deepgram-cost-tuning

# Deepgram Cost Tuning ## Overview Optimize Deepgram API costs through smart model selection, audio preprocessing to reduce billable minutes, usage monitoring via the Deepgram API, budget guardrails, and feature-aware cost estimation. Deepgram bills per audio minute processed. ## Deepgram Pricing (2026) | Product | Model | Price/Minute | Notes | |---------|-------|-------------|-------| | STT (Batch) | Nova-3 | $0.0043 | Best accuracy | | STT (Batch) | Nova-2 | $0.0043 | Proven stable | | STT (Streaming) | Nova-3 | $0.0059 | Real-time | | STT (Streaming) | Nova-2 | $0.0059 | Real-time | | STT (Batch) | Base | $0.0048 | Fastest | | STT (Batch) | Whisper | $0.0048 | Multilingual | | TTS | Aura-2 | Pay-per-character | See TTS pricing | | Intelligence | Summarize/Topics/Sentiment | Included with STT | No extra cost | **Add-on costs:** - Diarization: +$0.0044/min - Multichannel: billed per channel ## Instructions ### Step 1: Budget-Aware Transcription Service ```typescript import { createClient } from '@deepgram/sdk'; interface BudgetConfig { monthlyLimitUsd: number; warningThreshold: number; // 0.0-1.0 (e.g., 0.8 = warn at 80%) costPerMinute: number; // Base STT cost } class BudgetAwareTranscriber { private client: ReturnType<typeof createClient>; private config: BudgetConfig; private monthlySpendUsd = 0; private monthlyMinutes = 0; constructor(apiKey: string, config: BudgetConfig) { this.client = createClient(apiKey); this.config = config; ...