Models

OpenAI's latest flagship model ships with integrated reasoning chains and live browsing — the first time both capabilities have launched simultaneously. API access is live now, with consumer rollout beginning this week.

The latest Opus model sets a new benchmark for long-context reasoning, processing entire codebases and legal documents in a single pass. Anthropic says it outperforms all current models on multi-document analysis tasks by a significant margin.

Nikhil Bier's thread breaks down the architectural differences in the new Grok release, including significant improvements to long-context handling and code generation benchmarks.

ByteDance's Seed-Coder model is available under a permissive licence and reportedly matches GPT-4 on standard coding benchmarks. Independent evaluations are underway.