The measures will see apps including TikTok and Snapchat blocked for UK teens early in 2027.

The BBC's technology editor Zoe Kleinman on the big changes coming down the line for young people online.

Sites including Instagram, YouTube and TikTok will become inaccessible for millions of children, the prime minister has announced.

The sudden meeting was called after Anthropic had to block users from just-released AI models.

The company's listing raised $87.5bn, compared with the $75bn it was initially thought.