Category: xai
8 posts
SpaceXAI Releases Grok 4.7: Officially Claims Strongest in Coding/Knowledge Work to Date, Same Price Same Speed Relative to 4.6 Upgrade
SpaceXAI (xAI) officially released Grok 4.7 on September 21, 2026, with the official news describing it as the most powerful model to date, tailored for coding and knowledge work. It offers significant improvements over Grok 4.6 at the same price and speed, and is available immediately through Cursor, Grok Build, and Grok API. Grok 4.7 is here. It's a notable improvement over Grok 4.6.
9/22/2026SpaceXAI: Grok Bot Adds Voice Calls, Desktop and Mobile Rollouts to Follow in Phases
The official Grok Bot account @bot, under SpaceXAI, announced the launch of its voice feature on September 17, 2026, at 18:53:39 UTC, accompanied by a roughly 30-second demonstration video.
9/19/2026SpaceXAI releases Grok Voice Transcribe 2.0; Atlassian Loom adopts the transcription model
SpaceXAI on September 18, 2026 released Grok Voice Transcribe 2.0, with an official press release saying the model is built on the audio foundation model that powers Grok Voice, …
9/19/2026Elon Musk at All-In Summit: Major AI Labs Should Test Each Other’s Models Using Security Test Harnesses
At the All-In Summit 2026 (Los Angeles, approximately September 13–15), Elon Musk, alongside SpaceX President Gwynne Shotwell, suggested that leading AI competitors should promptly begin testing each other’s models, using shared…
9/16/2026Elon Musk: Grok 4.8 at ~2.5T Parameters, Completes Training on New C++ Stack This Week and Enters RL; Roadmap to Grok 5 Outlined
Elon Musk has indicated on X that the next-generation model from xAI/SpaceXAI, Grok 4.8, is a roughly 2.5 trillion parameter (2.5T) model trained using the company's new C++ software stack. He expects it to complete training this week and begin reinforcement learning (RL).
9/15/2026Elon Musk: Grok 4.7 Still Needs "A Few More Days to Cook" — Cites Over-Penalization of Response Length in RL, Premature Giving Up on Difficult Problems
Key Point: @elonmusk (circa 2026-09-11) stated that Grok 4.7 "still needs a few more days to cook." This is attributed to RL potentially over-penalizing response length: giving up too early on difficult problems and self-review not being rigorous enough.
9/12/2026xAI Announces Grok Bot Galaxy: A Three-Day Live-Streamed Event in San Francisco to Build a Company from Scratch Using Grok Bot
xAI has announced a three-day event, Grok Bot Galaxy, to be held from September 15 to 17, 2026, at The Howard in San Francisco (661 Howard Street), with a global live stream available. The official registration page and schedule can be found at [x.ai/galaxy](https://x.ai/galaxy); live stream registration is available via Luma ([luma.com/3ifrgttw](https://luma.com/3ifrgttw)). The event will run daily from approximately 8:30 AM to 6:00 PM Pacific Time, with both in-person and online attendees able to register for individual sessions.
9/11/2026Grok Integrates Directly with Coinbase: AI Agent Can Check Balances, Analyze Holdings, and Place or Cancel Orders—Advancing AI in Finance
In a significant move on 2026-09-09, Grok announced the addition of a Coinbase connector, enabling users to check balances, analyze holdings, and place or cancel orders within conversations. Unlike the previous third-party read-only MCP bridge, this is a native connector, emphasizing the ability to execute trades.
9/10/2026