Identity and keys
A key is shown in full only once. Every file and task belongs to its owner.
One API. More models.
Reach models from more than one provider, then test, call, and track the cost in the same account.
Base URL
https://www.link42.ai/v1Works with:Claude CodeCodexCursorGemini CLIOpenCodeOpenAI SDKAnthropic SDKGemini SDK
Start with an idea. Leave with a video.
Pick a model, write the prompt, and set the parameters. Sign in, check the estimate, then run a real test.
Models from more than one providerMetered tests after you sign in
Follow the task. See the cost.
From the moment you submit to the moment you download, the task, the files, the usage, and the charge stay linked.
Models from more than one providerMetered tests after you sign in
See what the models can do
Browse the models that are live, compare what they can do, and pick the one that fits the work.
Doubao-Seedream-5.0-lite
Image generation and image sets with 2K, 3K and 4K output.
Doubao-Seedream-5.0-pro
Image generation and reference-based editing with 1K, 1.5K and 2K output.
GLM-5.3-Flash
Long-context reasoning, multimodal understanding and tool calling.
DeepSeek-V4-Flash正式版
Fast long-context text reasoning and tool calling.
DeepSeek-V4-Pro正式版
Deep long-context reasoning for complex tasks and tool calling.
DeepSeek-V4.1-Flash
Long-context reasoning, multimodal understanding and tool calling.
ByteDance-Seedream-4.5
Explore capabilities and integration details
Dola-Seedream-5.0-lite
Explore capabilities and integration details
Dola-Seedream-5.0-pro
Explore capabilities and integration details
seedance2.0fast
Fast video generation with model-specific output controls.
Seedance 2.0 Mini
Efficient video generation from 4 to 15 seconds at 480p or 720p.
Seedance 2.5
Multimodal video generation from 4 to 30 seconds at 480p, 720p or 1080p.
seedance2
Video generation with model-specific duration and resolution controls.
Seedance 2.0 Fast
The Fast variant of Seedance 2.0, with 4–15 second output in 480p or 720p.
Seedance 2.0
Generate 4–15 second videos, with resolutions ranging from 480p to 4K.
Seedance 2.0 Mini
A lightweight model for short videos, with 4–15 second output in 480p or 720p.
Seedance 2.5
Generate videos up to 30 seconds long in 480p, 720p or 1080p.
One account for the whole job
The API, the tasks, the files, and the ledger all come back to the same account.
API access
One model ID and one request shape, so changing models does not mean rewriting the call.
Async tasks
Submit a job, watch it run, cancel it, and download the result when it is done.
Creative assets
Private inputs and finished results live in one library, and only their owner can see them.
Usage and ledger
The hold, the charge, the release, and the usage all line up against the same request.
Three steps, then you are creating
Look at the models, create a key after you sign in, and follow the docs from there.
- 1Create an accountYour own balance, keys, and files.
- 2Create a keyWe show the full key only once. Save it somewhere safe.
- 3Follow the docsUse a path and a payload the docs already verify.
Secure enough to audit
Risk controls
The playground asks you to sign in. Pulling files from a remote URL stays off unless you turn it on.
Billing you can check
See the estimate before you submit. We charge what the run actually used, and the ledger keeps the receipt.