Quick verdict
Split decision, by workload. Pick Seedance 2.5 when ranking and take length matter most: on LMArena's image-to-video board it holds rank #4[5] with 1477[5], far above kling-v3-pro at 1354[5], and a single pass runs up to 30 s[4] against Kling's 15 s[1]. Pick Kling 3.0 when resolution or cost certainty decides: it renders native 3840x2160[6] while Seedance 2.5's published plan cards stop at 720p[7], and Kling AI prices every output per second, from $0.126/s[2] with audio at 720p, where ByteDance publishes no per-second API rate at all.
- Pricing Depends
- Output specs Tie
- Features Tie
- Access Tie
- Public leaderboards Seedance 2.5
Category winners are computed from the sourced rows in the tables below; “Depends” means there was not enough comparable public data to call it.
Summary
Kling AI announced Kling 3.0 on 2026-02-05 (announcement date)[8] and switched on a native 4K mode on 2026-04-23[6]; ByteDance Seed released Seedance 2.5 on 2026-07-31[4]. Both are live today — Kling through credit-based memberships and a prepaid developer API[2], Seedance 2.5 through Jimeng, Doubao and the BytePlus ModelArk API[7] — and both generate sound with the picture, Kling via a dedicated Native Audio mode[1] and Seedance via a joint audio-video architecture[4].
The capability split is unusually clean. Seedance 2.5 owns scale: up to 30 images, 10 video clips and 10 audio clips as reference material in one pass[4], generations of 30 s[4] with multi-round extensions on top, and timestamp-level editing of a finished clip instead of full regeneration. Kling 3.0 owns fidelity: the native 4K mode[6], dialogue with matching lip movement[9], and continuous takes of 15 s[1] that can contain multiple shots[1].
Only one leaderboard lists both. On LMArena image-to-video, dreamina-seedance-2.5-720p ranks #4[5] with 1477[5] while kling-v3-pro ranks #19[5] with 1354[5] — a gap well outside both confidence intervals. Cost clarity runs the opposite way: Kling's rate card spans $0.084 per silent 720p second up to $0.42/s[2] for 4K[2], while the only first-party Seedance 2.5 figure anywhere is Dreamina's promotional $0.035 per generated second at 720p[10].
Snapshot
| Spec | Kling 3.0 | Seedance 2.5 |
|---|---|---|
| Status | Live in the Kling AI app and on the Kling developer API (membership plans and API rate card published by the vendor)[2] | Generally available — API fully available to clients on BytePlus ModelArk; live in Jimeng Web and Doubao Pro[7] |
| Developer | Kling AI[8] | ByteDance Seed[4] |
| Released | 2026-02-05 (announcement date)[8] | 2026-07-31[4] |
| Lowest API price (per second, with audio) | from $0.126/s[2] | No public data |
| Cheapest paid consumer plan | $8.80/mo (Standard, monthly renewal)[11] | No public data |
| Free tier | Basic plan: $0, free forever; free-credit allowance not published[9] | No public data |
| Max length, single generation | 15 s[1] | 30 s[4] |
| Max resolution | Native 4K (3840x2160), added 2026-04-23; 1080p / 720p modes[6] | 480p / 720p (BytePlus ModelArk plans)[7] |
| Native audio | Yes[1] | Yes[4] |
| Image-to-video | Yes[1] | Yes[4] |
| Public API | Yes (Kling developer API)[2] | Yes (BytePlus ModelArk)[7] |
Pricing
Depends — not enough comparable public data| Metric | Kling 3.0 | Seedance 2.5 | Leader |
|---|---|---|---|
| API price, 720p with audio (per second) | $0.126/s[2] | No public data | — |
| API price, 1080p with audio (per second) | $0.168/s[2] | No public data | — |
| API price, 4K (per second) | $0.42/s (native 4K)[2] | No public data | — |
| API billing basis | Prepaid units at a $0.14 list price per unit. Per second of Kling 3.0 output: $0.084 (720p, no audio), $0.112 (1080p, no audio), $0.42 (4K), $0.126 (720p with native audio), $0.168 (1080p with native audio); Kling 3.0 Turbo with audio $0.112 (720p) / $0.14 (1080p). Prepaid packages from $700 (5,000 units, 180-day validity). The API plans do not support Kling 4.0.[2] | No public data | — |
| Cheapest paid consumer plan | $8.80/mo (Standard, monthly renewal)[11] | No public data | — |
| Consumer plan ladder | Basic $0 (free-credit allowance not published); Standard $8.80/mo after a $6.99 first month (list $10), 660 credits; Pro $32.56/mo after a $25.99 first month (list $37), 3,000 credits; Premier $80.96/mo (list $92), 8,000 credits; Ultra $159.99/mo (list $180), 26,000 credits[11] | No public data | — |
| In-app cost per second | 720p 6 credits/s without native audio, 9 with; 1080p 8 or 12; native 4K 30 credits/s[1] | Dreamina app: $0.035 per generated second at 720p (Basic plan, first-month promotional price); $0.047 per second (Super annual, first-year price)[10] | — |
| Free tier | Basic plan: $0, free forever; free-credit allowance not published[9] | No public data | — |
Kling 3.0 leads 0 rows, Seedance 2.5 leads 0, 0 tied; rows marked — have no comparable data or no objective “better”.
Output specs
Tie| Metric | Kling 3.0 | Seedance 2.5 | Leader |
|---|---|---|---|
| Max length, single generation | 15 s[1] | 30 s[4] | Seedance 2.5 |
| Max length with extensions | No public data | No public data | — |
| Max output resolution | 2160p (4K) (native 4K)[1] | 720p (BytePlus ModelArk plans)[7] | Kling 3.0 |
| Frame rate | No public data | No public data | — |
| Aspect ratios | No public data | No public data | — |
| Max reference inputs per generation | No public data | 50 (images + video + audio)[4] | — |
Kling 3.0 leads 1 row, Seedance 2.5 leads 1, 0 tied; rows marked — have no comparable data or no objective “better”.
Features
Tie| Metric | Kling 3.0 | Seedance 2.5 | Leader |
|---|---|---|---|
| Native audio | Yes[1] | Yes[4] | Tie |
| Lip-sync | Yes[9] | No public data | — |
| Text-to-video | Yes[1] | Yes[4] | Tie |
| Image-to-video | Yes[1] | Yes[4] | Tie |
| First / last frame control | Yes[1] | No public data | — |
| Multi-shot in one generation | Yes[1] | Yes[4] | Tie |
| Video editing | Yes[8] | Yes (timestamp-level)[4] | Tie |
| Video extension | Yes (Standard plan and above)[9] | Yes (multi-round)[4] | Tie |
Kling 3.0 leads 0 rows, Seedance 2.5 leads 0, 6 tied; rows marked — have no comparable data or no objective “better”.
Access
Tie| Metric | Kling 3.0 | Seedance 2.5 | Leader |
|---|---|---|---|
| Status | Live in the Kling AI app and on the Kling developer API (membership plans and API rate card published by the vendor)[2] | Generally available — API fully available to clients on BytePlus ModelArk; live in Jimeng Web and Doubao Pro[7] | — |
| Public API | Yes (Kling developer API)[2] | Yes (BytePlus ModelArk)[7] | Tie |
| Where to use it | Kling AI web and app on credit-based memberships; Kling developer API on prepaid unit packages[2] | Jimeng and Doubao apps; Dreamina (international consumer app); API on BytePlus ModelArk[4] | — |
| Regional limits | No public data | No public data | — |
| Release date | 2026-02-05 (announcement date)[8] | 2026-07-31[4] | — |
Kling 3.0 leads 0 rows, Seedance 2.5 leads 0, 1 tied; rows marked — have no comparable data or no objective “better”.
Public leaderboards
Winner: Seedance 2.5| Metric | Kling 3.0 | Seedance 2.5 | Leader |
|---|---|---|---|
| LMArena text-to-video score | No public data | 1474 ±9 (dreamina-seedance-2.5-720p)[12] | — |
| LMArena text-to-video rank (of 48) | No public data | #7 (dreamina-seedance-2.5-720p)[12] | — |
| LMArena image-to-video score | 1354 ±6 (kling-v3-pro)[5] | 1477 ±7 (dreamina-seedance-2.5-720p)[5] | Seedance 2.5 |
| LMArena image-to-video rank (of 48) | #19 (kling-v3-pro)[5] | #4 (dreamina-seedance-2.5-720p)[5] | — |
| VGI-Bench overall score | 44.0[13] | No public data | — |
Kling 3.0 leads 0 rows, Seedance 2.5 leads 1, 0 tied; rows marked — have no comparable data or no objective “better”.
How rows are judged: a lower price, a longer clip, a higher resolution or frame rate, more reference inputs and a supported feature win. Prices of a discontinued product are shown as historical and cannot win. LMArena scores are human-preference ratings (board snapshot dated 2026-09-21, read 2026-10-07); scores whose ± intervals overlap count as a tie. VGI-Bench is a research benchmark of visual reasoning. A row marked — has no comparable data.
Where each model leads
Where Kling 3.0 leads
Fidelity with a knowable bill. Native 4K costs 30 credits per second in the app[1], memberships renew from $8.80/mo[11] after a $6.99 first month[11], and the developer API lists $0.126/s[2] per 720p second with native audio and $0.168/s at 1080p[2]. It also documents first-and-last-frame control and multi-shot takes[1]. For structuring those shots, see our motion-JSON prompting guide for Kling 3.0 .
Where Seedance 2.5 leads
Scale, references and rank. One generation runs to 30 s[4], accepts up to 50[4] reference inputs mixing images, video and audio[4], and finished output can be corrected at specific timestamps. Seedance 2.5 also ranks #7[12] on LMArena text-to-video with 1474[12]; Kling 3.0 has no entry on that board to answer it. You can generate Seedance 2.5 on AIContentDrop alongside its siblings.
To run both behind one balance, AIContentDrop's generator offers Seedance 2.5, Minimax H3, Kling 3.0, Veo 3.1, Sora 2, Seedance 2.0, Wan 3.0, Nano Banana Pro, Nano Banana 2, ChatGPT Image 2.0 and many more. Sora 2 can no longer be generated, because OpenAI shut the Sora API down on 2026-09-24 (see our Sora status page). Plans start at $19/mo, or $14/mo billed annually, with 10 free credits to start[14]; the per-plan credit pricing lists each tier.
Which should you choose?
Frequently asked questions
Which ranks higher on public leaderboards?
Seedance 2.5, on the one board that lists both: LMArena image-to-video puts dreamina-seedance-2.5-720p at rank #4[5] (1477[5]) and kling-v3-pro at rank #19[5] (1354[5]). Kling 3.0 is absent from the text-to-video arena, and VGI-Bench scores Kling 3.0 at 44.0[13] without listing Seedance 2.5, so those boards settle nothing between them.
Which outputs higher resolution?
Kling 3.0. It generates native 3840x2160 directly[6], while the only official Seedance 2.5 resolution figures are the 480p and 720p options on the BytePlus ModelArk plan cards[7]. There is no public data for any higher Seedance 2.5 output tier.
Which costs less to run?
It depends, because only one side publishes rates. Kling's API lists $0.126/s[2] at 720p with audio and $0.42/s[2] at 4K, with app plans from $8.80/mo[11][11]. ByteDance publishes no per-second API price for Seedance 2.5; its Dreamina app lists a promotional $0.035 per generated second at 720p[10], which is a first-month consumer rate, not an API rate.
Evidence
Only official sources are cited: vendor pages, and leaderboard publishers for their own rankings. Anything we could not find on such a page is shown as “No public data”.
- Kling VIDEO 3.0 Model User Guide — Kling AI. kling.ai/quickstart/klingai-video-3-model-user-guide. Checked 2026-10-06
- Kling AI developer API pricing — Kling AI. kling.ai/dev/pricing. Checked 2026-10-06
- Kling 4.0 — official model announcement — Kling AI. kling.ai/blog/kling-4-ai-video-model. Checked 2026-10-06
- Introducing Seedance 2.5 — One-Take Creation, Flexible Referencing — ByteDance Seed. seed.bytedance.com/en/blog/one-take-creation-flexible-referencing-i…. Checked 2026-10-06
- Image-to-Video Arena leaderboard — LMArena (arena.ai). arena.ai/leaderboard/image-to-video. Checked 2026-10-06
- Kling AI Introduces the World's First Native 4K Video Model — Kling AI. kling.ai/blog/kling-ai-introduces-native-4k-video-model. Checked 2026-10-06
- Dreamina-seedance-2.5 API Now Fully Available to Clients — BytePlus (ByteDance). www.byteplus.com/en/product/seedance. Checked 2026-10-06
- Kling AI Launches 3.0 Model (official press release via PR Newswire) — Kling AI. www.prnewswire.com/news-releases/kling-ai-launches-3-0-model-usheri…. Checked 2026-10-06
- Kling 3.0 Credit Cost: 4K, Omni Audio, and Multi Shot Pricing — Kling AI. klingai.com/blog/kling-video-3-0-credit-cost-guide. Checked 2026-10-06
- Seedance 2.5 pricing (Dreamina) — Dreamina (ByteDance / CapCut). dreamina.capcut.com/seedance/seedance-2-5-pricing-2026. Checked 2026-10-06
- Kling AI membership plans — Kling AI. kling.ai/app/membership/membership-plan. Checked 2026-10-06
- Text-to-Video Arena leaderboard — LMArena (arena.ai). arena.ai/leaderboard/text-to-video. Checked 2026-10-06
- VGI-Bench leaderboard (EMNLP 2026) — VGI-Bench research team. hexuan21.github.io/VGI-Bench. Checked 2026-10-06
- AIContentDrop — Pricing — AIContentDrop. aicontentdrop.com/pricing. Checked 2026-10-07