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How to Create AI Videos with Hedra: A Step-by-Step Guide
05.05.2025
Hedra AI makes it incredibly easy to transform static images into vibrant, talking videos. This guide demonstrates how to create a perfectly synchronized video using three free tools to get started.
Start with a high-quality image for your video character, for example, created using NightCafe’s Flux model, known for realistic and versatile results.
Find inspiration: Browse the NightCafe community gallery or use a chatbot like Grok or ChatGPT to craft a precise prompt.
Generate the image: On NightCafe, select the Flux.1 model, enter your prompt, and adjust settings such as style or resolution. Download the image once it’s ready. New users receive 5 free credits, enough for a few images
Tip:
Use clear, frontal portraits with distinct facial features for optimal results in Hedra.
Our 5 prompts from our test:
"A beautiful Eva in half portrait, she holds an apple in her hand, which she stretches forward. Behind her, a snake hangs down from a branch. The scene is bathed in warm golden sunlight."
"A futuristic female bus driver sits behind the wheel. She looks out through the open door. She is wearing futuristic clothes and glasses, atmosphere in the year 3025. Campus with tall metal structures, sleek designs and glowing digital interfaces. The campus is full of advanced technology, and a large digital sign reads “DREAM HIGH AI TECH OF INSTITUTION”. Students walk around casually, and the scene exudes a high-tech, futuristic atmosphere in the year 3025."
"Adorable image of flying baby pigs, smiling, flying through a bright blue sky with white puffy clouds, surrounded by birds swimming in the turquoise water below, with intricate details and textures inspired by pop surrealism and impressionist styles. delicate, bright colors."
"An elegant woman's hand holds a photo. The photo shows a portrait of a young man."
"A dramatic Daily Prophet front page with a headline "Schrödingers cat". Subline is "To be or not to be" and a illustration of hamlet, the prince of denmarke, wearing old traditional clothes, holding a box instead of a skull."
Step 2: Create an audio file with ElevenLabs
Next, create a voice recording for your video using ElevenLabs, a powerful AI audio platform.
- Write the script: Keep it short (up to 50 characters for a 20-second video). Use a chatbot for creative ideas, e.g., “Some memories never fade!”
- Generate the audio: Sign up for a free ElevenLabs account, which provides 10,000 credits per month for beginners — enough to experiment with voices. Choose a voice, enter your script, and download the audio file.
Tip: Try different voices to match your character’s personality. Avoid strong accents if they don’t suit the image.
Step 3: Bring it to life with Hedra
Now combine the image and audio in Hedra to create a dynamic video.
Set up in Hedra: Use the free account to access the Character-3 model (Premium includes Kling 1.6, Veo 2, and Minimax). Go to the ‘Video’ section.
Configure settings: Choose the video format (e.g., 16:9) and resolution (up to 720p on the free plan).
Add elements:
Prompt: Describe how the image should be animated, e.g., “Character speaks confidently with subtle head movements.”
Audio: Upload your ElevenLabs audio file via the ‘Audio Script’ button.
Image: Upload your NightCafe image via the ‘Start Frame’ button.
Generate: Click the arrow to start. The video, up to 20 seconds long, will take a few minutes to process.
Tip:
With the free plan, videos are limited to 20 seconds, but you can create up to 5 free videos per day. For close-ups, make sure the face is centered to avoid distortions.
Conclusion
With NightCafe, ElevenLabs, and Hedra, you can create professional AI videos in minutes — no prior experience required! Experiment with prompts, voices, and expressions to bring your characters to life. Free plans have limits but are perfect for exploring the platforms. Ready to tell your story? Let’s go!