Compare · ModelsLive · 2 picked · head to head

GPT-5.2 vs phi-3-medium 14B

Side by side · benchmarks, pricing, and signals you can act on.

Winner summary

GPT-5.2 wins 1 of 1 shared benchmarks. Leads in knowledge.

Category leads
knowledge·GPT-5.2
Hype vs Reality
GPT-5.2
#76 by perf·no signal
QUIET
phi-3-medium 14B
#48 by perf·no signal
QUIET
Best value
GPT-5.2
6.9 pts/$
$7.88/M
phi-3-medium 14B
no price
Vendor risk
OpenAI logo
OpenAI
$840.0B·Tier 1
Medium risk
Microsoft logo
Microsoft
$3.00T·Big Tech
Low risk
Head to head
GPT-5.2phi-3-medium 14B
GPQA diamond
GPT-5.2 leads by +85.1
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
GPT-5.2
88.5
phi-3-medium 14B
3.5
Full benchmark table
BenchmarkGPT-5.2phi-3-medium 14B
GPQA diamond
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
88.53.5
Pricing · per 1M tokens · projected $/mo at 10M tokens
ModelInputOutputContextProjected $/mo
OpenAI logoGPT-5.2$1.75$14.00400K tokens (~200 books)$48.13
Microsoft logophi-3-medium 14B