grok-4.20-multi-agent-beta-0309

grok-4.20-multi-agent-beta-0309

Grok's latest model
2026-03-16
LLM
Model capability: imageModel capability: thinkingModel capability: function_call
Input:
$2/1M tokens
Output:
$6/1M tokens
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稳定性
Stable

API Overview

Grok 4.20 is the latest flagship AI model released by xAI. It’s not merely a stacking of performance improvements; rather, it introduces the industry-leading "Rapid Learning Architecture" and a unique "4-Agent Collaboration System." Grok 4.20 can significantly enhance the logical rigor and output quality of complex tasks by having multiple specialized agents work in parallel and cross-validate each other’s results. More importantly, it features "continuous evolution," enabling it to constantly self-optimize based on real-time feedback and usage data—making it the top choice for users seeking cutting-edge intelligence, deep interaction, and personalized experiences. ───────────────────────────────────────────────────────────────────

Core Capabilities

Agent Collaboration and Cross-Validation: An original concurrent processing system allows Grok to conduct internal cross-reviews like an expert team when tackling complex technical or scientific challenges, effectively reducing hallucination rates and enhancing logical rigor.

Rapid Learning and Continuous Evolution: Breaking away from the limitations of traditional models’ static deployment, Grok 4.20 can dynamically update itself based on users’ actual usage patterns. This means that as time goes on, the model version you’re using will become smarter and more refined without requiring any additional manual upgrades.

Personalization and Precision in Instructions: Further strengthens its ability to follow complex instructions and supports deep personalization through custom agents, ensuring that the AI’s output style and processing focus perfectly match your specific needs.

Deep Analytical Capability: Optimizes its performance in deeply analyzing large-scale data, research papers, and complex code, demonstrating exceptional processing power especially in multi-step reasoning and scientific computing.

Playground

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API Analytics

API Reference (4)

API DescriptionAPI EndpointRequest MethodStabilityParameter Description
Chat(grok)
POST
Stable
View Details
Chat(grok-vision)
POST
Stable
View Details
Asynchronous request to chat
POST
Stable
View Details
Async Get Result
GET
Stable
View Details

API Pricing

$
ModelDescriptionContextOfficial Price302.AI Price

grok-4.20-multi-agent-beta-0309

-
2000000

Input$2 / 1M tokens
Output$6 / 1M tokens

Input$2/ 1M tokens
Output$6/ 1M tokens
Original Price