Compare AI Models

Select two models to compare their pricing, performance benchmarks, capabilities, and technical specifications side by side.

Model 1

Model 2

OpenAI: GPT-5 Nano

openai

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Input Price

Cost per 1M input tokens

$0.05/M tokens

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Output Price

Cost per 1M output tokens

$0.40/M tokens

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Cache Read Price

Cost per 1M cached tokens

$0.01/M tokens

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Context Window

Maximum tokens the model can process

400,000 tokens

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Max Output Tokens

Maximum tokens in model response

128,000 tokens

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Input Modalities

Supported input types

text, image, file

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Output Modalities

Supported output types

text

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Function Calling

Can call external functions/APIs

✓ Supported

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Tool Choice

Control over function selection

✓ Supported

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Structured Outputs

JSON schema validation

✓ Supported

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Reasoning Tokens

Extended thinking for complex problems

✓ Supported

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Content Moderation

Content filtering status

Enabled

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Model ID

openai/gpt-5-nano

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Tokenizer

GPT

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Created On OpenRouter

Aug 7, 2025

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