·7 min read
What Grok, Claude, GPT, Gemini, and DeepSeek Actually Trained On
Every frontier model starts from the same public web. The real difference is the private pile each lab glued on top, and what that means for your data if you build on one.
Every frontier model starts from the same public web. The real difference is the private pile each lab glued on top, and what that means for your data if you build on one.
Anthropic's Fable 5.1 and Mythos 5.1 make the build stage cheaper and faster. The AI-native SDLC playbook explains why that just moves the real bottleneck.