Issues

• tools/idcheck.mjs counts a number as kept inside a longer decimal or grouped number (12 by 12.5, 500 by 500,000)

  bugcriticality: low
  nsalloums/brevity#82 · Filter by author nsalloums opened on Oct 12, 2026

• Delegation prompts lose decision-relevant facts more often than peer messages, in every arm

  criticality: normalspec
  nsalloums/brevity#75 · Filter by author nsalloums opened on Oct 12, 2026

• Published token counts come from the legacy tokenizer, about a quarter below what Claude Opus 5.5 bills

  criticality: normaldocumentation
  nsalloums/brevity#41 · Filter by author nsalloums opened on Oct 3, 2026

• Blind decoders still flag 14 notation gaps after the #9 clarifications

  criticality: normalspec
  nsalloums/brevity#33 · Filter by author nsalloums opened on Sep 30, 2026
  3

• brevity's results can't be reproduced: there is no public benchmark

  criticality: normalprocess
  nsalloums/brevity#26 · Filter by author nsalloums opened on Sep 30, 2026
  3

• Blind decoding has only been tested with Claude models

  criticality: normalprocess
  nsalloums/brevity#19 · Filter by author nsalloums opened on Sep 30, 2026

• brevity has not measured how recipients reply: reply length and task accuracy with and without it

  criticality: normalprocess
  nsalloums/brevity#18 · Filter by author nsalloums opened on Sep 30, 2026

• brevity is not in the Claude plugin directory yet

  criticality: normalowner
  nsalloums/brevity#13 · Filter by author nsalloums opened on Sep 29, 2026
  1

• Savings stay at about 25%, short of the original 50% target

  criticality: normalenhancement
  nsalloums/brevity#12 · Filter by author nsalloums opened on Sep 29, 2026
  2

• The spec costs more than it saves in sessions that send few messages

  criticality: normalenhancement
  nsalloums/brevity#11 · Filter by author nsalloums opened on Sep 29, 2026
  7

• No blind validation pass has come back clean yet

  criticality: normalprocess
  nsalloums/brevity#10 · Filter by author nsalloums opened on Sep 29, 2026
  1

• The plugin is untested in Cowork and claude.ai chat

  criticality: normalsurface
  nsalloums/brevity#7 · Filter by author nsalloums opened on Sep 29, 2026