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gpt-5 Cost Calculator - OpenRouter

Calculate the cost of using gpt-5 from OpenRouter for your AI applications

gpt-5 Cost Calculator

Mode: Chat

Max: 272,000 tokens

Max: 128,000 tokens

Cost Breakdown

Input Cost$0.001250
Output Cost$0.010000
Total Cost$0.011250

Pricing Details

Input: $0.00000125 per token
Output: $0.00001000 per token
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Model Specifications

Capabilities

✓Reasoning

Limits

Max Input Tokens272,000
Max Output Tokens128,000
Max Tokens128,000

About gpt-5

gpt-5 is a powerful chat AI model offered by OpenRouter. This comprehensive guide provides detailed pricing information, technical specifications, and capabilities to help you understand the costs and features of using gpt-5 in your applications.

Pricing Information

Input Cost$1.25 per 1M tokens
Output Cost$10.00 per 1M tokens

Note: Use the interactive calculator above to estimate costs for your specific usage patterns.

Technical Specifications

Maximum Input Tokens272,000
Maximum Output Tokens128,000
Maximum Total Tokens128,000

Pro Tip

Use the maximum token limits shown above to understand the model's capacity. This model can handle up to 272,000 input tokens. The maximum output length is 128,000 tokens.

Model Capabilities

✓Advanced Reasoning - Complex problem-solving capabilities
When should you use gpt-5?

gpt-5 is best suited for the following scenarios:

  • Long-context chat and document analysis
  • Agent workflows with large memory windows
  • Complex problem-solving and multi-step reasoning tasks
  • Planning and strategic decision-making applications
When should you avoid gpt-5?
  • High-volume text generation where output cost dominates
  • Streaming or verbose response workloads
  • Applications requiring image, audio, or multimodal inputs
How does gpt-5 compare to similar models?

Compared to other models in a similar category, this model is more cost-efficient on input tokens but relatively expensive on output tokens. It is better suited for retrieval-heavy or context-rich workflows than generation-heavy use cases.

Understanding gpt-5 pricing
  • gpt-5 is a general-purpose AI model provided by OpenRouter.
  • Input tokens are priced at $1.25 per 1M tokens.
  • Output tokens are priced at $10.00 per 1M tokens.
  • The model supports a maximum input capacity of 272,000 tokens.
  • Maximum output length is 128,000 tokens.
  • For this model, input tokens are less expensive than output tokens, so optimizing your prompts can help manage costs.
  • Features advanced reasoning capabilities for complex problem-solving tasks.
  • OpenRouter offers gpt-5 for general-purpose AI workloads — general-purpose AI workloads.

How to Use This Calculator

Step 1: Enter the number of input tokens you expect to use. Input tokens include your prompt, system messages, and any context you provide to the model.

Step 2: Specify the number of output tokens you anticipate. Output tokens are the text generated by the model in response to your input.

Step 3: Review the cost breakdown to see the total estimated cost for your usage. The calculator automatically updates as you adjust the token counts.

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gpt-5 Cost Calculator - OpenRouter | Bifrost