SpaceX completed its $60 billion all-stock acquisition of Cursor on August 14, folding the coding assistant into its SpaceXAI division with access to what it calls the largest GPU fleet in the world. The same week, OpenAI previewed Ultrafast, a Cerebras-powered tier generating up to 750 output tokens per second, about 14 times faster than standard GPT-5.6 Sol processing. Google shipped Gemini 3.7 Flash three weeks after 3.6 Flash at half the price, lifting its FrontierCode 1.1 coding score to 43.6% from 34.4%. SpaceXAI also released Grok 4.6 and Grok Bot, always-on agents that each get a cloud computer and can sign into apps with no API. DeepSeek took V4-Pro to general availability with off-peak prices 50% below peak.
Three frontier releases in one week at falling prices is the fastest cadence the industry has produced, and OpenAI’s new enterprise report shows why agents are the engine. Frontier firms, its heaviest customers, generate 8.3 times more output tokens per active user than typical firms, up from 2.6 times in January, with Codex producing 64% of combined Codex and ChatGPT output by June. Agents that work through the night are rewriting what one person can ship.
Underneath the speed, the week exposed fights over who controls the stack. Twitch switched Amazon AI training on by default, forcing streamers to opt out manually to keep broadcasts and clips out of future models. SpaceX buying the most popular coding tool shows model makers now want to own the surface developers live in. The bottleneck is shifting from raw capability to distribution, data, and compute.
Read More: The Week AI’s Power Map Reshuffled: $40B for Anthropic, China Blocks Manus, SpaceX Options Cursor
Sources:
- Cursor is now a part of SpaceX
- Previewing Ultrafast mode: GPT-5.6 Sol at up to 14X the speed (OpenAI)
- Introducing Gemini 3.7 Flash (Google)
- Introducing Grok 4.6 (SpaceXAI)
- Introducing Grok Bot (SpaceXAI)
- DeepSeek-V4-Pro GA Release (DeepSeek API Docs)
- From assistance to execution: How enterprises put AI to work (OpenAI)
- Amazon will train on Twitch streamers’ content by default (TechCrunch)
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Citation
@misc{kabui2026,
author = {{Kabui, Charles}},
title = {AI {This} {Week:} {SpaceX} {Buys} {Cursor,} {GPT-5.6} {Hits}
750 {Tokens} {Per} {Second,} {Grok} 4.6 {Ships}},
date = {2026-08-17},
url = {https://toknow.ai/posts/ai-weekly-spacex-buys-cursor-750-tokens-per-second-grok-46/},
langid = {en-GB}
}