- Voice Assistant & Call Center Developers: Create interactive agents that speak back naturally and respond in context.
- Interactive Media & Game Designers: Build characters or NPCs with rich audio dialogues, emotional tone, and multilingual capabilities.
- Accessibility & Education: Provide conversational audio interfaces for audiobooks, language learning, or tutoring apps.
- Enterprise Conversational AI Teams: Deploy voice-enabled customer support with nuanced tone awareness and tool integration.
- Multilingual Voice App Builders: Support seamless transitions among 24+ languages with accent and tone control.
How to Use Gemini 2.5 Flash Native Audio?
- Access via Live API: Use the preview model names (`gemini-2.5-flash-preview-native-audio-dialog` or `gemini-2.5-flash-exp-native-audio-thinking-dialog`) via the Gemini API or Vertex AI Live API.
- Stream Audio & Video: Send live voice input (or video with audio); receive responsive speech output in real time.
- Adjust Thinking: Choose between Native Audio (standard speed with natural voice) and Thinking Audio (delivers deeper reasoning audio output).
- Customize Voice Behavior: Control tone, accent, expression, pace, and emotion; model recognizes when to pause or defer—e.g., in noisy environments.
- Integrate with Tools: Works alongside tool calling, context-aware actions, and structured output—perfect for agentic workflows.
- Truly Conversational Voice Interface: Gemini responds vocally in real time, recognizing tone and emotions.
- Thinking-Enabled Voice: Supports an advanced thinking-dialog version for deeper, multi-step reasoning with speech output.
- Multilingual & Expressive: Handles over 24 languages and accent shifts, with expressive control for various emotional or narrative delivery.
- Built on Flash’s Fast Reasoning Core: Delivers low-latency responses with cost savings and token efficiency.
- Enterprise-Grade Integration: Works with Live API, supports function calling, structured outputs, and tool invocation for production use.
- Natural, expressive real-time speech in API workflows
- Voice interfaces that sense tone, emotion, and environment
- Dual-mode: standard audio or thinking-depth audio output
- Supports multilingual, accent-aware dialogue experiences
- Combines voice with reasoning and tool-driven actions
- Still in preview—API may change before GA
- Requires Live API streaming and custom integration
- Thinking audio increases latency and compute usage
API
Custom
Output price (including thinking tokens): $2.00 (text) & $12.00 (audio)
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Editorial Note
This page was researched and written by the ATB Editorial Team. Our team researches each AI tool by reviewing its official website, testing features, exploring real use cases, and considering user feedback. Every page is fact-checked and regularly updated to ensure the information stays accurate, neutral, and useful for our readers.
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