Grok launches new 4.5 model, Cursor joins SpaceX

Grok launched a new, more powerful version of its AI, and the AI coding app Cursor is now officially part of SpaceX.

Grok

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Expanded summary · Grok

AI SpaceXAI releases Grok 4.5, which Elon describes as an ‘Opus-class model’ Lucas Ropek

AI SpaceXAI releases Grok 4.5, which Elon describes as an ‘Opus-class model’ Lucas Ropek The teenagers who’d filed lawsuit accused xAI (now part of SpaceX) of failing to take basic precautions to prevent Grok from being used to create explicit images of real people, including minors.

Original reportingWoman claims her stepfather used Grok to transform childhood photo into explicit imagery | TechCrunchRead original ↗

Cursor

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Expanded summary · Cursor

Transportation TechCrunch Mobility: Zoox prepares for launch and Uber’s AV empire Kirsten Korosec

Transportation TechCrunch Mobility: Zoox prepares for launch and Uber’s AV empire Kirsten Korosec AI coding startup Cursor is now officially a part of SpaceX, according to an announcement on the Cursor blog.

Original reportingSpaceX officially closes its Cursor acquisition | TechCrunchRead original ↗

Perplexity

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Expanded summary · Perplexity

Kimi K2.7 Code — perplexity/kimi-k2.7-code , Moonshot AI’s coding and agentic model.

Grok 4.3 and the Grok 4.20 family — xai/grok-4.3, xai/grok-4.20-non-reasoning, and xai/grok-4.20-multi-agent.

Smart media selection: Intelligently chooses between images, videos, or both based on query type

Original reportingChangelogRead original ↗

Claude Code

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Expanded summary · Claude Code

The inside story of how Claude Code went from an internal CLI to Anthropic's coding agent, told by researchers, engineers and early users who built it.

The Making of Claude Code

Original reportingThe Making of Claude CodeRead original ↗

Claude

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Expanded summary · Claude

More specifically, Anthropic said it will be using the SynthID-Text approach that the Google DeepMind team outlined in 2024 , and that it plans to release a watermark detection API.

Anthropic’s new post starts with a general overview of the watermarking concept, explaining that when making “low-stakes choices” — like choosing between the words “overcast” and “grey” to describe the weather — Claude can create a pattern…

More specifically, Anthropic said it will be using the SynthID-Text approach that the Google DeepMind team outlined in 2024, and that it plans to release a watermark detection…

Original reportingAnthropic shares more details about how Claude’s new watermarks will work | TechCrunchRead original ↗