Fruit Machine simulator – testing Haiku 4.5 and all other Claude models over the last 18 months. Remember how Sonnet 3.5 was everyone's favourite? (you embarrassed now? 😉)
— Peter Gostev (@petergostev) 15 octobre 2025
Haiku 4.5 (last in the video) is a huge jump from Haiku 3.5 but quite a bit behind Sonnet 4.5 and Opus… https://t.co/o0QLQDtTpi pic.twitter.com/MIhIpZhm17
Fruit Machine simulator – testing Haiku 4.5 and all other Claude models over the last 18 months. Remember how Sonnet 3.5 was everyone's favourite? (you embarrassed now? ) Haiku 4.5 (last in the video) is a huge jump from Haiku 3.5 but quite a bit behind Sonnet 4.5 and Opus