The AI Models Index tracks releases and upgrade results, helping teams compare...

https://fast-wiki.win/index.php/What_Is_Anthropic%E2%80%99s_Release_Cadence_in_2026%E2%80%94and_How_Many_Releases%3F

The AI Models Index tracks releases and upgrade results, helping teams compare versions before switching. It lists verified public release dates and uses blind-vote checks. Across 178 releases, upgrades improved results 56% of the time.