AI Streaming Cost Calculator
Calculate API costs for real-time streaming applications. Compare models for chatbots, assistants, and live generation.
User message size
Response size
Streaming does not change token pricing
Daily Input Tokens
500K
Daily Output Tokens
200K
Total Daily Tokens
700K
Cheapest Model for Your Use Case
Gemini 1.5 Flash
$2.93 per month
Annual savings vs GPT-4o
$1971.91
Monthly Cost by Model (Top 5 Cheapest)
| Model | Input/K | Output/K | Daily Cost | Monthly Cost | Annual Cost |
|---|---|---|---|---|---|
| Gemini 1.5 Flash | $0.075 | $0.3 | $0.10 | $2.93 | $35.59 |
| GPT-4o-mini | $0.15 | $0.6 | $0.20 | $5.85 | $71.17 |
| DeepSeek V3 | $0.27 | $1.1 | $0.36 | $10.65 | $129.58 |
| GPT-3.5-turbo | $0.5 | $1.5 | $0.55 | $16.50 | $200.75 |
| Claude Haiku 3.5 | $0.8 | $4 | $1.20 | $36.00 | $438.00 |
| Gemini 1.5 Pro | $3.5 | $10.5 | $3.85 | $115.50 | $1405.25 |
| Claude Sonnet 4 | $3 | $15 | $4.50 | $135.00 | $1642.50 |
| GPT-4o | $5 | $15 | $5.50 | $165.00 | $2007.50 |
| Claude Opus 4 | $15 | $75 | $22.50 | $675.00 | $8212.50 |
Streaming Best Practices
Fast UX: Users see text immediately, better perceived speed
Cost: Streaming costs the same as batch (same token pricing)
Optimization: Shorter responses = lower cost per request
Caching: Cache common prompts to reduce API calls