Grok 4.20 is now available on Vercel AI Gateway in three variants: Reasoning, Non-Reasoning, and Multi-Agent. As xAI's newest flagship model, Grok 4.20 delivers industry-leading speed and agentic tool calling capabilities. It offers a low hallucination rate and strict prompt adherence, producing precise responses.
To use Grok 4.20, set model to
AI Gateway provides a unified API for calling models, tracking usage and cost, and configuring retries, failover, and performance optimizations for higher-than-provider uptime. It includes built-in observability, Bring Your Own Key support, and intelligent provider routing with automatic retries.
Learn more about AI Gateway, view the AI Gateway model leaderboard or try it in our model playground.
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Grok 4.20 Non-Reasoning: Non-reasoning variant optimized for speed and direct responses
Grok 4.20 Reasoning: Extended thinking for complex problem-solving tasks
Grok 4.20 Multi-Agent: Purpose-built for multi-agent orchestration and collaboration
To use Grok 4.20, set model to
xai/grok-4.20-non-reasoning-beta, xai/grok-4.20-reasoning-beta or xai/grok-4.20-multi-agent-beta in the AI SDK.AI Gateway provides a unified API for calling models, tracking usage and cost, and configuring retries, failover, and performance optimizations for higher-than-provider uptime. It includes built-in observability, Bring Your Own Key support, and intelligent provider routing with automatic retries.
Learn more about AI Gateway, view the AI Gateway model leaderboard or try it in our model playground.
Read more
Continue reading...