GPT-4.1
Software / App
OpenAI's latest model, capable of processing up to a million tokens, but not a reasoning model. It's positioned as faster and cheaper than GPT-4.5 but not a significant step forward.
Mentioned in 2 videos
Videos Mentioning GPT-4.1

‘Speaking Dolphin’ to AI Data Dominance, 4.1 + Kling 2.0: 7 Updates Critically Analysed
AI Explained
OpenAI's latest model, capable of processing up to a million tokens, but not a reasoning model. It's positioned as faster and cheaper than GPT-4.5 but not a significant step forward.

⚡️Multi-Turn RL for Multi-Hour Agents — with Will Brown, Prime Intellect
Latent Space
Mentioned as a trustworthy model for use in large codebases, contrasted with newer models regarding reward hacking.