AI models
Compare text, image, video, decision and robotics models. Read capability and license guides, check API access, and estimate running costs with a calculator.
Models found: 8
Speech & audio
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- Speech & audioHosted API
HeyGen Voice
HeyGen Voice turns scripts into speech using a cloned voice. Choose Instant for a short recording or Professional for a longer training set, then use the active voice through its speech API.
- Speech & audioOpen weights
YuE2
YuE2 generates songs from lyrics and a style prompt, using an editable melody-and-chord score before rendering vocals and accompaniment. Its local Python pipeline can create music, cover a recording or render a revised score into 48kHz stereo audio.
- Speech & audioOpen weights
Fish Audio Drama 3
Fish Audio Drama 3 generates speech with directions for emotion, pacing and individual words. It is available in Fish’s web and mobile apps, through the API and as downloadable weights. The API launch offer is $10 per million characters from October 13 to November 12, 2026, against a $50 regular price. Budget the text submitted for every take you generate.
- Speech & audioHosted API
GPT-Live
GPT-Live is OpenAI’s voice model family for conversations where the assistant can listen and speak at the same time. GPT-Live 1 has a developer API billed by session duration. The October 15 update brings GPT-Live 1.1 to ChatGPT, Codex and Dots, with Quip as the default for other users. The API rollout is a separate step.
- Speech & audioHosted API
Voxtral 3
Voxtral 3 is Mistral’s family for transcription, speech synthesis and voice agents. Choose the task before budgeting: speech output uses characters, while transcription and the managed voice agent use minutes.
- Speech & audioOpen weights
Ming-3.0-tts-0.5B
Ming-3.0-tts-0.5B is inclusionAI’s MIT-licensed, dense 0.5B speech model. It supports Chinese, English, German, Spanish, French, Korean and Japanese, with voice cloning and delivery controls. The release bundles multiple speech components; parameter count alone does not size a working rig.
- Speech & audioOpen weights
Phonon
Phonon is Gradium’s family of streaming text-to-speech models for local applications. It turns text into mono 24kHz speech, including the audio decoding needed to produce a waveform. The 31M English model is Apache 2.0; the 40M single-language and multilingual models use CC BY-NC 4.0. Choose the variant and its use rights before comparing device costs.
- Speech & audioOpen weights
Hy-SimulMT
Hy-SimulMT translates incoming Chinese or English speech while the speaker continues talking. Its translation model produces text; SimulInfer connects audio input, the model service and optional text-to-speech. Choose the standard checkpoint for translated text or Interleave for source transcription alongside the translation. Spoken output and voice cloning require a separate TTS service.