# Katechon Arc vs Hedra

> Hedra: A visual AI company known for talking-character video: its own Character-3 and Avatar models, a collaborative studio with an agent, and a pay-as-you-go API. Katechon Arc is a production studio for multi-episode AI dramas and video ads. Here is what each does, with a source for every Hedra claim.

URL: https://arc.katechon.technology/compare/hedra
Updated: 2026-10-17

## Side by side

> Every Hedra entry links to the public page it was read from on 2026-10-17. Prices and features change; check the source before you buy. Katechon Arc facts come from our own [pricing](https://arc.katechon.technology/pricing) and [models](https://arc.katechon.technology/models) pages.

Hedra and Katechon Arc, as of 2026-10. Every Hedra entry cites its source.

| Topic | Hedra (as of 2026-10) | Source | Katechon Arc |
| --- | --- | --- | --- |
| What it is | An agentic, collaborative studio; a usage-billed API hosting 110+ models; and its own talking-character models. | https://www.hedra.com/developers | A production studio for multi-episode dramas and video ads: script plan, references, storyboards, video, voice and film export in one project. |
| Plans | Basic $20/month (2,000 credits), Pro $50 (7,200), Ultra $100 (18,000), Teams $75 (14,400); API billed from a prepaid wallet with no subscription. | https://www.hedra.com/pricing | Starter $12.90/month (1,800 credits), Pro $49.90/month (10,000 credits), Ultra $129.90/month (27,000 credits), Organization $199/month (42,000 credits); annual billing on Starter, Pro, Ultra. No free plan. [Pricing](https://arc.katechon.technology/pricing). |
| Video models | Its own Character-3 and Hedra Avatar (image plus audio to talking video, up to 10 minutes per generation) plus Seedance 2.5, Kling V3, Wan 3.0, MiniMax H3 and others. | https://www.hedra.com/models | Seedance 2.0, Seedance 2.0 Fast, Seedance 2.0 Mini for video; Seedream 5.0 Lite and Seedream 4.5 for images; ElevenLabs voice. A narrower model list than multi-model platforms. [Models](https://arc.katechon.technology/models). |
| Lip sync | Lip sync with Character-3, Hedra Avatar, Omnihuman 1.5 and others; voices from ElevenLabs and MiniMax. | https://www.hedra.com/uses/ai-lip-sync | Dialogue and voice are generated with each shot by Seedance, and narration with ElevenLabs. Arc has no dedicated long-form talking-avatar model. |
| Character consistency | Save characters, products and visual references as Elements for reuse. | https://www.hedra.com/studio | One reference sheet per character, location, prop and product, attached to every shot it appears in. [How it works](https://arc.katechon.technology/guides/consistent-characters). |
| Agents | Hosted MCP server at mcp.hedra.com. | https://www.hedra.com/llms.txt | A remote MCP server with 38 tools, authenticated with a personal API key. [Developers](https://arc.katechon.technology/developers/mcp). |

## Choose Hedra if

- You need long talking-character or avatar video with strong lip sync.
- You want pay-as-you-go API access to many models without a subscription.
- Your team wants a shared canvas with an agent and reusable Skills.

## Choose Katechon Arc if

- You are making a multi-episode drama or a series of ads and need the same cast, locations and products in every shot.
- You want to review an episode plan, scripts and storyboards before you spend credits on video.
- You want one project to hold the whole production, from source text to an exported film or a Jianying draft.
- You want an AI agent of your own to drive production through the [Katechon Arc MCP server](https://arc.katechon.technology/developers/mcp).

## How we compared

We read Hedra's own pricing, product and documentation pages and wrote down only what they state, in neutral words. Where a page did not say something, we say we did not find it rather than assume it is missing. Katechon Arc is our product, so weigh this page accordingly, and see the films we made with it on the [films page](https://arc.katechon.technology/films).

Other comparisons: [Katechon Arc vs Higgsfield](https://arc.katechon.technology/compare/higgsfield), [Katechon Arc vs Runway](https://arc.katechon.technology/compare/runway), [Katechon Arc vs Topview](https://arc.katechon.technology/compare/topview), [Katechon Arc vs LTX Studio](https://arc.katechon.technology/compare/ltx-studio), [Katechon Arc vs Showrunner](https://arc.katechon.technology/compare/showrunner). For raw model prices per second, see the [AI video price index](https://arc.katechon.technology/ai-video-price-index).