OpenAI: GPT-5.2 Pro

OpenAI: GPT-5.2 Pro is a large language model from OpenAI. It costs $21.00 per million input tokens and $168 per million output tokens. Its context window is 400K tokens.

ReasoningTool callingStructured outputBatch tierimage inputfile input

Input / 1M tokens: $21.00
Output / 1M tokens: $168
Cached input / 1M: -
Context window: 400K

This model also charges $0.01 per search request

That is $10.00 per 1,000 requests, billed on top of the token prices above. On a typical 1,000-in / 500-out exchange the tokens cost $0.105, so the search fee is 10% on top. Per-token rankings elsewhere ignore this entirely.

Who serves it cheapest

1 hosts serve GPT-5.2 Pro. Same weights, same API - the price difference is pure margin and routing.

Providers serving OpenAI: GPT-5.2 Pro, cheapest first
Provider	Input / 1M	Output / 1M	Context	Throughput	Uptime 24h
OpenAICheapest	$21.00	$168	400K	-	100.0%

About GPT-5.2 Pro

GPT-5.2 Pro is OpenAI’s most advanced model, offering major improvements in agentic coding and long context performance over GPT-5 Pro. It is optimized for complex tasks that require step-by-step reasoning,...

Specifications

OpenAI: GPT-5.2 Pro specifications
Model ID	`openai/gpt-5.2-pro`
Provider	OpenAI
Context window	400K tokens
Max output	128K tokens
Input modalities	image, text, file
Output modalities	text
Knowledge cutoff	-
Open weights	No
Released	December 10, 2025

Cheaper alternatives

Models that cost less than GPT-5.2 Pro while keeping at least half its context window and every input modality it supports.

GPT-5 Pro

$15.00 in · $120 out

1.4× cheaper

o3 Pro

$20.00 in · $80.00 out

1.6× cheaper

Claude Opus 4.1

$15.00 in · $75.00 out

1.9× cheaper

Claude Opus 4

$15.00 in · $75.00 out

1.9× cheaper

$15.00 in · $60.00 out

2.2× cheaper

Frequently asked

How much does OpenAI: GPT-5.2 Pro cost?

$21.00 per million input tokens and $168 per million output tokens.

What is the context window of OpenAI: GPT-5.2 Pro?

400K tokens, with up to 128K tokens of output per request.

Does OpenAI: GPT-5.2 Pro have extra fees beyond per-token pricing?

Yes. OpenAI: GPT-5.2 Pro charges $0.01 per search request - $10.00 per 1,000 requests - on top of $21.00 per million input tokens and $168 per million output tokens. On a typical 1,000-input / 500-output exchange the search fee alone is 10% on top.

Confirm against the source: OpenAI official pricing.