---
title: "s2-pro Cost Calculator - OpenRouter"
description: "Calculate the cost of using s2-pro from OpenRouter."
url: "https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/openrouter/model/s2-pro"
markdown: "https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/openrouter/model/s2-pro.md"
---

# s2-pro Cost Calculator - OpenRouter

> Calculate the cost of using s2-pro from OpenRouter.

## 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://www.getmaxim.ai/enterprise)
- [Pricing](https://www.getmaxim.ai/pricing)
- [Docs](https://docs.getbifrost.ai)
- [GitHub](https://github.com/maximhq/bifrost)
- [Book a Demo](https://www.getmaxim.ai/book-a-demo)

## About s2-pro

s2-pro is a chat model from OpenRouter, one of 441 chat models they offer. It is priced at $15.00 per 1M input tokens, ranking 3206 out of 3254 chat models by cost and cheaper than 1% of models in this category. It accepts up to 0K input tokens.

## Pricing

Published OpenRouter pricing for s2-pro.

- **$15.00 / 1M tokens Input.**

## Technical Specifications

- **Chat Mode.**
- **0 Max Input Tokens.**
- **0 Max Output Tokens.**
- **0 Max Tokens.**

## How Pricing Compares

At $15.00 per 1M input tokens, s2-pro ranks 3206 out of 3254 chat models by input cost. It is more expensive compared to the median of $0.52 for chat models, and is cheaper than 1% of models in this category.

| Model | Provider | Input $/1M | Output $/1M | vs s2-pro |
| --- | --- | --- | --- | --- |
| ai21.j2-mid-v1 | AWS Bedrock | $12.50 | $12.50 | -17% |
| anthropic.claude-3-opus-20240229-v1:0 | AWS Bedrock | $15.00 | $75.00 | 0% |
| anthropic.claude-opus-4-1-20250805-v1:0 | AWS Bedrock | $15.00 | $75.00 | 0% |
| anthropic.claude-opus-4-20250514-v1:0 | AWS Bedrock | $15.00 | $75.00 | 0% |
| claude-opus-4-1 | Azure | $15.00 | $75.00 | 0% |

## More from OpenRouter

- [claude-opus-4 ($15.00/1M input)](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/openrouter/model/claude-opus-4.md)
- [claude-opus-4.1 ($15.00/1M input)](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/openrouter/model/claude-opus-4.1.md)
- [o1 ($15.00/1M input)](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/openrouter/model/o1.md)
- [s1 ($15.00/1M input)](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/openrouter/model/s1.md)

## Related Resources

- [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 s2-pro cheaper than ai21.j2-mid-v1?

No. s2-pro costs $15.00 per 1M input tokens while ai21.j2-mid-v1 costs $12.50 per 1M input tokens, making ai21.j2-mid-v1 17% more affordable for input. However, s2-pro may offer different capabilities or performance characteristics that justify the price difference.

### How does s2-pro pricing compare to the average chat model?

s2-pro input pricing is $15.00 per 1M tokens, which is 2807% above the median of $0.52 for chat models. It ranks 3206 out of 3254 chat models by input cost, making it cheaper than 1% of models in this category.

### What makes s2-pro different from other OpenRouter models?

Among OpenRouter's 441 chat models, s2-pro ranks 418 by input cost.

### What are the best alternatives to s2-pro?

The most comparable chat models to s2-pro are: ai21.j2-mid-v1 from AWS Bedrock ($12.50/1M input tokens); anthropic.claude-3-opus-20240229-v1:0 from AWS Bedrock ($15.00/1M input tokens); anthropic.claude-opus-4-1-20250805-v1:0 from AWS Bedrock ($15.00/1M input tokens); anthropic.claude-opus-4-20250514-v1:0 from AWS Bedrock ($15.00/1M 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 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 s2-pro costs?

s2-pro 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.

## Related Resources

- [All OpenRouter pricing](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/openrouter.md)
- [LLM cost calculator](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator.md)
- [Model library](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library.md)
- [Docs: Bifrost docs](https://docs.getbifrost.ai)
- [GitHub: maximhq/bifrost](https://github.com/maximhq/bifrost)
- [Pricing: Bifrost pricing](https://www.getmaxim.ai/pricing)
- [Enterprise: Bifrost enterprise](https://www.getmaxim.ai/enterprise)
- [Book a Demo: Bifrost demo](https://www.getmaxim.ai/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/llm-cost-calculator/provider/openrouter/model/s2-pro](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/openrouter/model/s2-pro) for AI/LLM consumption.*