Posts

All the articles I've posted.

• Improving LLM Internationalization: Bridging the Gap in Tool Use and Agency

  Updated: 6 Sep, 2026 · 18 min read

  A practical multilingual agent playbook, updated with task-specific evidence from MASSIVE-Agents, GAIA-v2-LILT, and SEATauBench, with explicit limits on what transfers to current frontier models.

• From GRPO Outcome Rewards to Token-Level Advantage

  Updated: 6 Sep, 2026 · 22 min read

  A practical framework for turning GRPO-style sequence rewards into token-level advantages, including GAE-style estimators, credit assignment routes, and multi-reward training design.

• When Does Model Souping Work for LLMs?

  Updated: 6 Sep, 2026 · 21 min read

  A practical guide to when LLM weight averaging and model merging work, why they fail, how methods such as Task Arithmetic, TIES, DARE, and LoRA merging differ, and how to evaluate a merge before deployment.

• Do LLM Agents Work Equally Well Across Languages?

  5 Sep, 2026 · 11 min read

  Agent performance differs across languages, tasks, and localization settings. A visual review of 30 languages and 16 evidence sources identifies where Arabic, Thai, Japanese, and Hindi need targeted evaluation.

• What Makes an Agent Swarm Work? Simple Rules, Information Boundaries, and the Value of Verification

  5 Sep, 2026 · 37 min read

  A theory-and-experiment study of agent swarm organization: operational roles, marginal-contribution incentives, selective information sharing, and why verification remains the limiting assumption.

• Do Verifier Errors Grow Superlinearly with Horizon? A Six-Stage Experiment

  Updated: 17 Aug, 2026 · 17 min read

  A preregistered 224-artifact study confirms a 66% hybrid-verifier improvement, does not support the universal superlinear headline, and finds that task structure can reverse the apparent horizon effect.