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heygen.com · newsletter
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A more powerful HeyGen API
Hi there,
If you've been building on HeyGen, you just got a much bigger toolbox.
We shipped our newest set of AI APIs. Wire them into your workflow and scale. All of these features are available via the CLI and MCP, too.
What's new
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Background Music API
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Sound Effect API
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Cinematic Avatar API
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Transparent Background Video API
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AI Clipping API
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HyperFrames Cloud Rendering API
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Video Agent API · with more features
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HeyGen Studio Template API
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Avatar Realtime (Broadcast)
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Batch API
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Avatar III, IV, and V · now on API / MCP / CLI
Ready to build?
Get your API key → app.heygen.com/developers/api
Explore the documentation → developers.heygen.com
Using a legacy API?
Please migrate to v3 as soon as possible to avoid potential disruption when legacy versions are deprecated.
Compare endpoint versions → developers.heygen.com/endpoint-version-comparison
Building with Claude, Codex, or another coding agent?
Provide the agent with our llms.txt file and ask it to build your automation pipeline.
Best,
The HeyGen Team
HeyGen
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