Accented letters in AI image text: a proof list for Spanish and French
Headlines with é, ñ, ü or ¿ can come back with a wrong accent. Test two Sume models on your real copy, then check every mark against a proof list.
Models
The models behind Sume's video, image, speech, and music endpoints: ids, clip lengths, resolutions, aspect ratios, audio, references, and migration.
Start with: What AI models does Sume support? Every model id, by API surface
Bumper sticker art: a 3:1 strip at 1536x512 on GPT Image 2.5
Make a wide bumper sticker on Sume with GPT Image 2.5 at a custom 1536x512 size, why 3:1 is its widest shape, and what to do for longer stickers.
ChatGPT Images 2.5 Sketch: the API way is a drawing as a reference
ChatGPT Images 2.5 added a Sketch feature. On Sume there is no sketch canvas, but a drawing sent as an input reference to GPT Image 2.5 does the same job.
Kling 3.0 15-second clip: $2.10 silent or $3.15 with sound on Sume
Kling 3 on Sume makes 4 to 15 second clips at 720p or 1080p, with audio priced at $0.21 a second and silence at $0.14. Limits, ratios and how to try it.
Longest single AI video clip by API in 2026: 30 seconds, two Sume ids
Seedance 2.5 and Wan 3.0 make a 30-second clip in one job on Sume. Kling 3 and MiniMax H3 stop at 15 s and Omni at 10 s. Limits and per-second prices.
LTX-2.5 audio-to-video: three ways to drive a clip with audio on Sume
LTX-2.5 is not on Sume. To make video that follows a voice or track, use audio references on Seedance 2.5, Wan 3.0 or H3, or H3 Max lip sync. Limits and prices.
MiniMax H3 first request: a 5-second 768p clip for 38 cents on Sume
A 5-second 768p MiniMax H3 clip costs $0.38 on Sume, with stereo sound included. The request, the 15-second limit and the 2K and 4K upscale prices.
MiniMax H3 reference limits: 9 images, 3 videos, 3 audios on Sume
MiniMax H3 reference-to-video on Sume takes up to 9 images, 3 videos and 3 audio clips, 12 in total. The duration rules, the extra-image fee and a request.
Native 4K AI video API: LTX-2.5 claims 4K, what Sume offers instead
LTX-2.5 is listed up to 4K but is not in Sume's catalog. Sume's 4K options are Gemini Omni Flash 1.1 and MiniMax H3 4K upscales. Limits and per-second prices.
New AI video models since February 2026: dates and which Sume lists
Kling 3.0, Seedance 2.5, MiniMax H3 and LTX-2.5 launched in 2026. Release dates, length limits and which of them Sume's video catalog lists today.
Sora API ended Sept 24: replacements for 15-second clips on Sume
If your Sora code made 15-second clips, Sume has Kling 3, MiniMax H3 and Seedance 2.5 or Wan 3.0 at that length, with prices per clip and one request shape.
New AI video models in 2026: which ones have a Sume model id
Seedance 2.5, MiniMax H3, Kling 3.0, Wan 3.0, LTX-2.5, Veo 3.1: a table of what a video tracker lists against the ids in Sume's Video Router catalog.
Kling 3 as your Sora replacement on Sume: four limits to check
Kling VIDEO 3.0 is 15 s with native audio per a video tracker. On Sume kling-3 takes 4-15 s at 720p or 1080p and no reference URLs. Four checks before a port.
Try Seedance 2.5 for $1.08: a 4-second 480p first request on Sume
The cheapest way to try Seedance 2.5 on Sume is a 4-second 480p clip at $1.08. The request, the limits, and what 720p and 1080p would cost instead.
Try Wan 3.0 for 25 cents: a 2-second 720p clip on Sume
Wan 3.0 takes clips as short as 2 seconds, half Seedance's 4-second minimum. At 720p that is $0.25. The request, the 30-second limit, and 480p and 1080p prices.
Veo 3.1 is a year old on Oct 15: which Sume video models to test
Veo 3.1 launched 2025-10-15 and is not on Sume. The five models Sume lists for 8 to 30 second clips with sound, and the first request to compare against it.
AI video models with sound: which toggle it, which are always on
Seedance 2.5, Wan 3.0, Kling 3 and MiniMax H3 all return audio on Sume. Kling prices audio separately; H3 and Omni cannot turn it off. What each does.
Which new video model for which job: Seedance, Wan, Kling, H3, Omni
A decision table for the five new video models on Sume, by clip length, resolution, sound and price per second. Veo 3.1 and LTX-2.5 are not on Sume.
gpt-image-2 or gpt-image-2.5 to replace gpt-image-1 on Sume?
OpenAI names gpt-image-2.5 as the gpt-image-1 replacement. On Sume, gpt-image-2 and 2.5 differ on references, mask_url, background and quality tiers.
seedream-v4 or bytedance-seed/seedream-4: which Sume id to store
Sume accepts legacy bare ids like seedream-v4 and seedream-4-5-edit, but the catalog lists org/slug ids. Store the canonical id; Python normalizer inside.
gpt-image-1 retires December 1: scan your repo, move to gpt-image-2.5
OpenAI's deprecations page lists gpt-image-1, 1.5 and 1-mini for December 1, 2026. A Python scan finds the ids, and Sume serves openai/gpt-image-2.5.
Ideogram 4.5 vs Nano Banana 2 for multi-turn edits: cost per turn
Ideogram 4.5 claims clean multi-turn edits. Compare it with Nano Banana 2 on Sume: price per turn, six-turn totals and a drift test you can run.
MAI-Voice-2.1 vs Flash: what $7 per million saves on a 60-second short
Flash lists at $15 per million characters and MAI-Voice-2.1 at $22. On a 750-character short that is a fraction of a cent. Math for 1, 30 and 3,000 shorts.
Retired AI model id to Sume id: GPT Image, Gemini and Sora lookup
One lookup table that maps retired gpt-image-1, gemini-2.5-flash-image and sora-2 ids to Sume ids, with dates, so a failing call tells you what to switch to.
AI video API news, October 6 2026: what changed for callers
Kling 4.0 heads to full launch, Seedance 2.5 API pages disagree, Omni 1.1 Flash is Google's default. What to change in a video integration today.
Ideogram 4.5 headline variants from one ad: 4 edits for about $0.30
Four headline edits of one approved ad on ideogram/ideogram-v4.5 at medium quality cost about $0.30 by Sume's catalog line. Python that runs them in parallel.
Nano Banana reference limits: Gemini slots vs Sume input_references
Google counts Nano Banana references by tier and by object versus character. Sume exposes one input_references range per row. How to read it and what to send.
Seedance 2.5 reference-to-video: what Sume accepts per pass
ByteDance lists up to 30 images, 10 videos and 10 audio clips per pass for Seedance 2.5. Here is how that maps to Sume's seedance-2.5 reference types.
Seedance 2.5 API: Seed blog says soon, BytePlus says live
Two ByteDance pages disagree on Seedance 2.5 API access. Here is what each says, and the seedance-2.5 id that runs on Sume's video router today.
MiniMax H3 Max 1080p: docs list 768P, Sume lists 1080p
MiniMax's own guide gives H3 Max 480P and 768P. Sume's minimax-h3-max row also lists 1080p. Here is the gap, and what the extra tier means for you.
MiniMax H3 open weights: 768p locally, 2K only hosted
MiniMax's open H3 Base checkpoints top out at 768p. The 2K tier needs a proprietary module. What that means if you want to self-host or call H3 through Sume.
AI video generator for long videos: 30 seconds per pass, then assemble
ByteDance says Seedance 2.5 makes 30 seconds a pass and extends to minutes. On Sume, a video job tops out at 30 s; Timeline 1.0 joins clips to 1800 s.
AI video ad text in 12 languages: Wan 3.0 or burned-in captions?
Alibaba says Wan 3.0 renders text in 12 languages. Sume lists wan-3.0 at 2 to 30 s. When to let the model draw words and when to add captions yourself.
Lyria 3.5 better vocals and pronunciation: a listening checklist
Google says Lyria 3.5 improves vocals, lyrics and pronunciation. Check a Sume Music 1.0 take yourself: listen, transcribe it with STT, and compare the words.
Omni Flash or Veo 3.1 for the Gemini API? What Sume runs
Google's video docs now call Omni Flash the default over Veo 3.1. Here are Google's listed prices for both, and which one Sume's video router carries.
Should I use sume/auto for brand image work? Pin a model id instead
sume/auto picks the image family for you and never says which. For brand work where consistency matters, pin a catalog id. What the docs say and how to choose.
MCP server for video analysis: what can an agent actually read?
Sume's remote MCP lets an agent probe a clip, sample stills, pull exact frames and transcribe audio. Semantic scene tools are dev-only. Limits and costs inside.
Gemini Omni scene extension: app, Flow, API or Sume?
Google's launch post lists four places Omni 1.1 Flash runs. Scene extension is not in all of them, and Sume's router does not expose it. Where to go instead.
AI music video with a singer close-up: still plus audio, 5 to 14.8 s
The lip-sync model in Sume's video catalog takes a still and audio of 5 to 14.8 seconds. Split a song to fit, and join the shots on a Timeline.
Which AI video models take an end frame or reference clips on Sume
Sume's catalog flags show who accepts text-to-video, an end frame, reference images, clips and audio, and who edits video. Grok is image-to-video only.
Wan 3.0 Apache-2.0: repo license line vs hosted API on Sume
The Wan 3.0 GitHub page shows an Apache-2.0 license line but does not say weights are released. What that does and does not tell you, plus the wan-3.0 id.
Lyria 3.5 tempo and duration control: Flow Music versus the Sume API
Google says Lyria 3.5 gives easier tempo and duration control in Flow Music. On Sume the same model has no duration field, so you steer length in the prompt.
Exact 16:9 sizes on GPT Image 2.5: 1280x720, then steps of 256
Only widths that are multiples of 256 give an exact 16:9 box GPT Image 2.5 accepts. 1280x720 is the smallest; 1024x576 and 1920x1080 both fail.
Tokens in a 1280x720 GPT Image 2.5 image: 106 to 3,787
A 1280x720 GPT Image 2.5 output is 106 tokens at low and 3,787 at max. Token count, dollars at $30 per 1M, and images per million tokens.
1792x1008 on GPT Image 2.5: the exact 16:9 size between 720p and 1440p
1792x1008 is a legal exact 16:9 size for GPT Image 2.5. About $0.0052 at low to $0.1850 at max on Sume, with the full quality table.
Kling 3 aspect ratios on Sume: 16:9, 9:16 and 1:1 only
kling-3 on Sume accepts 16:9, 9:16 and 1:1. For 4:3, 3:4 or 21:9 pick Seedance 2.5, Wan 3.0 or MiniMax H3 instead. A 400 means the value is not on the list.
Kling 3.0 on Sume: kling-3 is v3 Pro, motion control is separate
On Sume, kling-3 is Kling Video v3 Pro for prompt and frame video; Kling 3.0 Motion Control is a different surface billed on the driving video's seconds.
Open-weights video wave: which ids Sume lists, and which it does not
Sume's v1 video catalog lists Seedance, Wan 3.0, MiniMax H3, Kling 3 and Omni 1.1. It has no LTX id and no weights or LoRA fields. How to check before you plan.