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Dev Isak Kosuri

USA · 15 yrs · K=40 · Peak 1825 (By May 2026)

Best performance: 1855 at 2026 Spring Splash Blitz — 1800+(Best of 2026)

World #=34342 live, down 456#33,886 publishedUnited States #=745

Blitz rating

1825

FIDE’s November 2026 list. No rated games since, so the live rating is the same.

On FIDE’s list since May 2026

How live ratings are calculated

Rating History · Blitz

Loading chart…
Official blitz rating by month
ListRatingChange
Nov 202618250
Oct 202618250
Sep 202618250
Aug 202618250
Jul 202618250
Jun 202618250

Form · Blitz

Form shows from 10 games. 7 blitz games are on record so far.

Blitz games since the November list

No rated blitz games this rating periodsince the NOV26 list (Nov 1, 2026)

Last playedScore
2026 Spring Splash Blitz — 1800+Apr 21TPR 18553½/7

The live rating moves only when new rated games are played. Until then it matches the published rating.

Best wins · Blitz

From 7 rated blitz games against rated opponents, 2026

#OpponentRating
1, William Gray, Apr 2026 · 2026 Spring Splash Blitz — 1800+, 1913
2, Philipp Scholz, Apr 2026 · 2026 Spring Splash Blitz — 1800+, 1911
3, Stephen Parsons, Apr 2026 · 2026 Spring Splash Blitz — 1800+, 1771

Event timeline · Blitz

1 event

Events before the current rating period show the performance, not a rating change.

Live events show the rating change; earlier events show the performance rating.

Performance rating by year

YearGamesScoreAvg oppTPR
202673½18551855

Games count in the month they were played. Each month and year is one performance rating over all of its rated games.

Rated near Dev Isak Kosuri · Blitz

World

  1. #=34342Dhruv Vivek1825.0
  2. #=34342Ziqian Gao1825.0
  3. #=34342Dev Isak Kosuri1825.0
  4. #=34342Ana Sofia Escobar Rodriguez1825.0
  5. #=34342WIM Galina Melnik1825.0

United States

  1. #=745Dhruv Vivek1825.0
  2. #=745Ziqian Gao1825.0
  3. #=745Dev Isak Kosuri1825.0
  4. #=750John Langreck1824.0
  5. #=750Angelo Agbayani1824.0

Live rating: FIDE’s November list plus every rated game played since. Not affiliated with FIDE.

Dev Isak Kosuri: Live FIDE Rating 1761