GPT-5.4 Mini API Pricing Calculator & Benchmarks

Model Details

Released

Mar 17, 2026

Knowledge Cutoff

Aug 31, 2025

Context Length

400,000

Max Output

128,000

Modalities

Text Image File → Text

Where is GPT-5.4 Mini a perfect fit?

gpt-5.4-mini is built for high-speed, cost-efficient agentic workflows, offering a balance between autonomy and affordability. Ideal for:
- High-volume agentic tasks (automation, workflows, integrations)
- Real-time assistants with tool use and fast execution
- Lightweight computer-use scenarios (UI actions, basic workflows)
- Backend automation and orchestration pipelines
- Cost-sensitive deployments needing reliable reasoning
- Scaling AI features across apps without premium model costs

Quick Model Estimate

Tokens Characters Words

Model

Provider

Modality

Service Tier

Context Size

Input Tokens

(USD 0.7500 per 1M tokens)

Output Tokens

(USD 4.5000 per 1M tokens)

No. of API Calls

Your GPT-5.4 Mini Cost Estimate

💰 Total Cost

—

for 1000 input + 1000 output tokens

📥 Input (1000 × $0.750000) —

📤 Output (1000 × $4.500000) —

Cost Breakdown

📥 Input 📤 Output

Prices are watched for changes and checked against the provider's own page.

Pricing

Provider ↕	Modality ↕	Service Tier ↕	Input Price (per 1M tokens) ↕	Output Price (per 1M tokens) ↕	Cached Input (per 1M tokens) ↕	Context Size ↕	View
OpenAI	Text	Standard	$0.7500	$4.5000	$0.0750	400,000 tokens	→
OpenAI	Text	Batch	$0.3750	$2.2500	$0.0375	Up to 272,000 tokens	→
OpenAI	Text	Flex	$0.3750	$2.2500	$0.0375	Up to 272,000 tokens	→

No longer offered by

The last prices each provider charged for GPT-5.4 Mini before it stopped offering it. These are no longer on offer. Each row links to that provider's price history.

Provider ↕	Ended ↕	Modality ↕	Service Tier ↕	Input Price (per 1M tokens) ↕	Output Price (per 1M tokens) ↕	Cached Input (per 1M tokens) ↕	Context Size ↕	View
Perplexity	28th Sep 2026Provider stopped offering it	Text	Standard	$0.7500	$4.5000	$0.0750	400,000 tokens	→

Recent changes

When GPT-5.4 Mini was newly listed on a provider, moved to legacy or deprecated, or retired.

28th Sep 2026 Discontinued
Perplexity stopped offering OpenAI's GPT-5.4 Mini.

See all changes, new releases and retirements →

Benchmarks

Scores from standardized evaluations by Artificial Analysis and Design Arena. Higher is better — the indices summarize overall ability, while the detailed scores break down performance on individual benchmarks.

Artificial Analysis

Higher is better · benchmarked by Artificial Analysis

Index scores by variant

Detailed scores

Variant

24.1

Intelligence Index

Overall intelligence across reasoning, knowledge & math evals

Better than 29% of 32 models

56.1

Coding Index

Coding ability across software-engineering evals

Better than 20% of 16 models

17.9

Agentic Index

Tool use & multi-step agent task performance

Better than 8% of 13 models

Reasoning

GPQA Diamond 87.5%

Graduate-level questions in biology, chemistry & physics

Humanity's Last Exam 28.1%

Expert-level questions across many academic domains

IFBench 73.3%

Precise following of detailed instructions

τ²-Bench Telecom 83.3%

Tool-using agent tasks in a telecom support setting

CritPt 10%

Unpublished physics research reasoning problems

AA-LCR 77%

Long-context reasoning across large inputs

Coding

SciCode 52.1%

Research-level scientific coding tasks

Terminal-Bench Hard 52.3%

Complex command-line and terminal workflows

Knowledge

GDPval 25.7%

Economically valuable, real-world knowledge work

Omniscience Accuracy 37.5%

Breadth of factual knowledge across domains

Omniscience Non-Hallucination 9.8%

How reliably the model avoids fabricated answers

All variants

Variant	GPQA Diamond	Humanity's Last Exam	IFBench	τ²-Bench Telecom	AA-LCR	SciCode	Terminal-Bench Hard	CritPt	GDPval	Omniscience Accuracy	Omniscience Non-Hallucination
GPT-5.4 mini (Xhigh)	87.5%	28.1%	73.3%	83.3%	77%	52.1%	52.3%	10%	25.7%	37.5%	9.8%
GPT-5.4 mini (Medium)	82.3%	18.6%	64.8%	36.5%	67%	—	34.1%	2.9%	—	36.5%	10.2%
GPT-5.4 mini (Non-reasoning)	60.6%	5.9%	38.8%	23.4%	37%	—	18.2%	0%	4.5%	25.7%	4.4%

Compare GPT-5.4 Mini with

Two models side by side: worked costs, every rate, and every benchmark figure both of them report.

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Every comparison we publish →

Other Models in the GPT-5.4 Family

GPT-5.4

Active

Chat · 1,050,000 context

GPT-5.4 Nano

Legacy

Chat · 400,000 context

GPT-5.4 Pro

Active

Chat · 1,050,000 context

FAQs about GPT-5.4 Mini

How much does GPT-5.4 Mini cost per 1M tokens?

GPT-5.4 Mini costs between $0.375 and $0.75 per million input tokens, and between $2.25 and $4.50 per million output tokens. The range covers Standard, Batch and Flex pricing.

What does a typical workload cost with GPT-5.4 Mini?

1,000 requests of 2,000 input and 500 output tokens each — 2,000,000 input and 500,000 output tokens in total — costs $1.875 with GPT-5.4 Mini at its lowest rates. Use the calculator on this page for your own volumes.

Where can I use GPT-5.4 Mini?

GPT-5.4 Mini is available through OpenAI, from $0.375 per million input tokens.

Is there cheaper GPT-5.4 Mini pricing than the standard rate?

Yes. Batch pricing for GPT-5.4 Mini starts at $0.375 per million input tokens against $0.75 on the standard tier, about 50% lower.

What is GPT-5.4 Mini's context window?

GPT-5.4 Mini has a context window of 400,000 tokens, and returns up to 128,000 tokens in a single response.

What input types does GPT-5.4 Mini support?

GPT-5.4 Mini accepts text, image and file input, and returns text.

What is GPT-5.4 Mini's knowledge cutoff?

GPT-5.4 Mini's training data runs to 31 August 2025. It has no built-in knowledge of events after that date.