Add captions to videos in OpusClip when new avatar video events occur in HeyGen.

When new avatar video events occur in HeyGen, send the video to OpusClip to automatically add captions.

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How Knit builds this workflow

The Agent researches both APIs and wires the trigger on one side to the action on the other — no pre-built connector required. Here is the vocabulary it has to work with.

OpusClip Explore OpusClip →

Triggers

New content generated

Fires when OpusClip finishes generating a draft, image, or video.

Render finished

Fires when a video or asset render completes in OpusClip.

Document published from a flow

Fires when OpusClip publishes a document from a workflow.

Actions

Generate content from a prompt

Sends a prompt to OpusClip and returns the generated text, image or video.

Render from a template

Renders a video or asset from a saved template in OpusClip.

Summarize a block of text

Uses OpusClip to summarize longer text.

Create or update a document

Writes generated content to a document in OpusClip.

HeyGen Explore HeyGen →

Triggers

New content generated

Fires when HeyGen finishes generating a draft, image, or video.

Render finished

Fires when a video or asset render completes in HeyGen.

Document published from a flow

Fires when HeyGen publishes a document from a workflow.

Actions

Generate content from a prompt

Sends a prompt to HeyGen and returns the generated text, image or video.

Render from a template

Renders a video or asset from a saved template in HeyGen.

Summarize a block of text

Uses HeyGen to summarize longer text.

Create or update a document

Writes generated content to a document in HeyGen.

Feed written AI drafts into media renders When new content is generated in OpusClip, send the text to HeyGen to render a custom document or visual asset from a template. See details

Summarize published AI documents automatically When a document is published from a flow in OpusClip, automatically pass the full text to HeyGen to generate a concise summary. See details

Draft detailed reports from finished media renders When a render is finished in HeyGen, pass the asset metadata into OpusClip to generate a companion text draft from a prompt. See details

See all OpusClip + HeyGen integrations → · Browse the full workflow library →

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FAQ

Common questions

Can Knit build “Add captions to videos in OpusClip when new avatar video events occur in HeyGen.” between OpusClip and HeyGen?

Yes — describe it in the box above and Knit's Integrations Agent researches OpusClip and HeyGen's public API docs (or your own uploaded docs) and builds a working workflow, whether or not either app already has a pre-built connector.

How long does it take to build?

Minutes to a first working version, not weeks — you test it against real data before it goes anywhere near production.

Why would a business connect two AI content platforms like OpusClip and HeyGen?

Connecting OpusClip and HeyGen lets you orchestrate specialized content steps, such as passing written copy from one tool into a second engine to create visual renders or summaries.

Can content generated in OpusClip automatically update templates in HeyGen?

Yes, output text created in OpusClip can immediately feed into custom document or media templates in HeyGen.