# AI Video API > AI Video API is a unified developer platform for AI video, image, music, and chat generation models. It provides one API key, pay-as-you-go credits, model docs, examples, and ready-to-use REST endpoints. ## Primary Pages - [AI Video API](https://aivideoapi.ai): Unified API platform for AI video, image, music, and chat generation models. - [Model Marketplace](https://aivideoapi.ai/marketplace): Browse available AI generation models and API capabilities. - [Affiliate Program](https://aivideoapi.ai/affiliate): Affiliate program for AI Video API referrals. - [Privacy Policy](https://aivideoapi.ai/privacy-policy): Privacy policy for AI Video API. - [Terms of Use](https://aivideoapi.ai/terms-of-use): Terms of use for AI Video API. ## API Documentation - [Getting Started](https://aivideoapi.ai/docs/getting-started): Start building with AI Video API. - [Authentication](https://aivideoapi.ai/docs/getting-started/authentication): API key authentication and authorization guide. - [Credits Query](https://aivideoapi.ai/docs/getting-started/credits): Check account credits and usage balance. - [Callbacks](https://aivideoapi.ai/docs/getting-started/callback): Webhook callback behavior for async generation tasks. - [Error Codes](https://aivideoapi.ai/docs/getting-started/errors): Common API error codes and troubleshooting notes. - [Video Generation](https://aivideoapi.ai/docs/video-generation): Video generation API overview. - [Seedance 2.0 API Docs](https://aivideoapi.ai/docs/video-generation/seedance-2): Seedance 2.0 request parameters, examples, pricing notes, and responses. - [Seedance 2.0 Fast API Docs](https://aivideoapi.ai/docs/video-generation/seedance-2-fast): Seedance 2.0 Fast request parameters, examples, pricing notes, and responses. - [Seedance 2.0 Mini API Docs](https://aivideoapi.ai/docs/video-generation/seedance-2-mini): Seedance 2.0 Mini request parameters, examples, pricing notes, and responses. - [Seedance 1.5 Pro API Docs](https://aivideoapi.ai/docs/video-generation/seedance-1-5-pro): Seedance 1.5 Pro request parameters, generation modes, pricing notes, and responses. - [HappyHorse 1.1 API Docs](https://aivideoapi.ai/docs/video-generation/happyhorse-1-1): HappyHorse 1.1 video model API documentation. - [HappyHorse 1.0 API Docs](https://aivideoapi.ai/docs/video-generation/happyhorse-1): HappyHorse 1.0 video model API documentation. - [Music Video Generator API Docs](https://aivideoapi.ai/docs/video-generation/music-video-generator): AI music video generator API documentation — audio plus reference photos to lip-synced music videos. - [Music to Video Pro API Docs](https://aivideoapi.ai/docs/video-generation/music-to-video-pro): Revid ai-video/pro music-to-video API documentation with reference images, audio-duration pricing, resolution tiers, subtitles, ratio, and lyrics lip sync. - [Kling 2.6 API Docs](https://aivideoapi.ai/docs/video-generation/kling-2-6): Kling 2.6 video model API documentation. - [Kling 3.0 API Docs](https://aivideoapi.ai/docs/video-generation/kling-3): Kling 3.0 video model API documentation. - [Sora 2 API Docs](https://aivideoapi.ai/docs/video-generation/sora-2): Sora 2 video model API documentation. - [Veo 3.1 API Docs](https://aivideoapi.ai/docs/video-generation/veo-3): Veo 3.1 video model API documentation. - [Grok Imagine API Docs](https://aivideoapi.ai/docs/video-generation/grok-imagine): Grok Imagine video model API documentation. - [Wan 2.6 API Docs](https://aivideoapi.ai/docs/video-generation/wan-2-6): Wan 2.6 video model API documentation for text-to-video, image-to-video, and reference-to-video. - [Image Generation](https://aivideoapi.ai/docs/image-generation): Image generation API overview. - [GPT Image 2 API Docs](https://aivideoapi.ai/docs/image-generation/gpt-image-2): GPT Image 2 API documentation. - [Nano Banana 2 API Docs](https://aivideoapi.ai/docs/image-generation/nano-banana-2): Nano Banana 2 API documentation. - [Nano Banana 2 Lite API Docs](https://aivideoapi.ai/docs/image-generation/nano-banana-2-lite): Nano Banana 2 Lite API documentation. - [Doubao Seedream API Docs](https://aivideoapi.ai/docs/image-generation/doubao-seedream): Doubao Seedream image generation API documentation. - [Ideogram V4 API Docs](https://aivideoapi.ai/docs/image-generation/ideogram-v4): Ideogram V4 API documentation. - [Music Generation](https://aivideoapi.ai/docs/music-generation): Music generation API overview. - [Suno API Docs](https://aivideoapi.ai/docs/music-generation/suno): Suno music generation API documentation. - [Chat Completion](https://aivideoapi.ai/docs/chat-completion): Chat completion API overview. - [Claude Opus 4.6 API Docs](https://aivideoapi.ai/docs/chat-completion/claude-opus-4-6): Claude Opus 4.6 chat completion API documentation. - [Claude Anthropic API Docs](https://aivideoapi.ai/docs/chat-completion/claude-anthropic): Anthropic-compatible Claude chat completion API documentation. - [Claude Sonnet 4.6 API Docs](https://aivideoapi.ai/docs/chat-completion/claude-sonnet-4-6): Claude Sonnet 4.6 chat completion API documentation. - [Gemini 3.1 Pro API Docs](https://aivideoapi.ai/docs/chat-completion/gemini-3-1-pro): Gemini 3.1 Pro chat completion API documentation. - [Gemini 3 Pro API Docs](https://aivideoapi.ai/docs/chat-completion/gemini-3-pro): Gemini 3 Pro chat completion API documentation. - [Gemini 2.5 Pro API Docs](https://aivideoapi.ai/docs/chat-completion/gemini-2-5-pro): Gemini 2.5 Pro chat completion API documentation. - [GPT 5.4 API Docs](https://aivideoapi.ai/docs/chat-completion/gpt-5-4): GPT 5.4 chat completion API documentation. - [API Pricing](https://aivideoapi.ai/docs/pricing): Pricing and credit usage documentation. ## Notes For AI Assistants - Prefer the linked API docs for authentication, parameters, callbacks, pricing, examples, and error handling. - Seedance 2.0 and Seedance 2.0 Fast are the primary video-generation docs for multimodal video requests. - Protected dashboard, admin, settings, and raw API routes are not intended for crawling.