AI BriefingExperience Grok 4.20 on AI Gateway
Key point
Grok 4.20 has been added to Vercel AI Gateway as Reasoning, Non-Reasoning, and Multi-Agent.
Details
Grok 4.20 is now newly available on Vercel AI Gateway. This release is divided into 3 variants—Reasoning, Non-Reasoning, and Multi-Agent—and as xAI's latest flagship model, it emphasizes fast speed and agentic tool calling capability.
- Grok 4.20 Non-Reasoning: Optimized for speed and intuitive responses
- Grok 4.20 Reasoning: Provides extended thinking for complex problem solving
- Grok 4.20 Multi-Agent: Configured for multi-agent orchestration and collaboration
Users can specify the models in the AI SDK as xai/grok-4.20-non-reasoning-beta, xai/grok-4.20-reasoning-beta, and xai/grok-4.20-multi-agent-beta. Vercel explains that it combines this with a unified API, usage and cost tracking, retry and failover, performance optimization, observability, Bring Your Own Key support, and intelligent provider routing, aiming for higher-than-provider uptime.
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