LAUNCH·INDEX

Automatic deduction of FlashAttention kernel from ~25 lines of SQL

DEVTDeveloper Tools·HNShow HN
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Breakout launch

Beat 94% of Show HN launches that day

#7 of 132 on Oct 30

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25+25IPO

points · since listing → Oct 31, 15:35 UTC

Still tracked: re-read by each daily run while under ~168h old (window closes ~Nov 6, 20:09 UTC).

1

comments · buzz +1 in latest interval

2d

listed Oct 30, 20:09 UTC

Traction (points) over time

01325Oct 31ListedOct 31, 15:35 UTC · 25 points · 1 comments · 19h after listing
1 reading (one per daily ingest run). Dots are recorded values; lines just connect them — nothing in between is measured.

Key statistics

Traction
25points
Comments
1
Rank in DEVT this week
#6of 151 HN
Rank overall this week
#29of 998 HN
Sector hit rate
5.2%8/155 · 7D
Traction line
Hit10+ points
First reading
25Oct 31, 15:35 UTC
Last reading
25Oct 31, 15:35 UTC
Readings
1over 19h

Grades · each graded against other Developer Tools launches from the same source

Momentum

—

—

Traction gained in the latest daily interval

Listed in the latest interval; no earlier reading to compare

Velocity

A

1.32 points/h

Votes per hour since listing (age capped at 48h)

Better than 98% · vs 621 Developer Tools · Show HN launches, last 30 days

Engagement

F

0.4 per 10 points

Comments per 10 points

Better than 6% · vs 44 Developer Tools · Show HN launches with 10+ points

Staying Power

—

—

Votes at last reading ÷ votes at first reading

Still being tracked; graded once settled (48h)

Launch-day race · #7 of 132 Show HN launches on 2026-10-30

  1. #5Lasm36 points
  2. #6Sketch Stadium35 points
  3. #7Automatic deduction of FlashAttention kernel from ~25 lines of SQL25 points
  4. #8Fraktur, a DJ mixing app in the browser22 points
  5. #9Spinf-serve22 points
All launches on 2026-10-30 →

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Automatic deduction of FlashAttention kernel from ~25 lines of SQL on Launch Index
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Discussion

Read the 1 comment on Hacker News →

Others in this sector · top Show HN launches in Developer Tools by traction, last 7 days

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Data as of Oct 31, 2026, 3:03 PM UTC. Sector comes from keyword rules on the title and tagline and can be wrong. How it works