Model ID: grok-4.20-multi-agent-0309 · Type: chat · Provider: xAI
Endpoints: /v1/chat/completions · /v1/messages
| Input (per 1M tokens) | $1.25 USD |
| Output (per 1M tokens) | $2.5 USD |
| Cache read (per 1M tokens) | $0.2 USD |
from openai import OpenAI
client = OpenAI(api_key="sk-...", base_url="https://api.router.ai/v1")
resp = client.chat.completions.create(
model="grok-4.20-multi-agent-0309",
messages=[{"role": "user", "content": "Hello"}],
)
print(resp.choices[0].message.content)Grok 4.20 Multi-Agent (`grok-4.20-multi-agent-0309`) is billed per usage at $1.25/1M in · $2.5/1M out, in USD. Current pricing is always listed at https://www.370.ai/models/grok-4.20-multi-agent-0309.
Send a request to https://api.router.ai/v1/v1/chat/completions with the header `Authorization: Bearer <your API key>` and `"model": "grok-4.20-multi-agent-0309"`. The API is OpenAI-compatible, so any OpenAI SDK works by changing base_url to https://api.router.ai/v1 — no other code change.
Grok 4.20 Multi-Agent can be called on: /v1/chat/completions; /v1/messages.
Grok 4.20 Multi-Agent accepts up to 1,000,000 input tokens and can return up to 32,768 output tokens. Requests exceeding the input limit are rejected before reaching the model.
Grok 4.20 Multi-Agent supports: vision, function_calling, prompt_caching.
Grok 4.20 Multi-Agent is a chat model from xAI, available through the 370.AI gateway with the same API key as every other model.
Call it through the 370.AI OpenAI-compatible endpoint (API base: https://api.router.ai/v1). AI agents can discover and call every model on this gateway through MCP (https://mcp.router.ai/mcp) with no manual integration.