Topics

Context windows vs retrieval (practical trade-offs)

Evergreen topic pages updated with new evidence

Answer

This topic page provides a direct answer, key points, and a source-backed evidence timeline. It is updated as the ecosystem changes.

Key points

  • Start from primary sources (official blog / repo / changelog) before citing or deciding.
  • Track by themes (topics/entities) so evidence accumulates on evergreen pages.
  • Use a weekly routine (shortlist → one action) to avoid doomscrolling.

What changed recently

  • New evidence and links are added as relevant updates appear for: context window, retrieval, trade-offs.

Explanation

This page is maintained as an evergreen knowledge page. It prioritizes clarity, trade-offs, and verifiable sources.

Tools / Examples

  • Use the evidence timeline to verify claims quickly.
  • Follow the sources section for primary-source citation.

Evidence timeline

March 14 AI Briefing · Issue #112

CursorBench officially challenges SWE-Bench's dominance, exposing significant efficiency disparities among top-tier models on real-world agent tasks; Anthropic fully opens its 1-million-token context window and launches

March 14 AI Briefing · Issue #111

Anthropic anchors its strategy on Claude 4.6's full rollout of the 1-million-token context window, while simultaneously enhancing Claude Code's programming capabilities and expanding the Computer agent ecosystem. Meanwhi

AI Briefing, March 6 · Issue 86

GPT-5.4 has officially launched, reshaping knowledge work with a 1M-token context window and native computer-use capabilities; meanwhile, a DRAM shortage has prompted Apple to adjust high-end Mac Studio configurations—hi

March 4 AI Briefing · Issue #80

GPT-5.4 (2M-token context window), Claude Opus 4.6 (top performer in document reasoning), and SleepFM (predicting 130+ diseases up to six years before symptom onset) collectively mark three paradigm-shifting leaps in AI

Sources

FAQ

How is this page maintained?

It is updated when new evidence appears, rather than creating thin pages for every headline.

How should I cite this page?

Use the primary source links for any citation or decision; cite this page as a summary layer if needed.

Last updated: 2026-03-27 · Policy: Editorial standards · Methodology