Calculadora de Costos de OpenAI

Herramienta gratuita en línea calculate openai api costs instantly. estimate gpt-4 and gpt-3.5 pricing for prompts and completions. free online tool for developers and businesses managing openai budgets.

¿Qué es Calculadora de Costos de OpenAI?

A powerful developer tool designed to help you work more efficiently. OpenAI Cost Calculator provides accurate results instantly with a clean, intuitive interface. Perfect for developers, engineers, and IT professionals.

Fórmula

costo = (entradatokens × entradaPricePer1K ÷ 1000) + (salidatokens × salidaPricePer1K ÷ 1000)

Cómo calcular

Enter your input in the field above.
Configure any available options to customize the output.
View the results instantly with real-time updates.
Copy or export your results for use in your projects.
Compare diferentes modelos de OpenAI para encontrar el mejor valor.

Ejemplo

A chatbot sends 1,500 input tokens to GPT-4o and generates 300 output tokens. Cost: (1500/1000 × $0.0025) + (300/1000 × $0.01) = $0.00375 + $0.003 = $0.00675.

Beneficios Clave

Get accurate results instantly in your browser.
Save time with real-time calculations as you type.
No data leaves your device - complete privacy.
Free to use on any device, no sign-up required.

Errores Comunes que Debes Evitar

Not accounting for system prompt tokens
Using wrong model tier pricing assumptions
Olvidar que los tokens de razonamiento o-series se suman al costo total
Asumir que todos los modelos tienen la misma ventana de contexto

Consejos Profesionales

Use GPT-4o Mini for simple classification tasks
Reserve GPT-4o for complex reasoning and analysis
Optimize prompts to reduce token counts
Use GPT-4.1 para tareas de contexto largo que requieran hasta 1M de tokens

Términos Clave Explicados

GPT-4o: OpenAI flagship multimodal model
GPT-4o Mini: Lightweight cost-effective model
Token: Text unit processed by the model
Context window: Maximum tokens per request
o4-mini/o3: Modelos optimizados para razonamiento
Tokens de razonamiento: Tokens internos de cadena de pensamiento en o-series

Casos de uso comunes

Estimating chatbot operating costs
Budgeting for IA-powered features
Comparing GPT-4o vs GPT-4o Mini costs
Planning API usage at scale
Elegir entre modelos estándar y de razonamiento

Preguntas frecuentes

What is the difference between GPT-4o and GPT-4o Mini?

GPT-4o is the flagship model with full capabilities at $0.0025/$0.01 per 1K tokens. GPT-4o Mini is a smaller, faster model at $0.00015/$0.0006 per 1K tokens — ideal for simpler tasks.

How accurate are these cost estimates?

Costs are calculated using OpenAI's published API pricing as of 2026. Actual costs may vary based on caching, batching, and special pricing agreements.

Does OpenAI charge for both input and output tokens?

Yes, OpenAI charges separately for input (prompt) tokens and output (completion) tokens. Output tokens are typically more expensive.

¿OpenAI cobra tanto por los tokens de entrada como de salida?

Sí, OpenAI cobra por separado los tokens de entrada (prompt) y los de salida (completación). Los tokens de salida suelen ser más caros. Los modelos o-series también cobran por tokens internos de razonamiento.

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