Docs / Changelog

Changelog

Notable updates to RelayDance, newest first.

#2026-06

Models

• gpt-image-2 added for image generation; image output is free, you pay only for input
• Seedance super-resolution launched: seedance-upscale-720p (480p to 720p) is live, with 1080p, 2k and 4k coming soon
• Grok models retired: RelayDance now serves video and image generation only

Documentation

• Docs refreshed for accuracy: every endpoint, parameter and model ID in these pages now matches the live API
• Per-site documentation: each brand documents exactly the endpoints it serves

#Initial release

Platform

• Asynchronous video generation API: submit, poll, or receive a webhook callback
• Seedance 2.0 and HappyHorse video models; gpt-image-2 image generation; Seedance super-resolution
• OpenAI-compatible image endpoint under one base URL
• Console with API key management and usage tracking