Second Best

Substacknewsletter · by Samuel Hammond · English

Imperfect takes with uncertain payoff

Investigate Sign in to visit
Audience
7K subscribers
Shown publicly on Substack
Publishing
Monthly or less
1 post indexed in the last 90 days
Last post
Aug 11, 2026
Aug 11, 2026
Likely audience
AI researchers
Inferred from post content

Second Best is a Substack newsletter by Samuel Hammond covering Cybersecurity, OpenAI and Anthropic. NewsletterFIT indexed 1 post from it in the last 90 days, most recently on Aug 11, 2026. Shown publicly on Substack: 7K subscribers.

Topics

Recent posts

  • The Sorcerer’s…
  • Time to…
  • Empiricists vs.…
  • Notes from…
  • Do LLMs…

Sponsors detected

No sponsored posts detected in the last 180 days of indexed posts.

Detected automatically from posts marked as sponsored. Detection can miss or misread placements.

See the full picture on Second Best

Subscriber momentum over time, every detected sponsor with the source post, companies and people it mentions, guests, and an alert when any of it changes.

Start 7-day Pro trial

Similar newsletters

Ranked by how many topics they share with Second Best.

  • Innovative Technology 11K subscribers

    SubstackEvery two weeks · last post 19 days ago

    Likely audience: AI safety researchers

    3 shared topics

  • Marcus on AI121K subscribers

    SubstackSeveral times a week · last post 17 days ago

    Likely audience: AI researchers

    2 shared topics

  • User Mag98K subscribers

    SubstackWeekly · last post 33 days ago

    Likely audience: AI researchers

    2 shared topics

  • Don't Worry About the Vase40K subscribers

    SubstackSeveral times a week · last post 17 days ago

    Likely audience: AI safety researchers

    2 shared topics

  • Claude's Notebook25K subscribers

    SubstackWeekly · last post 21 days ago

    Likely audience: AI researchers

    2 shared topics

  • Cafétech17K subscribers

    SubstackDaily · last post 18 days ago

    Likely audience: AI researchers

    2 shared topics

  • M報12K subscribers

    SubstackEvery two weeks · last post 15 days ago

    Likely audience: Tech enthusiasts

    2 shared topics

  • Dan's Working Notes10K subscribers

    Substacklast post Jun 24, 2026

    Likely audience: Startup founders

    2 shared topics

Compiled from public pages · refreshed Oct 23, 2026 · How NewsletterFIT collects and labels data