NanoGPTGrok 4.20 Multi-Agent model ID, context window & pricing
grok
Quick facts
Model ID x-ai/grok-4.20-multi-agent
Source NanoGPT
Context Window 2000000
Pricing $2.00 input / $6.00 output per 1M tokens
Capabilities reasoning, structured output
Model overview
Grok 4.20 Multi-Agent is an AI model from NanoGPT with 2000000 token context window and text, image input support.
Published pricing is $2.00 input and $6.00 output per 1M tokens.
- Workloads that use text, image inputs with text outputs.
- Reasoning-heavy prompts where stepwise problem solving matters.
Model ID x-ai/grok-4.20-multi-agent
Provider NanoGPT
Family grok
Status -
Knowledge Cutoff -
Release Date 2026-03-31
Input Modalities text, image
Output Modalities text
Context Window 2000000
Input Limit 2000000
Output Limit 131072
Tool Calling No
Reasoning Yes
Structured Output Yes
Temperature Control -
Open Weights No
Input Cost / 1M tokens $2.00
Output Cost / 1M tokens $6.00
Reasoning Cost / 1M tokens -
Cache Read Cost / 1M tokens $1.00
Cache Write Cost / 1M tokens -