GPT-4.5-preview API Price Comparison

Check the official GPT-4.5-preview API baseline, then compare public quotes from cloud providers and API relays.

Developer: OpenAI
Model ID: gpt-4.5-preview
Context: 128K

Check official baseline

OpenAI · Input $75 · Output $150

Official priceChecked Sep 14, 2026

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Find lower quotes · 17 quotes · 17 providers

Check the official baseline first, then compare each quote’s input, output and cached-input price with its price update date. Availability follows published regions, while display currency is conversion only.

Galaxy API

gpt-4.5-preview · Azure-Ⅰ

API Relay

Input / 1M: $15
Output / 1M: $30
Cached input / 1M: $7.5
Price updated: Oct 3, 2026

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5233AI API

gpt-4.5-preview · GPT-PRO

API Relay

Input / 1M: $18.75
Output / 1M: $37.5
Cached input / 1M: $9.375
Price updated: Oct 3, 2026

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DataMind AI

gpt-4.5-preview-2025-02-27 · 生图

API Relay

Input / 1M: $22.5
Output / 1M: $45
Cached input / 1M: $11.25
Price updated: Sep 10, 2026

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中转货源API

gpt-4.5-preview · az-3

API Relay

Input / 1M: $36
Output / 1M: $72
Cached input / 1M: Not published
Price updated: Oct 15, 2026

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KFC V50 API

gpt-4.5-preview · pure_az

API Relay

Input / 1M: $60
Output / 1M: $120
Cached input / 1M: $30
Price updated: Oct 15, 2026

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SuperAPI

gpt-4.5-preview · openai-官key

API Relay

Input / 1M: $60
Output / 1M: $120
Cached input / 1M: $30
Price updated: Sep 15, 2026

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KKSJ AI模型中转API

gpt-4.5-preview · default

API Relay

Input / 1M: $67.5
Output / 1M: $135
Cached input / 1M: Not published
Price updated: Oct 15, 2026

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123Api

gpt-4.5-preview · default

API Relay

Input / 1M: $75
Output / 1M: $150
Cached input / 1M: $37.5
Price updated: Oct 15, 2026

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UiUiAPI聚合平台

gpt-4.5-preview · default

API Relay

Input / 1M: $75
Output / 1M: $150
Cached input / 1M: $37.5
Price updated: Oct 15, 2026

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芯算AI

gpt-4.5-preview-2025-02-27 · default

API Relay

Input / 1M: $75
Output / 1M: $150
Cached input / 1M: Not published
Price updated: Oct 15, 2026

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ZEN-AI

gpt-4.5-preview-2025-02-27 · default

API Relay

Input / 1M: $75
Output / 1M: $150
Cached input / 1M: $37.5
Price updated: Oct 15, 2026

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AiSKT API

gpt-4.5-preview · azure1

API Relay

Input / 1M: $84
Output / 1M: $168
Cached input / 1M: $42
Price updated: Oct 15, 2026

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Apilio

gpt-4.5-preview-2025-02-27 · AZ-优质

API Relay

Input / 1M: $112.5
Output / 1M: $225
Cached input / 1M: $56.25
Price updated: Oct 3, 2026

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PoloAPI

gpt-4.5-preview · fast-az

API Relay

Input / 1M: $172.5
Output / 1M: $345
Cached input / 1M: $86.25
Price updated: Oct 15, 2026

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方舟API

gpt-4.5-preview-2025-02-27 · 官转

API Relay

Input / 1M: $225
Output / 1M: $450
Cached input / 1M: $112.5
Price updated: Oct 15, 2026

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向量引擎

gpt-4.5-preview-2025-02-27 · 官转

API Relay

Input / 1M: $225
Output / 1M: $450
Cached input / 1M: $112.5
Price updated: Oct 15, 2026

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引力AI

gpt-4.5-preview-2025-02-27 · GPT-Azure-高价-99%稳定性

API Relay

Input / 1M: $375
Output / 1M: $750
Cached input / 1M: $187.5
Price updated: Oct 15, 2026

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Provider	Type	Model ID	Price updated	Input / 1M	Output / 1M	Cached input / 1M
Galaxy API	API Relay	gpt-4.5-preview · Azure-Ⅰ	Oct 3, 2026	$15	$30	$7.5
5233AI API	API Relay	gpt-4.5-preview · GPT-PRO	Oct 3, 2026	$18.75	$37.5	$9.375
DataMind AI	API Relay	gpt-4.5-preview-2025-02-27 · 生图	Sep 10, 2026	$22.5	$45	$11.25
中转货源API	API Relay	gpt-4.5-preview · az-3	Oct 15, 2026	$36	$72	Not published
KFC V50 API	API Relay	gpt-4.5-preview · pure_az	Oct 15, 2026	$60	$120	$30
SuperAPI	API Relay	gpt-4.5-preview · openai-官key	Sep 15, 2026	$60	$120	$30
KKSJ AI模型中转API	API Relay	gpt-4.5-preview · default	Oct 15, 2026	$67.5	$135	Not published
123Api	API Relay	gpt-4.5-preview · default	Oct 15, 2026	$75	$150	$37.5
UiUiAPI聚合平台	API Relay	gpt-4.5-preview · default	Oct 15, 2026	$75	$150	$37.5
芯算AI	API Relay	gpt-4.5-preview-2025-02-27 · default	Oct 15, 2026	$75	$150	Not published
ZEN-AI	API Relay	gpt-4.5-preview-2025-02-27 · default	Oct 15, 2026	$75	$150	$37.5
AiSKT API	API Relay	gpt-4.5-preview · azure1	Oct 15, 2026	$84	$168	$42
Apilio	API Relay	gpt-4.5-preview-2025-02-27 · AZ-优质	Oct 3, 2026	$112.5	$225	$56.25
PoloAPI	API Relay	gpt-4.5-preview · fast-az	Oct 15, 2026	$172.5	$345	$86.25
方舟API	API Relay	gpt-4.5-preview-2025-02-27 · 官转	Oct 15, 2026	$225	$450	$112.5
向量引擎	API Relay	gpt-4.5-preview-2025-02-27 · 官转	Oct 15, 2026	$225	$450	$112.5
引力AI	API Relay	gpt-4.5-preview-2025-02-27 · GPT-Azure-高价-99%稳定性	Oct 15, 2026	$375	$750	$187.5