AI Models · Paid vs Paid

GPT-5.2 Chat Paid vs GPT-4o Paid

GPT-5.2 Chat vs GPT-4o compared — price per token, context window, multimodality, openness and which to choose. Full 2026 breakdown.

GPT-5.2 Chat — full profile › · GPT-4o — full profile ›

Prices & specs refreshed from live data · olud.ai

Open-model prices = cheapest provider via OpenRouter; official maker rates may be higher.

GPT-5.2 ChatPaidOpenAI

$1.75 /M input
$14 /M outputManaged API (no infra to run)

TypeProprietary

Context window128K tokens

MultimodalYes

Self-hostNo

GPT-4oPaidOpenAI

$2.5 /M input
$10 /M outputManaged API (no infra to run)

TypeProprietary

Context window128K tokens

MultimodalYes

Self-hostNo

Choose GPT-4o for the lower output price ($10/M vs $14/M). Choose GPT-5.2 Chat if you need the larger 128K context window.

GPT-5.2 Chat vs GPT-4o specs

Spec	GPT-5.2 Chat	GPT-4o	Winner
Maker	OpenAI	OpenAI	–
Type	Proprietary	Proprietary	–
Context window	128K tokens	128K tokens	= Tie
Input price	$1.75/M	$2.5/M	GPT-5.2 Chat
Output price	$14/M	$10/M	GPT-4o
Vision / multimodal	Yes	Yes	= Tie
Tool / function calling	Yes	Yes	= Tie
Self-hostable	No (API only)	No (API only)	–
License	Proprietary	Proprietary	–

Price gap & when to choose each

Choose GPT-5.2 Chat if…

You want frontier performance through a managed API
You value reliability & ecosystem
You don't want to manage infrastructure

Choose GPT-4o if…

You want frontier performance through a managed API
You want the lower output price
You value reliability & ecosystem
You don't want to manage infrastructure

Feature comparison

Capability	GPT-5.2 Chat	GPT-4o
Open weights (downloadable)	✗	✗
Self-hostable	✗	✗
Runs fully offline	✗	✗
Vision / multimodal	✓	✓
Tool / function calling	✓	✓
1M+ context window	✗	✗

Benchmarks: GPT-5.2 Chat vs GPT-4o

Independent benchmark scores measured by Artificial Analysis. Higher is better (except latency).

GPT-5.2 Chat

GPT-4o

Intelligence index

Math index

25.7

GPQA

71.2%

65.5%

MMLU-Pro

81.4%

80.3%

Humanity's Last Exam

Long Context Reasoning

45.7%

–

LiveCodeBench

66.9%

42.5%

AIME 2025

51%

25.7%

IFBench

47.4%

–

τ²-Bench

46.5%

–

τ-Bench Banking

11.1%

–

Terminal-Bench Hard

31.8%

–

MATH-500

–

89.3%

AIME

–

32.7%

Speed

0 tok/s

Latency

Intelligence per $

3.5

–

Benchmark data by Artificial Analysis.

How GPT-5.2 Chat and GPT-4o score

🤝 Neck and neck on these criteria (2.9 vs 2.9 / 5).

Criterion	GPT-5.2 Chat	GPT-4o
Cost-efficiency	3.5	3.5
Context window	3.5	3.5
Openness	1.5	1.5
Self-hosting	1.0	1.0
Multimodality	5.0	5.0

Scores come from live data — output price (cost), context length, open vs closed weights (openness & self-hosting) and vision/tool support (multimodality). Raw task quality isn't scored here; it depends on your benchmark — see the verdict.

What each model is

GPT-5.2 Chat Paid

OpenAI · Proprietary

GPT-5.2 Chat (AKA Instant) is the fast, lightweight member of the 5.2 family, optimized for low-latency chat while retaining strong general intelligence. It uses adaptive reasoning to selectively “think” on...

GPT-4o Paid

OpenAI · Proprietary

GPT-4o ("o" for "omni") is OpenAI's latest AI model, supporting both text and image inputs with text outputs. It maintains the intelligence level of [GPT-4 Turbo](/models/openai/gpt-4-turbo) while being twice as...

Frequently asked questions

GPT-5.2 Chat vs GPT-4o — which is cheaper?

GPT-4o is cheaper on output ($10/M vs $14/M).

Which has the larger context window?

GPT-5.2 Chat offers the larger context window (128K tokens).

GPT-5.2 Chat vs GPT-4o — which should I pick in 2026?

Choose GPT-4o for the lower output price ($10/M vs $14/M). Choose GPT-5.2 Chat if you need the larger 128K context window.

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