Humanlike AIThe model index

Side by side

GPT-5 vs GPT-4o

Up to 4 models, normalised onto the same cost basis and scored through the lens you pick.

OpenAI logo
GPT-5
OpenAI
OpenAI logo
GPT-4o
OpenAI
Cost of talking
Per minute$0.0083$0.016
Per hour$0.499$0.949
30-min interview$0.249$0.474
List price$1.25 / $10 per 1MPublished$2.5 / $10 per 1MPublished
Recruitment fit
Overall78/10066/100
VerdictStill capable for screening work, but 5.6 does the same job cheaper and faster.Only worth choosing today for its realtime voice variant; the text tiers are outclassed.
Best for
Existing pipelines already pinned to GPT-5
Live voice screening where latency dominates
Watch out for
  • Superseded — no reason to start here on a new build
  • 128K context is limiting for long interview transcripts
  • Reasoning is well behind current models
Capabilities
Modalitiestexttext, audio
Context window400K128K
VariantsStandard, Mini, NanoStandard, Mini, Realtime
On HumanLikeNot yetNot yet
Published benchmarks
MMLU—88.7%Published

Cost per hour assumes 150 wpm and a 40% AI speaking share. Hover a figure for its full derivation.