Hedra

What Hedra does

• Hedra API v3. Chat-compatible vision and reasoning endpoints plus asynchronous image, video and audio generation jobs.
• Creative Agent studio. Interactive workspace for image, video and audio creation.
• Model training. Supports SFT, LoRA or reinforcement learning with checkpoint evaluation.
• GPU sandboxes. Environments for custom training, simulation and evaluation.
• Sovereign deployment. Keeps model weights and data within a chosen jurisdiction.

Who it’s for

• Developers adding video, image and audio generation by API
• Research teams training or serving multimodal models
• Creators using the Creative Agent studio for video

Hedra pricing

Prepaid pay-per-use: video from 1.22 cents/sec, image from 0.59 cents, speech from 5 cents/1k chars; enterprise priced per engagement

As listed on November 9, 2026. Check hedra.com for current prices.

Things to know

• API access requires an API key and a prepaid USD wallet
• Pricing page lists pay-per-use rates only; no subscription or free plan shown, aside from free voice cloning
• Enterprise training and dedicated serving are priced per engagement

Quick answers

What is Hedra?

Hedra is a research and infrastructure company that trains multimodal and physical AI models and offers the same stack to other teams.

Is Hedra free?

Hedra is billed by usage. (As listed on November 9, 2026.)

Who makes Hedra?

Hedra is made by Hedra.

Where can you use Hedra?

Hedra is available on the web and an API for developers.

What are some alternatives to Hedra?

Other tools filed in the same section include Runway, Kling AI and Vidu.

Tags

#inference#video-generation#api#model-training#multimodal