Base model

GPT-5.3 Chat (latest)

Name: GPT-5.3 Chat (latest)
Brand: OpenAI
Availability: InStock

from $1.40 at 7 providers

openai/gpt-5.3-chat-latest · 7 providers · Text models ·

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https://airatecard.com/export?format=json&model=openai%2Fgpt-5.3-chat-latest

API parameters and a form

Model	Provider	Input, $	Output, $	Your cost/mo, $	Subscription, $/mo	Region	Context	Max output	Accepts	Last checked
= GPT-5.3 Chat (latest)×	Provider 302ai 1 aihubmix 1 aiml 1 cometapi 1 openai 1 poe 1 zenmux 1				Pricing pay per use 7	Region			Input image 4 text 5	Status Active 4 may be withdrawn 1 not confirmed lately 1
GPT-5.3 Chat (latest)GPT-5.3 Chat (latest)	cometapi ↗	$1.40	$11.20	—			128K	16K	text, image/jpeg, image/png +2	4 Nov 12:26
GPT-5.3-Instant GPT-5.3 Chat (latest)	poe ↗	$1.60	$13.00	—			128K	16K	multi: image, text	4 Nov 12:26
GPT-5.3 Chat (latest)GPT-5.3 Chat (latest)	302ai ↗	$1.75	$14.00	—			128K	16K	multi: image, text	4 Nov 12:26
GPT 5.3 Chat GPT-5.3 Chat (latest)	aihubmix ↗	$1.75	$14.00	—			128K	16K	multi: image, text	4 Nov 12:00
GPT-5.3 Chat GPT-5.3 Chat (latest)	zenmux ↗	$1.75	$14.00	—			128K	16K	text	4 Nov 12:26 not confirmed lately
GPT-5.3 Chat (latest)GPT-5.3 Chat (latest)	aiml ↗	$2.27	$18.20	—			128K	16K	text, image/jpeg, image/png +2	4 Nov 12:26
GPT-5.3 Chat GPT-5.3 Chat (latest)	openai ↗	$1.75	$14.00	—			128K	16K	multi: image, text	4 Nov 12:26 may be withdrawn

Ranges in one field: "from-to" - "0.5-3", "-3" (up to), "128k-" (from); a colon works too. Several ticked values of one column are ORed, columns are ANDed.

Input price history, $/1M

Latest: minimum $1.40, median $1.75 (Nov 4, 2026)

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About the model: cost of your workload, questions, comparisons, citation

Cost of my workload → in the Tools tab: every provider of this model, cheapest first

Frequently asked questions

How much does GPT-5.3 Chat (latest) API cost?

From $1.40 input and $11.20 output per 1M tokens, at cometapi.

Which provider offers GPT-5.3 Chat (latest) cheapest?

cometapi offers the lowest price, $1.40 per 1M tokens, among 7 providers.

What is the context window of GPT-5.3 Chat (latest)?

128K tokens.

Compare

vs GPT-4.1 vs GPT-4.1 mini vs GPT-5 Mini

Source: AI Rate Card, https://airatecard.com/en/model/openai/gpt-5.3-chat-latest, prices checked 2026-11-04