AI APIs for Developers – Explore AI Models, LLMs, Pipelines & Functions

seed-v2.1-turbo

Seed v2.1 Turbo by ByteDance is a 256K-context reasoning model for coding and agent workflows. It can use images for understanding and returns text or JSON.

Partner LLM

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seed-v2-pro

ByteDance

Seed V2 Pro is ByteDance’s Seed2.0 Pro-class model for long-horizon reasoning, agent-style task planning, and image-grounded Q&A in chat workflows. ([seed.bytedance.com](https://seed.bytedance.com/en/seed2?utm_source=openai))

Partner LLM

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seed-v2-pro-uncensored

ByteDance

ByteDance Seed V2 Pro Uncensored is a long-context multimodal chat model for complex reasoning and image Q&A. It generates detailed text answers from prompts and images.

Partner LLM

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seed-v2.1-turbo-uncensored

ByteDance

ByteDance model for long-context chat, coding, and image Q&A with fewer refusals. It returns detailed text answers you can use in real workflows.

Partner LLM

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seedream-v5-pro-uncensored

ByteDance

Generate 1K or 2K images with strong typography and reference-guided edits. Built on ByteDance Seedream 5.0 Pro for posters, UI, and product visuals.

Text to Image

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seedance-2.5-uncensored

ByteDance

Create 4–30s videos from a description, or steer motion using first and last frame images. Choose 480p or 720p output with optional synced audio.

Text to Video

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seedance 2.5 reference

ByteDance

Create 4–30 second videos guided by reference clips, images, and audio. Preserve motion and timing while changing subjects, style, and scene details.

Image to Video

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seedance 2.5

ByteDance

Create 4–30 second videos from a prompt and optional first and last frame images, with optional synced audio. Powered by ByteDance Seedance.

Text to Video

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h3-r2v

MiniMax

MiniMax H3 R2V generates 4–15s videos with synced stereo audio from reference images, clips, and optional audio. Use it for consistent characters, style, and motion.

Image to Video

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h3

MiniMax

MiniMax H3 I2V generates 4–15s videos from a prompt and optional first or last frame. It outputs MP4 video at 24 FPS with 32 kHz stereo audio.

Text to Video

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flux-3-v2v

blackforestlabs

Extend a source video past its final frame. FLUX 3 V2V generates 5–20 seconds of 720p or 1080p footage, with optional synced audio.

Video to Video

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flux-3

blackforestlabs

FLUX 3 I2V turns 1–10 images and a prompt into a 5–20s MP4 clip at 720p or 1080p, with optional native audio and keyframe timing.

Text to Video

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audio-fade

wiro

Add smooth fade-in and fade-out to any audio file, then export as MP3, WAV, FLAC, AAC, OGG, or Opus with optional bitrate control. Built by Wiro.

Utility

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audio-trim

wiro

Cut any audio file into a precise clip using a start time plus end time or duration. Export MP3, WAV, M4A, FLAC, and more with bitrate control.

Utility

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audio-merge

wiro

Combine up to 10 audio files into one track by concatenating or mixing them, add optional crossfades, and export to common audio formats.

Utility

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audio-to-audio-conv

wiro

Convert up to 10 audio files per run to MP3, WAV, FLAC, AAC, OGG, or Opus. Choose lossless exports or set a target bitrate for smaller files.

Utility

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video-fade

wiro

Add fade-in and fade-out to a video clip with a chosen color. Control fade durations and optionally fade audio for clean starts and endings.

Utility

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video-loop

wiro

Repeat a video clip back-to-back and export one longer file. Video Loop trims inputs over 180s, supports 1–10 extra repeats, and caps output at 20 min.

Utility

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