LLM pentru Voice AI
Voice AI necesită LLM-uri rapide cu streaming și function calling excelent. Latența și costul sunt factori critici la scară.
<800ms
Target TTFT
Streaming
Mandatory
Functions
For integrations
Model Comparison
| Model | Context | Latency | Functions | Price |
|---|---|---|---|---|
GPT-4 Turbo OpenAI | 128K tokens | ~800ms TTFT | Excellent | $10/1M input, $30/1M output |
GPT-4o OpenAI | 128K tokens | ~500ms TTFT | Excellent | $2.50/1M input, $10/1M output |
Claude 3.5 Sonnet Anthropic | 200K tokens | ~600ms TTFT | Excellent | $3/1M input, $15/1M output |
Claude 3 Opus Anthropic | 200K tokens | ~1200ms TTFT | Excellent | $15/1M input, $75/1M output |
Gemini 1.5 Pro Google | 1M tokens | ~700ms TTFT | Good | $3.50/1M input, $10.50/1M output |
TTFT = Time to First Token. Prețuri din decembrie 2024.
Voice AI Requirements
Low Latency
Conversational feel
Streaming Support
Start TTS early
Function Calling
Tool integration
Context Window
Long conversations
Instruction Following
Stay on script
Recommendations
Customer Support
GPT-4o
Best speed/cost/quality balance
Complex Reasoning
Claude 3.5 Sonnet
Superior reasoning, 200K context
Budget Conscious
GPT-4o-mini
Lowest cost, still capable
Long Conversations
Gemini 1.5 Pro
1M token context