API Changelog & Updates

A comprehensive history of updates, new features, and improvements to the Runway API. Create an account to get started today.

Gemini Omni Flash in Runway API

July 1st, 2026 - Gemini Omni Flash (gemini_omni_flash) is now available via the Runway API. Generate videos from text, a first-frame image, or an existing video, with output at 720p and optional generated audio. Text-to-video and image-to-video support durations from 3–10 seconds (default 5) at landscape 1280:720 or portrait 720:1280. Video-to-video edits an input video of up to 10 seconds — output matches the input’s duration and orientation — and accepts up to 5 reference images to guide the edit. Text-to-video and image-to-video are billed at 10 credits per second (plus 1 credit for the first-frame image on image-to-video), and video-to-video at 11 credits per second of input video plus 1 credit per reference image. Use the text to video, image to video, and video to video endpoints to get started.

Seed Audio 1.0 in Runway API

June 30th, 2026 - Seed Audio 1.0 (seed_audio) is now available via the Runway API. Generate speech and sound effects from text, with optional audio references of up to 30 seconds to guide the output. Seed Audio 1.0 supports up to 120 seconds of generated audio and can output in WAV, MP3, and Ogg Opus formats. It is billed at 0.25 credits per second, with a 5 credit minimum per generation. Use the text to speech and sound effect endpoints to get started.

Seedance 2.0 Mini in Runway API

June 26th, 2026 - Seedance 2.0 Mini (seedance2_mini) is now available via the Runway API. Generate videos from text, images, or video with support for keyframe control, reference images, reference videos, and generated audio. Seedance 2.0 Mini supports image-to-video, text-to-video, and video-to-video generation modes, with durations from 4–15 seconds and output at 480p or 720p. Seedance 2.0 Mini is billed at 16 credits per second, with a 64 credit minimum per generation. Use the text to video, image to video, and video to video endpoints to get started.

Ad Localization recipe

June 25th, 2026 - The Ad Localization recipe (ad_localization) is now available via the Runway API. Localize an existing ad image for a target language while preserving visual creative and layout. Billed at 21 credits per localized image. Use the Ad Localization recipe guide and API reference to get started.

4K support for Seedance 2.0

June 24th, 2026 - Seedance 2.0 (seedance2) now supports 4K output. Six new 4K ratio values are available across the text to video, image to video, and video to video endpoints: 3840:1646 (21:9), 3840:2160 (16:9), 3840:2880 (4:3), 3840:3840 (1:1), 2880:3840 (3:4), and 2160:3840 (9:16). These are in addition to the existing 480p, 720p, and 1080p options, and the default ratio remains 1280:720. 4K generations are billed at 150 credits per second.

Magnific Video Upscaler

June 11th, 2026 - Magnific Video Upscaler (magnific_video_upscaler_creative) is now available via the Runway API. Upscale input videos up to 30 seconds to 720p, 1k, 2k (default), or 4k output resolution, with optional controls for creativity, sharpen, smart grain, flavor, and fps boost. Always set model to magnific_video_upscaler_creative on the video upscale endpoint. Billing is per output frame — see video upscale pricing.

Seedance 2.0 Fast in Runway API

June 5th, 2026 - Seedance 2.0 Fast (seedance2_fast) is now available via the Runway API. Generate videos faster from text, images, or video with support for keyframe control, reference images, reference videos, and generated audio. Seedance 2.0 Fast supports image-to-video, text-to-video, and video-to-video generation modes, with durations from 4–15 seconds and output at 480p or 720p. Use the text to video, image to video, and video to video endpoints to get started.

Aleph 2.0 in Runway API

June 2nd, 2026 - Aleph 2.0 is now available via the Runway API. Edit existing videos with text prompts and optional keyframe images placed at specific timestamps. Aleph 2.0 supports input videos from 2–30 seconds, up to 5 keyframe images, and optional content moderation settings. Use the model identifier aleph2 with the video to video endpoint. The aleph2_alpha identifier remains available as a deprecated alias.

HappyHorse 1.0

May 29th, 2026 - HappyHorse 1.0 (happyhorse_1_0) is now available via the Runway API. Generate videos from text or from a first-frame image with durations from 3–15 seconds. Text-to-video supports 10 output dimensions across 720p and 1080p. Image-to-video preserves your input aspect ratio and accepts an optional motion prompt. Use the text to video and image to video endpoints to get started.

Seedance 2.0 in Runway API

May 28th, 2026 - Seedance 2.0 is now available via the Runway API. Generate high-quality videos from text, images, or video with support for keyframe control, reference images, reference videos, and generated audio. Seedance 2.0 supports image-to-video, text-to-video, and video-to-video generation modes, with durations from 4–15 seconds.

Gemini 3 Pro Image (Nano Banana Pro)

April 30th, 2026 - Gemini 3 Pro Image, also known as Nano Banana Pro (gemini_image3_pro), is now available via the Runway API. Generate images with up to 5,500-character prompts and up to 14 reference images, at 1K, 2K, or 4K resolution across 10 aspect ratios. Use the text to image endpoint to get started.

GPT Image 2

April 23rd, 2026 - OpenAI’s GPT Image 2 (gpt_image_2) is now available via the Runway API. Supports up to 16 reference images (with optional prompt-referenceable tags), 30 width:height ratios across 1K, 2K, and 4K tiers plus an auto resolution, and tiered pricing by resolution and quality. Unlike gpt_image_1, transparent backgrounds are not supported. Use the text to image endpoint to get started.

Gen-4.5 in Runway API

February 10th, 2026 - Gen-4.5 is now available via the Runway API. Generate high-quality videos from text alone or from images with improved quality and control. Gen-4.5 supports both text-to-video and image-to-video generation modes, with durations from 2-10 seconds. Learn more at Gen-4.5 announcement.

ElevenLabs Clean Audio

October 16th, 2025 - ElevenLabs Voice Isolation is available directly via the Runway API. Strip background noise from any recording and isolate crisp, clear speech—built for film, podcast, and interview workflows.

ElevenLabs Voice Dubbing

October 16th, 2025 - ElevenLabs Dubbing is available directly via the Runway API. Translate your content into 29 languages with AI-generated speech that maintains the speaker’s original voice characteristics and emotional tone.

Google Veo 3.1

October 15th, 2025 - Google Veo 3.1 text to image and image to video are now available in the Runway API. Generate with even greater fidelity and control with first and last keyframe support, the new Reference to Video feature and support for full 1080p outputs. Learn more at the link below.

ElevenLabs text to Sound Effects

October 8th, 2025 - Flexible generation times for Runway video models are now available via the Runway API. Choose any duration from 2-10 seconds using Gen-4 Turbo. Pay only for what you generate.

Flexible Generation Length

October 8th, 2025 - Flexible generation times for Runway video models are now available via the Runway API. Choose any duration from 2-10 seconds using Gen-4 Turbo. Pay only for what you generate.

Text to Speech

September 25th, 2025 - Starting today, ElevenLabs’ Multilingual v2 Text to Speech is available directly via the Runway API. Generate natural, emotionally-aware speech in 29 languages while maintaining consistent voice quality and personality.

API Playground

September 24th, 2025 - Today we’re launching the Runway API Playground—a new interactive environment that lets developers test and refine their integrations before going to production. Build with confidence and ship faster. The Runway API Playground provides a full sandbox environment with all our latest models.

Third Party Models

September 23rd, 2025 - Select third party models are now available via the Runway API. All designed to make your creative workflows even more robust and controllable within Runway. Starting with Google Veo3 and Nano Banana (gemini_2.5_flash).

Launch Gen-4 Image Turbo in Runway API

August 19th, 2025 - Introducing our fastest image model. Generate with reference images in 10 seconds or less. Gen-4 Image Turbo costs 2.5-4x less than non-turbo and achieves a 93.3% quality Dreambench++ Score compared to standard Gen-4 Image generations.

Aleph in Runway API

August 1st, 2025 - Aleph is now available via the Runway API, allowing you to bring an entirely new to way to edit, transform and generate videos directly into your apps, products, platforms and websites.

Act-Two in Runway API

July 21st, 2025 - Act-Two is now available via the Runway API, allowing you to bring our most advanced motion capture directly into your apps, products, platforms and websites.

Runway MCP Server

June 13th, 2025 - Our MCP server is now available on GitHub. Now you can connect Claude, or any MCP-compatible assistant, directly to Runway’s generation capabilities, allowing you to build AI agents that can generate videos, images and more as part of automated workflows.

Launch Gen-4 Image in Runway API

May 16th, 2025 - Gen-4 Image is now available via the Runway API, allowing anyone to integrate its powerful multimodal generation capabilities directly into their apps, products, platforms and websites.