DHH says GPT-5.5 shows substantial gains on complicated agent work, reversing version 5.2's lag behind Opus and marking a recovery for OpenAI amid rising competition
Jason Liu quote-tweeted the post and Adam.GPT reposted it.
#488kache@YACINEMTBFact check: true
DHH@dhhFor complicated agent work, it's amazing how much GPT5.5 has improved. I found 5.2 to be very far behind Opus. Now using Opus 4.7 after 5.5 feels like a big step backwards. Gotta love this level of competion! Strong comeback for OpenAI.
#488kache@YACINEMTBIt's amazing how many people I end up having similar opinions to simply by being in the arena with an open mind
kache@yacineMTBFact check: true
#1853Vaibhav (VB) Srivastav@REACH_VBGPT-5.5 cranking out 30k lines of QML for the Omarchy 4 branch + nailing subtle agentic reasoning!!
DHH@dhhFor complicated agent work, it's amazing how much GPT5.5 has improved. I found 5.2 to be very far behind Opus. Now using Opus 4.7 after 5.5 feels like a big step backwards. Gotta love this level of competion! Strong comeback for OpenAI.