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Cline says the anonymous stealth model Pixel Canary is now available to use for free in Cline. Cline says it matches GPT-6 Astra and beats Kimi K3 on the Next.js Agent Evals, and the model's provider has not been disclosed.
In a September 14 X reply, Elon Musk wrote that Grok 4.8, which he described as a 2.5T model trained with xAI's new C++ software stack, would finish training that week and start RL. xAI has not published a model card, benchmarks, or a public release for Grok 4.8; treat the parameter count and stack claim as his statement only.