Kling AI is an AI image and video generation tool for creators, filmmakers, and e-commerce and advertising teams, with an API and plugin or MCP access.
Pricing: see official site
Synthesia
Synthesia is an AI video platform for businesses that makes avatar videos, dubs existing videos, and runs interactive avatar sessions for training, marketing, and sales.
- Free plan
- API · Plugin or MCP
- Verified 16 Oct 2026
What Synthesia does
Synthesia lets users create videos with AI avatars and voiceovers, translate and dub existing videos, and run interactive avatar sessions. It can also generate videos from PowerPoints, documents, or links using its AI Assistant. Signup is self-serve, and the platform is described as serving businesses and enterprise teams.
Built for
- Businesses, enterprise teams for training, marketing, and sales
Key features
- Create videos with AI avatars and voiceovers in 140+ languages
- Live Sessions for roleplay practice and conversational surveys
- AI Dubbing of existing videos with lip-sync and voice cloning
- Generate videos from PowerPoints, documents, or links with AI Assistant
- Dubbing and video generation via API
- Interactive avatars embeddable in products
- SCORM export to LMS (Enterprise plan)
- SAML/SSO (Enterprise plan)
Pros and cons
Pros
- Signup is self-serve, and the Basic plan is free with 10 minutes of video creation or dubbing, 3 survey responses, and 500 credits each month.
- Avatar videos with voiceovers can be made in over 140 languages.
- Existing videos can be dubbed with lip-sync and voice cloning, and dubbing and video generation are available through an API.
- The Starter plan costs USD 29 per month when billed monthly and includes 1,250 credits per month. The Pro plan costs USD 89 per month when billed monthly and includes 6,000 credits per month.
Cons
- Enterprise pricing is not published, so buyers must contact sales for a quote.
- SCORM export to an LMS and SAML/SSO sign-in are available only on the Enterprise plan.
- The free Basic plan is capped at 10 minutes of video creation or dubbing, 3 survey responses, and 500 credits each month.
Where Synthesia is listed
Synthesia is listed under AI video editors in AI video and audio tools.
Synthesia alternatives
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Kapwing also creates and edits videos for marketers and educators, generating videos from a text prompt, while Synthesia centers on AI avatar videos.
Free plan · Paid plans: see official pricing
Descript also handles video creation and editing for creators and podcasters, with transcription, dubbing and subtitles, and edits video by changing its text.
Free plan · Paid from $16/user/mo (billed annually)
Runway: AI platform for generating and editing video, images, and audio, with an API, mobile access, and a robotics simulation toolkit for developers and robotics teams.
Free plan · Paid from $12/mo (billed annually)
invideo is an AI agentic video editor that works on a multitrack timeline and is aimed at serious creatives and teams.
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