---
title: "GLM-5.3-Flash - Model Details & Comparison"
description: "GLM-5.3-Flash from Together AI: 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/together_ai/glm-5.3-flash"
markdown: "https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/together_ai/glm-5.3-flash.md"
---

# GLM-5.3-Flash - Model Details & Comparison

> GLM-5.3-Flash from Together AI: 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://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 GLM-5.3-Flash

GLM-5.3-Flash is a chat model from Together AI, one of 62 chat models they offer. It is priced at $0.15 per 1M input tokens and $0.50 per 1M output tokens, ranking 663 out of 3263 chat models by cost and cheaper than 78% of models in this category. GLM-5.3-Flash supports vision, function calling, reasoning, prompt caching, structured output. Its 1,049K-token context window is in the top 10% among chat models.

## Specifications

- **Together AI Provider.**
- **Chat Mode.**
- **1,048,575 Max Input Tokens.**
- **128,000 Max Output Tokens.**
- **128,000 Max Tokens.**
- **$0.15 / 1M tokens Input Price.**
- **$0.50 / 1M tokens Output Price.**

## Capabilities

GLM-5.3-Flash supports: Function Calling, Vision, Reasoning, Prompt Caching, Parallel Function Calling, Response Schema, Tool Choice.

## GLM-5.3-Flash Pricing Overview

At $0.15 per 1M input tokens and $0.50 per 1M output tokens, GLM-5.3-Flash ranks 663 out of 3263 chat models by input cost. It is more affordable compared to the median of $0.50 for chat models, and is cheaper than 78% of models in this category.

GLM-5.3-Flash is one of 62 Together AI chat models, with support for vision, function calling, reasoning, prompt caching, structured output. its 1,049K-token context window places it in the top 10% of chat models.

## Models to Compare

Alternatives to GLM-5.3-Flash with comparable capabilities.

| Model | Provider | Input $/1M | Output $/1M |
| --- | --- | --- | --- |
| GLM-5.3-Flash | FriendliAI | $0.15 | $0.50 |
| mimo-v2.5 | OpenRouter | $0.14 | $0.28 |
| mimo-v2.5 | Novita | $0.17 | $0.34 |
| Qwen3.5-35B-A3B | DeepInfra | $0.14 | $1.00 |
| qwen3.8-flash | OpenRouter | $0.15 | $0.47 |

- [Compare GLM-5.3-Flash](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/friendliai/glm-5.3-flash.md)
- [Compare mimo-v2.5](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/openrouter/mimo-v2.5.md)
- [Compare mimo-v2.5](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/novita/mimo-v2.5.md)
- [Compare Qwen3.5-35B-A3B](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/deepinfra/qwen3.5-35b-a3b.md)
- [Compare qwen3.8-flash](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/openrouter/qwen3.8-flash.md)

## Related Resources

- [Calculate GLM-5.3-Flash costs](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/together_ai/model/glm-5.3-flash.md)
- [Check Together AI status](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/provider-status/together-ai.md)
- [All Together AI pricing](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/together_ai.md)

## FAQ

### Is GLM-5.3-Flash cheaper than GLM-5.3-Flash?

No. GLM-5.3-Flash costs $0.15 per 1M input tokens while GLM-5.3-Flash costs $0.15 per 1M input tokens, making GLM-5.3-Flash 0% more affordable for input. However, GLM-5.3-Flash may offer different capabilities or performance characteristics that justify the price difference.

### How does GLM-5.3-Flash pricing compare to the average chat model?

GLM-5.3-Flash input pricing is $0.15 per 1M tokens, which is 70% below the median of $0.50 for chat models. It ranks 663 out of 3263 chat models by input cost, making it cheaper than 78% of models in this category. For output, it costs $0.50 per 1M tokens compared to the median of $1.50.

### What makes GLM-5.3-Flash different from other Together AI models?

Among Together AI's 62 chat models, GLM-5.3-Flash ranks 10 by input cost.

### What are the best alternatives to GLM-5.3-Flash?

The most comparable chat models to GLM-5.3-Flash are: GLM-5.3-Flash from FriendliAI ($0.15/1M input tokens); mimo-v2.5 from OpenRouter ($0.14/1M input tokens); mimo-v2.5 from Novita ($0.17/1M input tokens); Qwen3.5-35B-A3B from DeepInfra ($0.14/1M 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 GLM-5.3-Flash's context window?

GLM-5.3-Flash supports up to 1,048,575 input tokens, placing it in the top 10% of chat models by context window size (rank 309 of 3238). This makes it suitable for processing long documents, extensive code repositories, or maintaining detailed conversation histories.

### How do I check if Together AI is down?

You can monitor Together AI service health in real time on the Bifrost Together AI 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 GLM-5.3-Flash costs?

GLM-5.3-Flash 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 $0.15 and generating 1M output tokens costs $0.50.

## Related Resources

- [Together AI models](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/provider/together_ai.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://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/model-library/compare/together_ai/glm-5.3-flash](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/together_ai/glm-5.3-flash) for AI/LLM consumption.*