DDFilmaris

OpenAI TTS HD: AI Text-to-Speech in Filmaris

Generate professional audio content with OpenAI TTS HD by OpenAI. . Integrated into the Filmaris AI film editing platform with real-time preview, multi-track timeline, and BYOK support.

OpenAI TTS HD AI audio generation model hero image showing audio output examples in Filmaris editorStart Creating

What is OpenAI TTS HD?

OpenAI TTS HD is a text-to-speech model from OpenAI available in Filmaris. It processes text input and generates audio up to 600 seconds long. Priced at , it is competitively priced for its capabilities. Within Filmaris, OpenAI TTS HD is used to generate voiceover narration, dialogue, sound effects, or background music for your film projects. Generated audio clips are placed on dedicated audio tracks in the multi-track timeline, where you can adjust volume, apply trim points, and synchronize them precisely with your video clips. The AI handles the audio production; you control the mix and timing.

Key Capabilities of OpenAI TTS HD

OpenAI TTS HD specializes in converting written text into natural-sounding speech. It supports multiple voices and languages, making it suitable for narration, character dialogue, and multilingual film productions. Voice parameters like stability and similarity can be adjusted to control how expressive or consistent the output sounds. Generated speech integrates directly onto audio tracks in the Filmaris timeline, where precise synchronization with video clips is handled through trim points and volume keyframes. The model processes text input and delivers audio output, completing the pipeline from written script to spoken dialogue.

OpenAI TTS HD audio generation capabilities demonstration in Filmaris

Using OpenAI TTS HD in Filmaris

OpenAI TTS HD integrates into Filmaris through both the Script Generator and the direct editor workflow. During script generation, the system automatically assigns OpenAI TTS HD to produce voiceover and dialogue for each scene. In the editor, you create audio prompts manually, select OpenAI TTS HD, configure parameters like voice, language, and stability, and generate. Audio clips arrive on dedicated timeline tracks where the AudioMixer handles volume, panning, and synchronization. The BYOK system accepts OpenAI API keys for cost reduction. Multilingual support (English, German, Spanish, French, Chinese, Hindi) matches the platform localization.

OpenAI TTS HD integration in the Filmaris audio editor workspace

Specifications

ProviderOpenAI
TypeText-to-Speech
Cost
Max Duration600 seconds
Input TypesText
Available on platform sinceMarch 2026

Key Features

Integrated in Filmaris editor
BYOK (Bring Your Own API Key) support
Real-time preview

Related Models & Styles

FAQ

How much does OpenAI TTS HD cost?

OpenAI TTS HD costs through the Filmaris platform. Filmaris applies a configurable markup to API costs (default 40%). If you bring your own API key (BYOK), you pay the provider directly at their listed rate with no platform markup, saving up to 40%.

What can I create with OpenAI TTS HD?

OpenAI TTS HD converts written text into natural-sounding speech in multiple voices and languages. Use it for narration, character dialogue, voiceover, and any spoken audio in your film projects.

Can I use my own API key with OpenAI TTS HD?

Yes, Filmaris supports Bring Your Own API Key (BYOK) for OpenAI TTS HD. You can add your OpenAI API key in your account settings. When a valid key is detected, the platform routes your generation requests through your own account, bypassing the credit system entirely. This saves up to 40% on the audio generation cost compared to using platform credits.