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Seedance 2.5 Flash

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Intro

Seedance 2.5 Flash (also written Seedance 2.5 flash in Chinese official coverage) is the faster, lower-cost tier Volcengine added to the Seedance 2.5 video family on 12 November 2026. In a Sina Tech report timestamped 14:54 that day, Seedance 2.5 新增 flash 版：速度翻倍，成本降三成, the company was quoted as saying the new model approaches Seedance 2.5 in quality while doubling generation speed and further reducing price, aimed at creators who need higher throughput and are more cost-sensitive. Ifeng’s same-day report at 14:37 likewise called it an official launch, and said Volcengine described it as the closest model yet to Seedance 2.5 in quality.

According to those official figures as relayed by Sina and Ifeng: text-to-video and image-to-video at 720P cost about 0.99 yuan per second, about 34% less than Seedance 2.5 and in line with Seedance 2.0; a single clip can be up to 30 seconds; a request can include up to 10 images, five videos and five audio clips; and output is offered at 480P and 720P. Officially, overall quality is better than the previous flagship Seedance 2.0, and the model includes video-editing capability. With the flash release, the Seedance 2.5 line splits into a flagship tier (oriented toward 1080P and planned 4K work) and a flash tier (oriented toward high-frequency and batch production). Officially, it would roll out on Jimeng (即梦), LibTV, Updream, Creao AI and TapNow, with the API planned for Volcengine Ark on 15 November.

Volcengine Ark documentation, 使用前必读, states that Doubao Seedance 2.5 flash model information has been published, and that online experience and API access open at 14:00 Beijing time (UTC+8) on 15 November 2026. On the distribution side, @lovart_ai posted at 2026-11-12T06:52:35Z that Seedance 2.5 Flash was on Lovart; @higgsfield posted at 12:12:10Z that it could be tried on Higgsfield; and @runwayml posted at 2026-11-13T01:23:06Z (09:23 Beijing time on 13 November) that “Seedance 2.5 Flash is now available on Runway.” This entry is a catch-up for the 12 November official launch: later scans that day recorded the existing Seedance 2.5 flagship, but did not store this new flash SKU as its own name.

Key points:

Explain

Why it matters

This is a new SKU name Volcengine confirmed on the afternoon of 12 November 2026 through public coverage and product docs — not an ordinary feature bump to the existing Seedance 2.5 flagship. Earlier radar passes treated the July 2026 Seedance 2.5 launch as an already-known name; this time the company presented flash as a second, named tier alongside the flagship, with its own speed, price, and platform notes, so it gets its own entry. In this scan window, the official Runway account confirmed on the morning of 13 November that the model is available on Runway.

This page only restates public coverage and official docs. Claims such as “nearly 2× faster,” “about 0.99 yuan per second / about 34% less,” and quality “close to Seedance 2.5 and better than Seedance 2.0” are company statements. This page does not independently reproduce them.

Limits

The public record is mainly Chinese tech reports relaying official remarks, plus Ark documentation about API access on 15 November. There is no complete, independently reproducible eval table. Officially, Ark online access and API calls open only at 14:00 Beijing time on 15 November; do not describe the 12 November platform listings as full Ark API availability. Do not treat this entry as a guarantee of quality, speed, or price.

Usage

  1. Read the Sina Tech report at https://finance.sina.com.cn/roll/2026-11-12/doc-iniynife8484368.shtml , and cross-check Ifeng at https://original.ifeng.com/c/8xzaGjATIU1 and the Volcengine Ark docs at https://docs.volcengine.com/docs/ark/seedance-2-5 ; platform announcements include the @runwayml post at https://x.com/runwayml/status/2121051193921118712 and the @lovart_ai post at https://x.com/lovart_ai/status/2120771721880117716 ;
  2. Follow the official instructions to try it on platforms already announced as carrying it, including Jimeng, LibTV, Updream, Creao AI, TapNow, Lovart, Higgsfield, or Runway; officially, Ark online access and API calls open at 14:00 Beijing time on 15 November 2026;
  3. When citing the “2× faster” claim, the 0.99 yuan-per-second price, the ~34% discount, the 30-second duration, or the reference-media limits, attribute them to the 12 November 2026 official remarks in public coverage or to the Ark docs, and recheck the upstream source;
  4. Do not describe Seedance 2.5 Flash as the July 2026 Seedance 2.5 flagship, or as the existing entry for Seedream 5.5; this page only restates public coverage and official docs — recheck the upstream sources before citing them externally.

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