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GPT-5.2 ProvsPhi-4

GPT-5.2 Pro leads 1 of 1 shared benchmark. GPT-5.2 Pro has the larger context window (400K tokens).

Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.

Shared benchmarks
1 – 0
GPT-5.2 Pro leads
Cheaper per token
list price, input + output
Larger context
GPT-5.2 Pro
400K tokens
Provider uptime (30d)
95.1807% · —
OpenAI · Microsoft
GPT-5.2 Pro
OpenAI · released 2025-12-11
textvision
Context
400K
Max out
128K
Input /1M
$21
Output /1M
$168
Cached /1M
Scores
10 · 6 core
Phi-4
Microsoft · released 2024-12-12
text
Context
16K
Max out
16K
Input /1M
Output /1M
Cached /1M
Scores
11 · 7 core
Quality

Benchmark matrix

BenchmarkGPT-5.2 ProPhi-4ΔEdge
Reported by both · 1
GPQA Diamond93.2% 56.1% +37.1 ptGPT-5.2 Pro
Only GPT-5.2 Pro reports · 9
AIME 2025100% not reported
Humanity's Last Exam (no tools)36.6% not reported
ARC-AGI-1 (Verified)90.5% not reported
ARC-AGI-2 (Verified)54.2% not reported
BrowseComp77.9% not reported
FrontierMath Tier 4 v2 (Epoch AI run)46% epochnot reported
FrontierMath Tiers 1-3 v2 (Epoch AI run)74% epochnot reported
GDPval (wins or ties)74.1% not reported
Humanity's Last Exam (with tools)50% not reported
Only Phi-4 reports · 9
MMLUnot reported84.8%
MMLU-Pronot reported70.4%
HumanEvalnot reported82.6%
LMArena Elonot reported1216.6
ArenaHardnot reported75.4%
HumanEval+not reported82.8%
IFEvalnot reported63%
MATHnot reported80.4%
OTIS Mock AIME 2024-2025 (Epoch AI run)not reported13.8% epoch
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is GPT-5.2 Pro minus Phi-4 in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing

Side by side

SpecGPT-5.2 ProPhi-4Edge
Context window400K tokens16K tokensGPT-5.2 Pro
Max output128K tokens16K tokensGPT-5.2 Pro
Input price / 1M$21
Output price / 1M$168
Cached input / 1M
Input + output / 1M
Lower is cheaper. List prices; batch, tool and regional fees excluded.
$189
Modalitiestext · visiontextGPT-5.2 Pro
Released2025-12-112024-12-12
Cited benchmark scores1011
Reliability

Provider status

All providers
More matchups

GPT-5.2 Pro vs …

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Public benchmarks are a starting point. Run GPT-5.2 Pro and Phi-4 on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.