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xAI: Grok 4.20 Multi-Agent

x-ai/grok-4.20-multi-agent
Mar 31, 20262M context$2.00/M in · $6.00/M outReasoning

Description

Grok 4.20 Multi-Agent is a variant of xAI’s Grok 4.20 designed for collaborative, agent-based workflows. Multiple agents operate in parallel to conduct deep research, coordinate tool use, and synthesize information across complex tasks.

Reasoning effort behavior:

  • low / medium: 4 agents
  • high / xhigh: 16 agents

Specifications

Provider
x-ai
Context Length
2M
Max Output
—
Modality
Intextimagefile
Outtext

Pricing

Type≤200K>200K
Input$2.00$4.00
Output$6.00$12.00
Cache Read$0.20$0.40
Web Search$0.0050 / call

Quick Start

curl https://api.ominigate.ai/v1/chat/completions \
  -H "Authorization: Bearer sk-omg-your-api-key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "x-ai/grok-4.20-multi-agent",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'
xAI: Grok 4.20 Multi-Agent — Pricing & API on OminiGate