | 128K |
| Perplexity | `perplexity/xai/grok-4.20-multi-agent` | $1.25 | $2.50 | $0.20 | – | – | – |

## Cost examples

1,000 requests with 2,000 input and 500 output tokens each:

- xAI: $3.75
- Perplexity: $3.75
- Oracle Cloud (OCI): $13.50
- xAI batch: $3.00

100 long-document requests with 100,000 input and 2,000 output tokens each:

- xAI: $13.00
- Perplexity: $13.00
- Oracle Cloud (OCI): $33.00

## Features

Supported: Structured output, Image input, Reasoning, Prompt caching, Web search.
Not supported: Function calling.

## Use it with LiteLLM

```python
from litellm import completion

response = completion(
    model="xai/grok-4.20-multi-agent",
    messages=[{"role": "user", "content": "Hello!"}],
)
```

## FAQ

### How much does Grok 4.20 Multi Agent cost?

Grok 4.20 Multi Agent costs $1.25 per 1M input tokens and $2.50 per 1M output tokens on xAI, with cache reads at $0.20 per 1M tokens. Batch requests cost $1.00 per 1M input tokens and $2.00 per 1M output tokens. Above 200K input tokens, input costs $2.50 and output costs $5.00 per 1M tokens. Across 3 providers on LiteLLM, the input price ranges from $1.25 to $3.00.

### What is the context window of Grok 4.20 Multi Agent?

Grok 4.20 Multi Agent has a 1,000,000-token context window and returns up to 1,000,000 tokens per response.

### Which providers offer Grok 4.20 Multi Agent?

Grok 4.20 Multi Agent is available from 3 providers through LiteLLM: xAI, Oracle Cloud (OCI) and Perplexity. The lowest price is on xAI.

### How do I call Grok 4.20 Multi Agent with an OpenAI-compatible API?

Use the LiteLLM Python SDK with model="xai/grok-4.20-multi-agent", or add the model to the LiteLLM proxy's config.yaml and send requests to /v1/responses from any OpenAI client. LiteLLM tracks the cost of every request at the prices on this page.

### What features does Grok 4.20 Multi Agent support?

Grok 4.20 Multi Agent supports structured output, image input, reasoning, prompt caching and web search. It does not support function calling.

### When did LiteLLM add Grok 4.20 Multi Agent?

Grok 4.20 Multi Agent was added to LiteLLM's model price file in April 2026.

Source: LiteLLM model price file, https://github.com/BerriAI/litellm/blob/main/model_prices_and_context_window.json