Now on Poe: Grok‑4.1‑Fast This includes two models: Reasoning is best for agentic tool‑calling and Non‑Reasoning is a faster option for less complex tasks. Both support 2 million tokens of context (1/2)
xAI
xAINov 20, 07:17
Introducing Grok 4.1 Fast and the xAI Agent Tools API. Grok 4.1 Fast is our best tool-calling model to date. With a 2M context window, it shines in real-world use cases like customer support and deep research.
You can try them in the Poe app on all platforms and in the Poe API at: and (2/2)
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