Kai-Wei Lin
Free Agent (AA)P
Age: 29
Bats/Throws: R/R
5'10" / 175
DOB: 3/19/1996
(29 years, 1 month, 12 days)
P
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Preseason ProjectionsIn-Season ProjectionsMinor Leagues
| Season | Team | Level | Age | W W - Wins | L L - Losses | SV SV - Saves | G G - Games Pitched | GS GS - Games Started | IP IP - Innings Pitched | divider | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | GB% GB% - Ground Ball Percentage (GB/BIP) | HR/FB HR/FB - Home Run to Fly Ball Ratio | divider | vFA vFA - Fourseam Fastball velocity (Pitch Info) | divider | ERA ERA - Earned Run Average ((ER*9)/IP) | xERA xERA - Expected ERA | FIP FIP - Fielder Independent Pitching on an ERA scale | xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced | WAR WAR - Wins Above Replacement |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2016 | ARI | R | 20 | 2 | 5 | 0 | 9 | 7 | 40.1 | 8.26 | 3.12 | 0.22 | .323 | 55.6% | 51.2% | 2.5% | 4.69 | 3.87 | 4.13 | ||||||
| 2016 | ARI | R | 20 | 1 | 3 | 0 | 6 | 6 | 30.0 | 7.50 | 1.50 | 1.50 | .385 | 52.3% | 42.5% | 13.9% | 6.90 | 5.44 | 4.80 | ||||||
| 2016 | ARI | MiLB | 20 | 3 | 8 | 0 | 15 | 13 | 70.1 | 7.93 | 2.43 | 0.77 | .351 | 54.1% | 47.2% | 7.9% | 5.63 | 4.54 | 4.42 | ||||||
| 2017 | ARI | R | 21 | 0 | 6 | 0 | 13 | 11 | 54.1 | 7.79 | 3.15 | 2.48 | .356 | 55.6% | 31.4% | 17.2% | 8.28 | 7.62 | 6.41 | ||||||
| 2018 | ARI | A- | 22 | 4 | 1 | 1 | 22 | 0 | 34.0 | 11.65 | 1.85 | 0.79 | .291 | 68.2% | 33.8% | 7.7% | 3.44 | 2.91 | 2.93 | ||||||
| 2019 | ARI | A | 23 | 5 | 3 | 7 | 28 | 0 | 43.1 | 8.72 | 4.15 | 0.62 | .298 | 67.5% | 31.4% | 4.7% | 3.95 | 4.00 | 4.31 | ||||||
| 2021 | ARI | A+ | 25 | 2 | 0 | 0 | 29 | 0 | 43.1 | 8.93 | 3.95 | 0.83 | .291 | 62.5% | 37.1% | 7.8% | 4.78 | 4.72 | 5.37 | ||||||
| 2022 | ARI | AA | 26 | 0 | 0 | 0 | 11 | 0 | 16.1 | 9.92 | 3.86 | 2.20 | .300 | 84.1% | 44.2% | 22.2% | 4.41 | 6.76 | 5.49 | ||||||
| 2025 | Steamer | PROJ | 29 | 0 | 0 | 0 | 1 | 0 | 1.0 | 8.20 | 3.66 | 1.20 | .296 | 71.9% | 40.4% | 4.38 | 4.45 | 4.47 | 0.0 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 8.10 | 3.82 | 1.17 | .296 | 72.0% | 4.38 | 4.38 | 0.0 |
| Season | Team | Level | Age | W W - Wins | L L - Losses | SV SV - Saves | G G - Games Pitched | GS GS - Games Started | IP IP - Innings Pitched | divider | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | GB% GB% - Ground Ball Percentage (GB/BIP) | HR/FB HR/FB - Home Run to Fly Ball Ratio | divider | vFA vFA - Fourseam Fastball velocity (Pitch Info) | divider | ERA ERA - Earned Run Average ((ER*9)/IP) | xERA xERA - Expected ERA | FIP FIP - Fielder Independent Pitching on an ERA scale | xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced | WAR WAR - Wins Above Replacement |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2016 | ARI | R | 20 | 2 | 5 | 0 | 9 | 7 | 40.1 | 8.26 | 3.12 | 0.22 | .323 | 55.6% | 51.2% | 2.5% | 4.69 | 3.87 | 4.13 | ||||||
| 2016 | ARI | R | 20 | 1 | 3 | 0 | 6 | 6 | 30.0 | 7.50 | 1.50 | 1.50 | .385 | 52.3% | 42.5% | 13.9% | 6.90 | 5.44 | 4.80 | ||||||
| 2016 | ARI | MiLB | 20 | 3 | 8 | 0 | 15 | 13 | 70.1 | 7.93 | 2.43 | 0.77 | .351 | 54.1% | 47.2% | 7.9% | 5.63 | 4.54 | 4.42 | ||||||
| 2017 | ARI | R | 21 | 0 | 6 | 0 | 13 | 11 | 54.1 | 7.79 | 3.15 | 2.48 | .356 | 55.6% | 31.4% | 17.2% | 8.28 | 7.62 | 6.41 | ||||||
| 2018 | ARI | A- | 22 | 4 | 1 | 1 | 22 | 0 | 34.0 | 11.65 | 1.85 | 0.79 | .291 | 68.2% | 33.8% | 7.7% | 3.44 | 2.91 | 2.93 | ||||||
| 2019 | ARI | A | 23 | 5 | 3 | 7 | 28 | 0 | 43.1 | 8.72 | 4.15 | 0.62 | .298 | 67.5% | 31.4% | 4.7% | 3.95 | 4.00 | 4.31 | ||||||
| 2021 | ARI | A+ | 25 | 2 | 0 | 0 | 29 | 0 | 43.1 | 8.93 | 3.95 | 0.83 | .291 | 62.5% | 37.1% | 7.8% | 4.78 | 4.72 | 5.37 | ||||||
| 2022 | ARI | AA | 26 | 0 | 0 | 0 | 11 | 0 | 16.1 | 9.92 | 3.86 | 2.20 | .300 | 84.1% | 44.2% | 22.2% | 4.41 | 6.76 | 5.49 | ||||||
| 2025 | Steamer | PROJ | 29 | 0 | 0 | 0 | 1 | 0 | 1.0 | 8.20 | 3.66 | 1.20 | .296 | 71.9% | 40.4% | 4.38 | 4.45 | 4.47 | 0.0 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 8.10 | 3.82 | 1.17 | .296 | 72.0% | 4.38 | 4.38 | 0.0 |
Preseason ProjectionsIn-Season ProjectionsMinor Leagues
| Season | Team | Level | W W - Wins | L L - Losses | ERA ERA - Earned Run Average ((ER*9)/IP) | G G - Games Pitched | GS GS - Games Started | QS | CG CG - Complete Games | ShO ShO - Shoutouts | SV SV - Saves | HLD HLD - Holds | BS BS - Blown Saves | IP IP - Innings Pitched | TBF TBF - Total Batters Faced | H H - Hits Allowed | R R - Runs Allowed | ER ER - Earned Runs | HR HR - Home Runs | BB BB - Walks | IBB IBB - Intentional | HBP HBP - Hit Batters | WP WP - Wild Pitches | BK BK - Balks | SO SO - Strikeouts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2016 | ARI | R | 2 | 5 | 4.69 | 9 | 7 | 0 | 0 | 0 | 1 | 0 | 40.1 | 182 | 42 | 27 | 21 | 1 | 14 | 0 | 3 | 2 | 0 | 37 | |
| 2016 | ARI | R | 1 | 3 | 6.90 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | 30.0 | 140 | 45 | 28 | 23 | 5 | 5 | 0 | 1 | 2 | 1 | 25 | |
| 2016 | ARI | MiLB | 3 | 8 | 5.63 | 15 | 13 | 1 | 0 | 0 | 1 | 0 | 70.1 | 322 | 87 | 55 | 44 | 6 | 19 | 0 | 4 | 4 | 1 | 62 | |
| 2017 | ARI | R | 0 | 6 | 8.28 | 13 | 11 | 0 | 0 | 0 | 0 | 0 | 54.1 | 263 | 78 | 57 | 50 | 15 | 19 | 0 | 5 | 4 | 1 | 47 | |
| 2018 | ARI | A- | 4 | 1 | 3.44 | 22 | 0 | 0 | 0 | 1 | 3 | 2 | 34.0 | 135 | 26 | 14 | 13 | 3 | 7 | 0 | 2 | 6 | 0 | 44 | |
| 2019 | ARI | A | 5 | 3 | 3.95 | 28 | 0 | 0 | 0 | 7 | 0 | 4 | 43.1 | 189 | 39 | 23 | 19 | 3 | 20 | 1 | 3 | 7 | 0 | 42 | |
| 2021 | ARI | A+ | 2 | 0 | 4.78 | 29 | 0 | 0 | 0 | 0 | 4 | 0 | 43.1 | 186 | 38 | 26 | 23 | 4 | 19 | 1 | 3 | 7 | 0 | 43 | |
| 2022 | ARI | AA | 0 | 0 | 4.41 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 16.1 | 73 | 16 | 9 | 8 | 4 | 7 | 0 | 4 | 0 | 0 | 18 | |
| 2025 | Steamer | PROJ | 0 | 0 | 4.38 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | |||
| 2025 | Steamer | ROS | 0 | 0 | 4.38 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 1 |
| Season | Team | Level | W W - Wins | L L - Losses | ERA ERA - Earned Run Average ((ER*9)/IP) | G G - Games Pitched | GS GS - Games Started | QS | CG CG - Complete Games | ShO ShO - Shoutouts | SV SV - Saves | HLD HLD - Holds | BS BS - Blown Saves | IP IP - Innings Pitched | TBF TBF - Total Batters Faced | H H - Hits Allowed | R R - Runs Allowed | ER ER - Earned Runs | HR HR - Home Runs | BB BB - Walks | IBB IBB - Intentional | HBP HBP - Hit Batters | WP WP - Wild Pitches | BK BK - Balks | SO SO - Strikeouts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2016 | ARI | R | 2 | 5 | 4.69 | 9 | 7 | 0 | 0 | 0 | 1 | 0 | 40.1 | 182 | 42 | 27 | 21 | 1 | 14 | 0 | 3 | 2 | 0 | 37 | |
| 2016 | ARI | R | 1 | 3 | 6.90 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | 30.0 | 140 | 45 | 28 | 23 | 5 | 5 | 0 | 1 | 2 | 1 | 25 | |
| 2016 | ARI | MiLB | 3 | 8 | 5.63 | 15 | 13 | 1 | 0 | 0 | 1 | 0 | 70.1 | 322 | 87 | 55 | 44 | 6 | 19 | 0 | 4 | 4 | 1 | 62 | |
| 2017 | ARI | R | 0 | 6 | 8.28 | 13 | 11 | 0 | 0 | 0 | 0 | 0 | 54.1 | 263 | 78 | 57 | 50 | 15 | 19 | 0 | 5 | 4 | 1 | 47 | |
| 2018 | ARI | A- | 4 | 1 | 3.44 | 22 | 0 | 0 | 0 | 1 | 3 | 2 | 34.0 | 135 | 26 | 14 | 13 | 3 | 7 | 0 | 2 | 6 | 0 | 44 | |
| 2019 | ARI | A | 5 | 3 | 3.95 | 28 | 0 | 0 | 0 | 7 | 0 | 4 | 43.1 | 189 | 39 | 23 | 19 | 3 | 20 | 1 | 3 | 7 | 0 | 42 | |
| 2021 | ARI | A+ | 2 | 0 | 4.78 | 29 | 0 | 0 | 0 | 0 | 4 | 0 | 43.1 | 186 | 38 | 26 | 23 | 4 | 19 | 1 | 3 | 7 | 0 | 43 | |
| 2022 | ARI | AA | 0 | 0 | 4.41 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 16.1 | 73 | 16 | 9 | 8 | 4 | 7 | 0 | 4 | 0 | 0 | 18 | |
| 2025 | Steamer | PROJ | 0 | 0 | 4.38 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | |||
| 2025 | Steamer | ROS | 0 | 0 | 4.38 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 1 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesAverages
| Season | Team | Level | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | K/BB K/BB - Strikeout to Walk Ratio (SO/BB) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | divider | K% K% - Strikeout Percentage (SO/TBF) | BB% BB% - Walk Percentage (BB/TBF) | K-BB% K-BB% - The difference between strikeout percentage and walk percentage | divider | AVG AVG - Batting Average Against | WHIP WHIP - Walks + Hits divided by Innings Pitched | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | divider | ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better | FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better | divider | FIP FIP - Fielder Independent Pitching on an ERA scale |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2016 | ARI | R | 8.26 | 3.12 | 2.64 | 0.22 | 20.3% | 7.7% | 12.6% | .255 | 1.39 | .323 | 55.6% | 126 | 102 | 3.87 | ||||
| 2016 | ARI | R | 7.50 | 1.50 | 5.00 | 1.50 | 17.9% | 3.6% | 14.3% | .336 | 1.67 | .385 | 52.3% | 137 | 106 | 5.44 | ||||
| 2016 | ARI | MiLB | 7.93 | 2.43 | 3.26 | 0.77 | 19.3% | 5.9% | 13.4% | .291 | 1.51 | .351 | 54.1% | 131 | 104 | 4.54 | ||||
| 2017 | ARI | R | 7.79 | 3.15 | 2.47 | 2.48 | 17.9% | 7.2% | 10.6% | .326 | 1.79 | .356 | 55.6% | 145 | 132 | 7.62 | ||||
| 2018 | ARI | A- | 11.65 | 1.85 | 6.29 | 0.79 | 32.6% | 5.2% | 27.4% | .206 | 0.97 | .291 | 68.2% | 92 | 77 | 2.91 | ||||
| 2019 | ARI | A | 8.72 | 4.15 | 2.10 | 0.62 | 22.2% | 10.6% | 11.6% | .235 | 1.36 | .298 | 67.5% | 103 | 106 | 4.00 | ||||
| 2021 | ARI | A+ | 8.93 | 3.95 | 2.26 | 0.83 | 23.1% | 10.2% | 12.9% | .232 | 1.32 | .291 | 62.5% | 103 | 102 | 4.72 | ||||
| 2022 | ARI | AA | 9.92 | 3.86 | 2.57 | 2.20 | 24.7% | 9.6% | 15.1% | .258 | 1.41 | .300 | 84.1% | 75 | 120 | 6.76 | ||||
| 2025 | Steamer | PROJ | 8.20 | 3.66 | 2.24 | 1.20 | 21.0% | 9.4% | 11.6% | .251 | 1.38 | .296 | 71.9% | 4.45 | ||||||
| 2025 | Steamer | ROS | 8.10 | 3.82 | 2.12 | 1.17 | 20.6% | 9.7% | 10.9% | .251 | 1.40 | .296 | 72.0% | 4.38 |
| Season | Team | Level | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | K/BB K/BB - Strikeout to Walk Ratio (SO/BB) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | divider | K% K% - Strikeout Percentage (SO/TBF) | BB% BB% - Walk Percentage (BB/TBF) | K-BB% K-BB% - The difference between strikeout percentage and walk percentage | divider | AVG AVG - Batting Average Against | WHIP WHIP - Walks + Hits divided by Innings Pitched | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | divider | ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better | FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better | divider | FIP FIP - Fielder Independent Pitching on an ERA scale |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2016 | ARI | R | 8.26 | 3.12 | 2.64 | 0.22 | 20.3% | 7.7% | 12.6% | .255 | 1.39 | .323 | 55.6% | 126 | 102 | 3.87 | ||||
| 2016 | ARI | R | 7.50 | 1.50 | 5.00 | 1.50 | 17.9% | 3.6% | 14.3% | .336 | 1.67 | .385 | 52.3% | 137 | 106 | 5.44 | ||||
| 2016 | ARI | MiLB | 7.93 | 2.43 | 3.26 | 0.77 | 19.3% | 5.9% | 13.4% | .291 | 1.51 | .351 | 54.1% | 131 | 104 | 4.54 | ||||
| 2017 | ARI | R | 7.79 | 3.15 | 2.47 | 2.48 | 17.9% | 7.2% | 10.6% | .326 | 1.79 | .356 | 55.6% | 145 | 132 | 7.62 | ||||
| 2018 | ARI | A- | 11.65 | 1.85 | 6.29 | 0.79 | 32.6% | 5.2% | 27.4% | .206 | 0.97 | .291 | 68.2% | 92 | 77 | 2.91 | ||||
| 2019 | ARI | A | 8.72 | 4.15 | 2.10 | 0.62 | 22.2% | 10.6% | 11.6% | .235 | 1.36 | .298 | 67.5% | 103 | 106 | 4.00 | ||||
| 2021 | ARI | A+ | 8.93 | 3.95 | 2.26 | 0.83 | 23.1% | 10.2% | 12.9% | .232 | 1.32 | .291 | 62.5% | 103 | 102 | 4.72 | ||||
| 2022 | ARI | AA | 9.92 | 3.86 | 2.57 | 2.20 | 24.7% | 9.6% | 15.1% | .258 | 1.41 | .300 | 84.1% | 75 | 120 | 6.76 | ||||
| 2025 | Steamer | PROJ | 8.20 | 3.66 | 2.24 | 1.20 | 21.0% | 9.4% | 11.6% | .251 | 1.38 | .296 | 71.9% | 4.45 | ||||||
| 2025 | Steamer | ROS | 8.10 | 3.82 | 2.12 | 1.17 | 20.6% | 9.7% | 10.9% | .251 | 1.40 | .296 | 72.0% | 4.38 |
