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Crypto

Ethereum layer2 closures continue as Abstract to halt in December after Blast

Consumer-focused Ethereum layer2 network Abstract will shut down its chain on Dec. 15, The Block reported. Abstract cited stalled growth, insufficient liquidity, a limited DeFi ecosystem and weak institutional adoption. More than 144 apps run on the network, which said it had secured more than 400,000 users through partnerships including Red Bull Racing and Disney. Users must move assets off Abstract before the shutdown date or risk losing access.

AI & Enterprise

ChatGPT Image 2.5 vs Nano Banana 2: AI image generators face off - who wins?

OpenAI’s new image model, ChatGPT Image 2.5, has improved an over-sharpening issue flagged in its previous version, but a comparison with Google-side Nano Banana 2 was too close to call. In six evaluation categories, the two models each won three, producing a near draw. ChatGPT Image 2.5 performed better in spatial composition, mood and illustrations, while Nano Banana 2 more reliably handled verifiable details such as text and dates.

AI & Enterprise

OpenAI declares start of AGI era with launch of GPT-6 Astra

OpenAI unveiled a new AI model, GPT-6 Astra, and said the era of artificial general intelligence (AGI) has begun. The company described Astra as a major research milestone that significantly advances professional task performance and expands what work can be delegated to AI. OpenAI also said it strengthened safeguards ahead of release after judging Astra’s cybersecurity capability reached a “critical” level by its standards.