LLM model prices (per minute)

• DeepSeek-V4.1 Flash: $0.0011/min
• Google Gemini 3 Flash: $0.0020/min
• Google Gemini 3.1 Flash Lite: $0.0010/min
• Google Gemini 3.1 Pro: $0.0152/min
• Google Gemini 3.5 Flash: $0.0061/min
• Google Gemini 3.5 Flash Lite: $0.0013/min
• Google Gemini 3.6 Flash: $0.0058/min
• Google Gemini 3.7 Flash: $0.0029/min
• Google Gemini 3.8 Flash: $0.0029/min
• Gemma 4 31B: $0.0014/min
• OpenAI ChatGPT Latest: $0.0203/min
• OpenAI GPT-4.1: $0.0074/min
• OpenAI GPT-4.1 mini: $0.0015/min
• OpenAI GPT-4o: $0.0093/min
• OpenAI GPT-4o mini: $0.0006/min
• OpenAI GPT-5: $0.0055/min
• OpenAI GPT-5 mini: $0.0011/min
• OpenAI GPT-5 nano: $0.0002/min
• OpenAI GPT-5.1: $0.0055/min
• OpenAI GPT-5.2: $0.0077/min
• OpenAI GPT-5.4: $0.0189/min
• OpenAI GPT-5.4 mini: $0.0030/min
• OpenAI GPT-5.4 nano: $0.0008/min
• OpenAI GPT-5.5: $0.0379/min
• OpenAI GPT-5.6 Luna: $0.0008/min
• OpenAI GPT-5.6 Sol: $0.0155/min
• OpenAI GPT-5.6 Terra: $0.0081/min
• OpenAI GPT OSS 120B: $0.0006/min
• xAI Grok 4.20: $0.0070/min
• xAI Grok 4.20 Reasoning: $0.0070/min
• xAI Grok 4.20 Multi-Agent: $0.0070/min
• xAI Grok 4.3: $0.0042/min
• xAI Grok 4.5: $0.0070/min
• xAI Grok 4.6: $0.0070/min
• xAI Grok 4.7: $0.0070/min
• OpenAI GPT Realtime: $0.0676/min
• OpenAI GPT Realtime mini: $0.0216/min
• Gemini Live 2.5 Flash Native Audio: $0.0144/min
• Gemini Live 2.5 Flash: $0.0144/min

STT model prices — Build/Ship plan (per minute)

• Deepgram Flux: $0.0065/min
• Deepgram Flux (Multilingual): $0.0078/min
• Deepgram Nova-3 (Monolingual): $0.0048/min
• Deepgram Nova-3 (Multilingual): $0.0058/min
• Deepgram Nova-3 Medical: $0.0077/min
• Deepgram Nova-3 Pharma: $0.0048/min
• Deepgram Nova-2: $0.0058/min
• Deepgram Nova-2 Conversational AI: $0.0058/min
• Deepgram Nova-2 Medical: $0.0058/min
• Deepgram Nova-2 Phone Call: $0.0058/min
• AssemblyAI Universal-3.5 Pro Streaming: $0.0075/min
• AssemblyAI Universal-3.6 Pro Streaming: $0.0075/min
• AssemblyAI Universal-Streaming: $0.0025/min
• AssemblyAI Universal-Streaming-Multilingual: $0.0025/min
• Cartesia Ink 2: $0.0090/min
• Cartesia Ink Whisper: $0.0030/min
• Google Gemini 3.5 Transcribe Live: $0.0095/min
• Speechmatics Linden-1: $0.0050/min
• xAI Speech to Text: $0.0033/min
• xAI Speech to Text 2: $0.0033/min

STT model prices — Scale plan (per minute)

• Deepgram Flux: $0.0057/min
• Deepgram Flux (Multilingual): $0.0068/min
• Deepgram Nova-3 (Monolingual): $0.0042/min
• Deepgram Nova-3 (Multilingual): $0.0050/min
• Deepgram Nova-3 Medical: $0.0065/min
• Deepgram Nova-3 Pharma: $0.0042/min
• Deepgram Nova-2: $0.0047/min
• Deepgram Nova-2 Conversational AI: $0.0047/min
• Deepgram Nova-2 Medical: $0.0047/min
• Deepgram Nova-2 Phone Call: $0.0047/min
• AssemblyAI Universal-3.5 Pro Streaming: $0.0075/min
• AssemblyAI Universal-3.6 Pro Streaming: $0.0075/min
• AssemblyAI Universal-Streaming: $0.0025/min
• AssemblyAI Universal-Streaming-Multilingual: $0.0025/min
• Cartesia Ink 2: $0.0068/min
• Cartesia Ink Whisper: $0.0023/min
• Google Gemini 3.5 Transcribe Live: $0.0095/min
• Speechmatics Linden-1: $0.0050/min
• xAI Speech to Text: $0.0033/min
• xAI Speech to Text 2: $0.0033/min

TTS model prices — Build/Ship plan (per minute)

• Cartesia Sonic 3: $0.0300/min
• Cartesia Sonic 3 (2026-01-12): $0.0300/min
• Cartesia Sonic 3 Latest: $0.0300/min
• Cartesia Sonic 3.5: $0.0300/min
• Cartesia Sonic 3.5 (2026-05-04): $0.0300/min
• Cartesia Sonic 3.6: $0.0300/min
• Cartesia Sonic 3.6 (2026-08-27): $0.0300/min
• Cartesia Sonic Latest: $0.0300/min
• Cartesia Sonic Preview: $0.0300/min
• Deepgram Aura-2: $0.0180/min
• Deepgram Flux TTS: $0.0270/min
• Fish Audio S2 Pro: $0.0090/min
• Fish Audio S2.1 Pro: $0.0090/min
• Gradium TTS: $0.0288/min
• Inworld Realtime TTS 1.5 Max: $0.0210/min
• Inworld Realtime TTS 1.5 Mini: $0.0090/min
• Inworld Realtime TTS 2.0: $0.0150/min
• Inworld Realtime TTS 2.0 Flash: $0.0090/min
• Rime Coda: $0.0300/min
• Rime Mist v3: $0.0180/min
• xAI Text to Speech: $0.0090/min

TTS model prices — Scale plan (per minute)

• Cartesia Sonic 3: $0.0225/min
• Cartesia Sonic 3 (2026-01-12): $0.0225/min
• Cartesia Sonic 3 Latest: $0.0225/min
• Cartesia Sonic 3.5: $0.0225/min
• Cartesia Sonic 3.5 (2026-05-04): $0.0225/min
• Cartesia Sonic 3.6: $0.0225/min
• Cartesia Sonic 3.6 (2026-08-27): $0.0225/min
• Cartesia Sonic Latest: $0.0225/min
• Cartesia Sonic Preview: $0.0225/min
• Deepgram Aura-2: $0.0162/min
• Deepgram Flux TTS: $0.0243/min
• Fish Audio S2 Pro: $0.0090/min
• Fish Audio S2.1 Pro: $0.0090/min
• Gradium TTS: $0.0216/min
• Inworld Realtime TTS 1.5 Max: $0.0120/min
• Inworld Realtime TTS 1.5 Mini: $0.0048/min
• Inworld Realtime TTS 2.0: $0.0090/min
• Inworld Realtime TTS 2.0 Flash: $0.0054/min
• Rime Coda: $0.0300/min
• Rime Mist v3: $0.0120/min
• xAI Text to Speech: $0.0090/min