---
title: "gpt-5-nano - Model Details & Comparison"
description: "gpt-5-nano from OpenRouter: capabilities, context limits, pricing, and side-by-side comparisons with alternative models."
url: "https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/openrouter/gpt-5-nano"
markdown: "https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/openrouter/gpt-5-nano.md"
---

# gpt-5-nano - Model Details & Comparison

> gpt-5-nano from OpenRouter: capabilities, context limits, pricing, and side-by-side comparisons with alternative models.

## Important Links

- [View MCP Gateway](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/resources/mcp-gateway.md)
- [Features](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/#features)
- [Enterprise](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/enterprise)
- [Pricing](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/pricing.md)
- [Docs](https://docs.getbifrost.ai)
- [GitHub](https://github.com/maximhq/bifrost)
- [Book a Demo](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/book-a-demo)

## About gpt-5-nano

gpt-5-nano is a chat model from OpenRouter, one of 357 chat models they offer. It is priced at $0.05 per 1M input tokens and $0.40 per 1M output tokens, ranking 121 out of 2669 chat models by cost and cheaper than 94% of models in this category. gpt-5-nano supports vision, function calling, reasoning, prompt caching, structured output. Its 400K-token context window is in the top 17% among chat models.

## Specifications

- **OpenRouter Provider.**
- **Chat Mode.**
- **400,000 Max Input Tokens.**
- **128,000 Max Output Tokens.**
- **128,000 Max Tokens.**
- **$0.05 / 1M tokens Input Price.**
- **$0.40 / 1M tokens Output Price.**

## Capabilities

gpt-5-nano supports: Function Calling, Vision, Reasoning, Prompt Caching, Response Schema, Tool Choice, PDF Input.

## gpt-5-nano Pricing Overview

At $0.05 per 1M input tokens and $0.40 per 1M output tokens, gpt-5-nano ranks 121 out of 2669 chat models by input cost. It is more affordable compared to the median of $0.50 for chat models, and is cheaper than 94% of models in this category.

gpt-5-nano is one of 357 OpenRouter chat models, with support for vision, function calling, reasoning, prompt caching, structured output. its 400K-token context window places it in the top 17% of chat models.

## Models to Compare

Alternatives to gpt-5-nano with comparable capabilities.

| Model | Provider | Input $/1M | Output $/1M |
| --- | --- | --- | --- |
| gpt-5-nano-2025-08-07 | Azure | $0.06 | $0.44 |
| gpt-5-nano | Azure | $0.05 | $0.40 |
| gpt-5-nano | OpenAI | $0.05 | $0.40 |
| gpt-5-nano-2025-08-07 | OpenAI | $0.05 | $0.40 |
| amazon.nova-lite-v1:0 | AWS Bedrock | $0.06 | $0.24 |

- [Compare gpt-5-nano-2025-08-07](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/gpt-5-nano-2025-08-07.md)
- [Compare gpt-5-nano](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/gpt-5-nano.md)
- [Compare gpt-5-nano](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/openai/gpt-5-nano.md)
- [Compare gpt-5-nano-2025-08-07](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/openai/gpt-5-nano-2025-08-07.md)
- [Compare amazon.nova-lite-v1:0](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/bedrock/amazon.nova-lite-v1-0.md)

## Related Resources

- [Calculate gpt-5-nano costs](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/openrouter/model/gpt-5-nano.md)
- [Check OpenRouter status](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/provider-status/openrouter.md)
- [All OpenRouter pricing](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/openrouter.md)

## FAQ

### Is gpt-5-nano cheaper than gpt-5-nano-2025-08-07?

Yes. gpt-5-nano costs $0.05 per 1M input tokens compared to gpt-5-nano-2025-08-07's $0.06 per 1M input tokens, making it 10% more affordable. Both are chat models and share support for vision, function calling, reasoning, prompt caching, structured output.

### How does gpt-5-nano pricing compare to the average chat model?

gpt-5-nano input pricing is $0.05 per 1M tokens, which is 90% below the median of $0.50 for chat models. It ranks 121 out of 2669 chat models by input cost, making it cheaper than 94% of models in this category. For output, it costs $0.40 per 1M tokens compared to the median of $1.44.

### What makes gpt-5-nano different from other OpenRouter models?

Among OpenRouter's 357 chat models, gpt-5-nano ranks 21 by input cost.

### What are the best alternatives to gpt-5-nano?

The most comparable chat models to gpt-5-nano are: gpt-5-nano-2025-08-07 from Azure ($0.06/1M input tokens); gpt-5-nano from Azure ($0.05/1M input tokens); gpt-5-nano from OpenAI ($0.05/1M input tokens); gpt-5-nano-2025-08-07 from OpenAI ($0.05/1M input tokens). These alternatives were selected based on similar capabilities, pricing, and provider diversity. You can compare any of these models in detail using the Bifrost Model Library.

### How large is gpt-5-nano's context window?

gpt-5-nano supports up to 400,000 input tokens, placing it in the top 17% of chat models by context window size (rank 434 of 2653). This makes it suitable for processing long documents, extensive code repositories, or maintaining detailed conversation histories.

### How do I check if OpenRouter is down?

You can monitor OpenRouter service health in real time on the Bifrost OpenRouter Status page. It tracks current component status, active incidents, and historical reliability data pulled from the official status page every 60 seconds.

### How do I calculate gpt-5-nano costs?

gpt-5-nano is priced based on input and output tokens. Use the interactive calculator at the top of this page to estimate costs for your specific workload. Enter your expected input and output tokens volume and the calculator will show the total cost breakdown. For reference, processing 1M input tokens costs $0.05 and generating 1M output tokens costs $0.40.

## Related Resources

- [OpenRouter models](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/provider/openrouter.md)
- [Model library](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library.md)
- [LLM cost calculator](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator.md)
- [Docs: Bifrost docs](https://docs.getbifrost.ai)
- [GitHub: maximhq/bifrost](https://github.com/maximhq/bifrost)
- [Pricing: Bifrost pricing](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/pricing.md)
- [Enterprise: Bifrost enterprise](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/enterprise)
- [Book a Demo: Bifrost demo](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/book-a-demo)
- [Resources: Bifrost resources](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/resources.md)

---

*This is a markdown version of [https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/openrouter/gpt-5-nano](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/openrouter/gpt-5-nano) for AI/LLM consumption.*