Free LangSmith Alternatives in 2026

Looking for free alternatives to LangSmith? We've gathered 8 similar AI tools, including 5 with free or freemium plans, so you can compare no-cost options and find the right fit. Top free picks include Nomic Atlas, Unstructured, Beam Cloud.

Best Free LangSmith Alternatives

  1. Nomic Atlas (Bepul) (Bepul variant) More LangSmith alternatives
  2. Unstructured (Bepul) (Bepul variant) More LangSmith alternatives
  3. Beam Cloud (Bepul) (Bepul variant) More LangSmith alternatives
  4. Letta (Bepul) (Bepul variant) More LangSmith alternatives
  5. Sarvam AI (Bepul) (Bepul variant) More LangSmith alternatives
  6. Patronus AI (To'langan) More LangSmith alternatives
  7. turbopuffer (To'langan) More LangSmith alternatives
  8. Poolside (To'langan) More LangSmith alternatives

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