GPT-5 Mini API Pricing Calculator

Model Details

Released

Aug 7, 2025

Status

Legacysunset Dec 11, 2026

Context Length

400,000

Max Output

128,000

Superseded By

GPT-5.6 Terra

Where is GPT-5 Mini a perfect fit?

GPT-5 Mini balances performance and efficiency, making it perfect for projects needing AI capabilities without the cost or resource overhead of full GPT-5. Typical use cases include:
- Rapid prototyping of AI applications
- Medium-scale content generation or summarization
- Lightweight customer support automation
- Experimental or time-limited AI projects
- Applications where speed and cost-efficiency are priorities

Quick Model Estimate

Tokens Characters Words

Model

Provider

Modality

Service Tier

Context Size

Input Tokens

(USD 0.2500 per 1M tokens)

Output Tokens

(USD 2.0000 per 1M tokens)

No. of API Calls

Your GPT-5 Mini Cost Estimate

💰 Total Cost

—

for 1000 input + 1000 output tokens

📥 Input (1000 × $0.250000) —

📤 Output (1000 × $2.000000) —

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	$0.2500	$2.0000	$0.0250	400,000 tokens	→
OpenAI	Text	Batch	$0.1250	$1.0000	$0.0125	400,000 tokens	→
OpenAI	Text	Flex	$0.1250	$1.0000	$0.0125	400,000 tokens	→
OpenAI	Text	Priority	$0.4500	$3.6000	$0.0450	400,000 tokens	→

No longer offered by

The last prices each provider charged for GPT-5 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	$0.2500	$2.0000	$0.0250	400,000 tokens	→

Recent changes

When GPT-5 Mini was newly listed on a provider, moved to legacy or deprecated, or retired.

4th Oct 2026 Legacy
OpenAI moved GPT-5 Mini to legacy, retiring it on 11th Dec 2026, with GPT-5.6 Terra as the suggested replacement.
28th Sep 2026 Discontinued
Perplexity stopped offering OpenAI's GPT-5 Mini.

See all changes, new releases and retirements →

Other Models in the GPT-5 Family

GPT-5

Legacy

Multimodal · 400,000 context

GPT-5 Chat Latest

Deprecated

Chat · 128,000 context

GPT-5 Codex

Deprecated

Code · 400,000 context

GPT-5 Nano

Legacy

Multimodal · 400,000 context

GPT-5 Pro

Legacy

Multimodal · 400,000 context

GPT-5 Search API

Active

Search · 128,000 context

FAQs about GPT-5 Mini

How much does GPT-5 Mini cost per 1M tokens?

GPT-5 Mini costs between $0.125 and $0.45 per million input tokens, and between $1.00 and $3.60 per million output tokens. The range covers Standard, Batch, Flex and Priority pricing.

What does a typical workload cost with GPT-5 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 $0.75 with GPT-5 Mini at its lowest rates. Use the calculator on this page for your own volumes.

Where can I use GPT-5 Mini?

GPT-5 Mini is available through OpenAI, from $0.125 per million input tokens.

Is there cheaper GPT-5 Mini pricing than the standard rate?

Yes. Batch pricing for GPT-5 Mini starts at $0.125 per million input tokens against $0.25 on the standard tier, about 50% lower.

What is GPT-5 Mini's context window?

GPT-5 Mini has a context window of 400,000 tokens, and returns up to 128,000 tokens in a single response.

Is GPT-5 Mini still available?

GPT-5 Mini is a legacy model and is scheduled for retirement on 11 December 2026. The replacement is GPT-5.6 Terra.