---
title: "gpt-5.3-codex-spark - Model Details & Comparison"
description: "gpt-5.3-codex-spark from Chatgpt: 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/chatgpt/gpt-5.3-codex-spark"
markdown: "https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/chatgpt/gpt-5.3-codex-spark.md"
---

# gpt-5.3-codex-spark - Model Details & Comparison

> gpt-5.3-codex-spark from Chatgpt: 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-5.3-codex-spark

gpt-5.3-codex-spark is a responses model from Chatgpt. gpt-5.3-codex-spark supports vision, function calling, structured output. It accepts up to 128K input tokens.

## Specifications

- **Chatgpt Provider.**
- **Responses Mode.**
- **128,000 Max Input Tokens.**
- **128,000 Max Output Tokens.**
- **128,000 Max Tokens.**

## Capabilities

gpt-5.3-codex-spark supports: Function Calling, Vision, Parallel Function Calling, Response Schema.

## gpt-5.3-codex-spark Pricing Overview

gpt-5.3-codex-spark is a responses model from Chatgpt, with support for vision, function calling, structured output.

## Models to Compare

Alternatives to gpt-5.3-codex-spark with comparable capabilities.

| Model | Provider | Input $/1M | Output $/1M |
| --- | --- | --- | --- |
| codex-mini | Azure | $1.50 | $6.00 |
| gpt-5.1-codex | Azure | $1.38 | $11.00 |
| gpt-5.1-codex-mini | Azure | $0.28 | $2.20 |
| gpt-5.1-codex-2025-11-13 | Azure | $1.25 | $10.00 |
| gpt-5.1-codex-mini-2025-11-13 | Azure | $0.25 | $2.00 |

- [Compare codex-mini](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/codex-mini.md)
- [Compare gpt-5.1-codex](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/gpt-5.1-codex.md)
- [Compare gpt-5.1-codex-mini](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/gpt-5.1-codex-mini.md)
- [Compare gpt-5.1-codex-2025-11-13](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/gpt-5.1-codex-2025-11-13.md)
- [Compare gpt-5.1-codex-mini-2025-11-13](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/azure/gpt-5.1-codex-mini-2025-11-13.md)

## Related Resources

- [Calculate gpt-5.3-codex-spark costs](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/chatgpt/model/gpt-5.3-codex-spark.md)
- [All Chatgpt pricing](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/llm-cost-calculator/provider/chatgpt.md)

## FAQ

### What are the best alternatives to gpt-5.3-codex-spark?

The most comparable responses models to gpt-5.3-codex-spark are: codex-mini from Azure ($1.50/1M input tokens); gpt-5.1-codex from Azure ($1.38/1M input tokens); gpt-5.1-codex-mini from Azure ($0.28/1M input tokens); gpt-5.1-codex-2025-11-13 from Azure ($1.25/1M 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 gpt-5.3-codex-spark costs?

gpt-5.3-codex-spark is priced based on usage. Use the interactive calculator at the top of this page to estimate costs for your specific workload. Enter your expected usage volume and the calculator will show the total cost breakdown.

## Related Resources

- [Chatgpt models](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/provider/chatgpt.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/chatgpt/gpt-5.3-codex-spark](https://maxim-root-proxy-preview.getmaxim.workers.dev/bifrost/model-library/compare/chatgpt/gpt-5.3-codex-spark) for AI/LLM consumption.*