---
title: "gemini-2.5-flash-preview-tts - Model Details & Comparison"
description: "gemini-2.5-flash-preview-tts from Google Vertex AI: capabilities, context limits, pricing, and side-by-side comparisons with alternative models."
url: "https://www.getmaxim.ai/bifrost/model-library/compare/vertex_ai/gemini-2.5-flash-preview-tts"
markdown: "https://www.getmaxim.ai/bifrost/model-library/compare/vertex_ai/gemini-2.5-flash-preview-tts.md"
---

# gemini-2.5-flash-preview-tts - Model Details & Comparison

> gemini-2.5-flash-preview-tts from Google Vertex AI: capabilities, context limits, pricing, and side-by-side comparisons with alternative models.

## Important Links

- [View MCP Gateway](https://www.getmaxim.ai/bifrost/resources/mcp-gateway.md)
- [Features](https://www.getmaxim.ai/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 gemini-2.5-flash-preview-tts

gemini-2.5-flash-preview-tts is an audio speech model from Vertex AI, one of 2 audio speech models they offer. It is priced at $0.50 per 1M input tokens and $10.00 per 1M output tokens, ranking 2 out of 10 audio speech models by cost and cheaper than 80% of models in this category.

## Specifications

- **Google Vertex AI Provider.**
- **Audio speech Mode.**
- **$0.50 / 1M tokens Input Price.**
- **$10.00 / 1M tokens Output Price.**

## gemini-2.5-flash-preview-tts Pricing Overview

At $0.50 per 1M input tokens and $10.00 per 1M output tokens, gemini-2.5-flash-preview-tts ranks 2 out of 10 audio speech models by input cost. It is more affordable compared to the median of $0.60 for audio speech models, and is cheaper than 80% of models in this category.

## Models to Compare

Alternatives to gemini-2.5-flash-preview-tts with comparable capabilities.

| Model | Provider | Input $/1M | Output $/1M |
| --- | --- | --- | --- |
| gpt-4o-mini-tts | Azure | $0.60 | $10.00 |
| gemini-2.5-flash-preview-tts | Google Gemini | $0.50 | $10.00 |
| gpt-4o-mini-tts | OpenAI | $0.60 | $10.00 |
| gpt-4o-mini-tts-2025-03-20 | OpenAI | $0.60 | $10.00 |
| gpt-4o-mini-tts-2025-12-15 | OpenAI | $0.60 | $10.00 |

- [Compare gpt-4o-mini-tts](https://www.getmaxim.ai/bifrost/model-library/compare/azure/gpt-4o-mini-tts.md)
- [Compare gemini-2.5-flash-preview-tts](https://www.getmaxim.ai/bifrost/model-library/compare/gemini/gemini-2.5-flash-preview-tts.md)
- [Compare gpt-4o-mini-tts](https://www.getmaxim.ai/bifrost/model-library/compare/openai/gpt-4o-mini-tts.md)
- [Compare gpt-4o-mini-tts-2025-03-20](https://www.getmaxim.ai/bifrost/model-library/compare/openai/gpt-4o-mini-tts-2025-03-20.md)
- [Compare gpt-4o-mini-tts-2025-12-15](https://www.getmaxim.ai/bifrost/model-library/compare/openai/gpt-4o-mini-tts-2025-12-15.md)

## Related Resources

- [Calculate gemini-2.5-flash-preview-tts costs](https://www.getmaxim.ai/bifrost/llm-cost-calculator/provider/vertex_ai/model/gemini-2.5-flash-preview-tts.md)
- [All Vertex AI pricing](https://www.getmaxim.ai/bifrost/llm-cost-calculator/provider/vertex_ai.md)

## FAQ

### Is gemini-2.5-flash-preview-tts cheaper than gpt-4o-mini-tts?

Yes. gemini-2.5-flash-preview-tts costs $0.50 per 1M input tokens compared to gpt-4o-mini-tts's $0.60 per 1M input tokens, making it 20% more affordable. Both are audio speech models.

### How does gemini-2.5-flash-preview-tts pricing compare to the average audio speech model?

gemini-2.5-flash-preview-tts input pricing is $0.50 per 1M tokens, which is 17% below the median of $0.60 for audio speech models. It ranks 2 out of 10 audio speech models by input cost, making it cheaper than 80% of models in this category. For output, it costs $10.00 per 1M tokens compared to the median of $10.00.

### What makes gemini-2.5-flash-preview-tts different from other Vertex AI models?

Among Vertex AI's 2 audio speech models, gemini-2.5-flash-preview-tts ranks 1 by input cost.

### What are the best alternatives to gemini-2.5-flash-preview-tts?

The most comparable audio speech models to gemini-2.5-flash-preview-tts are: gpt-4o-mini-tts from Azure ($0.60/1M input tokens); gemini-2.5-flash-preview-tts from Google Gemini ($0.50/1M input tokens); gpt-4o-mini-tts from OpenAI ($0.60/1M input tokens); gpt-4o-mini-tts-2025-03-20 from OpenAI ($0.60/1M 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 calculate gemini-2.5-flash-preview-tts costs?

gemini-2.5-flash-preview-tts 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 $0.50 and generating 1M output tokens costs $10.00.

## Related Resources

- [Google Vertex AI models](https://www.getmaxim.ai/bifrost/model-library/provider/vertex_ai.md)
- [Model library](https://www.getmaxim.ai/bifrost/model-library.md)
- [LLM cost calculator](https://www.getmaxim.ai/bifrost/llm-cost-calculator.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://www.getmaxim.ai/bifrost/resources.md)

---

*This is a markdown version of [https://www.getmaxim.ai/bifrost/model-library/compare/vertex_ai/gemini-2.5-flash-preview-tts](https://www.getmaxim.ai/bifrost/model-library/compare/vertex_ai/gemini-2.5-flash-preview-tts) for AI/LLM consumption.*