xAI
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...
34.6
Quality Score
1250
Arena ELO
Undisclosed
Parameters
2M
Context
Use this section to answer one simple question first: how much outside evidence do we have that this model performs well? Structured benchmark scores appear first, then official provider evidence, then live arena signal.
This model has normalized benchmark rows, so scores here are directly comparable across benchmark sources.
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Mar 2026
Released
These are recent benchmark or leaderboard claims from official provider sources. They are useful for freshness and context, but they are not treated the same as normalized independent benchmark rows.
Models and Pricing | xAI Docs
Modes Agent, TTS & STT Realtime $3.00 / hour TTS $4.20 / 1M characters Read docs Try in playground Imagine API Turn ideas into reality with our image and video generation models. Use case Model Chat Grok 4.20 Coding Grok 4.20 Images Grok Imagine API Videos Grok Imagine API Voice Grok Voice API Chat API We strongly recommend all API callers use grok-4.20. Since the agent autonomously decides how many tools to call, costs scale with query complexity.
View source1250
ELO Score
1243 - 1257
95% Confidence
+/-7 points
19.1K
Battles
Jul 4, 2026
Last Updated