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AI Models with Structured Outputs Support

This page lists Large Language Models that offer Structured Outputs. Compare models, see how they implement this feature, and find the best option for projects requiring robust Structured Outputs.

Providers

OpenAI

Models with this Capability

GPT-4.1 nano

OpenAI · GPT-4.1

ID: gpt-4.1-nano

Current

Input

1.0M tokens

Output

32.8K tokens

Input Cost

$0.10/1M

Output Cost

$0.40/1M

Exceptional at:

cost-effectiveness
speed

GPT-3.5 Turbo

OpenAI · GPT-3.5

ID: gpt-3.5-turbo-1106

outdated

Input

16.4K tokens

Output

4.1K tokens

Input Cost

$0.50/1M

Output Cost

$1.50/1M

GPT-4o

OpenAI · GPT-4o

ID: gpt-4o-2024-05-13

outdated

Input

128K tokens

Output

16.4K tokens

Input Cost

$2.50/1M

Output Cost

$10.00/1M

Exceptional at:

high intelligence
versatility
+4

o1-pro

OpenAI · o1

ID: o1-pro

Current

Input

200K tokens

Output

100K tokens

Input Cost

$150.00/1M

Output Cost

$600.00/1M

Exceptional at:

complex reasoning
multi turn interactions

ChatGPT-4o

OpenAI · GPT-4o

ID: chatgpt-4o

Current

Input

128K tokens

Output

4.1K tokens

Input Cost

$5.00/1M

Output Cost

$15.00/1M

Exceptional at:

text understanding
vision tasks
+1

GPT-4o mini

OpenAI · GPT-4o

ID: gpt-4o-mini

Current

Input

128K tokens

Output

16.4K tokens

Input Cost

$0.15/1M

Output Cost

$0.60/1M

Exceptional at:

fast
affordable
+2

o3-2025-04-16

OpenAI · o3

ID: o3-2025-04-16

Current

Input

200K tokens

Output

100K tokens

Input Cost

$10.00/1M

Output Cost

$40.00/1M

Exceptional at:

math
science
+6

o3

OpenAI · OpenAI

ID: o3

Current

Input

200K tokens

Output

100K tokens

Input Cost

$10.00/1M

Output Cost

$40.00/1M

Exceptional at:

complex reasoning
math
+6

GPT-4o

OpenAI · GPT-4o

ID: gpt-4o

Current

Input

128K tokens

Output

16.4K tokens

Input Cost

$2.50/1M

Output Cost

$10.00/1M

Exceptional at:

multimodal understanding
complex reasoning
+2

o1

OpenAI · o-series

ID: o1

outdated

Input

200K tokens

Output

100K tokens

Input Cost

$15.00/1M

Output Cost

$60.00/1M

Exceptional at:

complex reasoning
general reasoning

o4-mini

OpenAI · o-series

ID: o4-mini

Current

Input

200K tokens

Output

100K tokens

Input Cost

$1.10/1M

Output Cost

$4.40/1M

Exceptional at:

reasoning
coding
+1

GPT-4.1

OpenAI · GPT-4.1

ID: gpt-4.1

Current

Input

1.0M tokens

Output

32.8K tokens

Input Cost

$2.00/1M

Output Cost

$8.00/1M

Exceptional at:

complex reasoning
problem solving across domains
+4

o3-mini

OpenAI · o3

ID: o3-mini

Current

Input

200K tokens

Output

100K tokens

Input Cost

$1.10/1M

Output Cost

$4.40/1M

Exceptional at:

reasoning

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