xAI: Grok 4.20 Multi-Agent (x-ai/grok-4.20-multi-agent) is a chat model from openrouter with a 2M-token context window; capabilities reasoning, vision; input image, pdf, text; output text.
2MContext
$1.25$ / 1M in
Pricing
Input
$1.25 / 1M tokens
Output
$2.5 / 1M tokens
Currency
USD
Note
Indicative US list price — verify with the vendor.
Indicative US list price — a reference only, verify with the vendor. Source: openrouter. Last verified 2026-07-24.