npm i @rendley/sdk import { Engine } from '@rendley/sdk'const engine = await Engine.create()await engine.addClip('intro.mp4')await engine.export() // WebCodecs
A real editing engine that renders in the browser.
Do more with video than automate images with Bannerbear
Bannerbear is an image-first automation API that also generates simple videos from templates. Rendley is a video platform: an in-browser editing SDK, a REST video API, and a hosted MCP server for real timeline editing and rendering.
Unlimited exportsFree planBrowser-based
Bannerbear is primarily a template-based image automation tool with a lightweight video API bolted on. Rendley is built for video first, with a true in-browser editing engine, a REST API, and an official MCP server. If your job is auto-generating social images at scale, Bannerbear is purpose-built for that; if you need to composite, edit, and render video, that is what Rendley does.
One platform, three surfaces
Everything ships in code.
curl api.rendley.com/v1/agent/sessions \ -H "Authorization: Bearer $KEY" \ -d '{ "prompt": "30s launch promo" }' # poll the job, then pull a signed URL
Prompt to video from one deterministic endpoint.
# mcp.rendley.com — Apache-2.0claude mcp add rendley \ https://mcp.rendley.com "Cut a 15s teaser from these clips"
Hosted server, 18 tools, open source.
3
Surfaces in one platform: SDK, API, MCP
25+
AI models built in, added as they launch
18
Tools in the hosted MCP server
EU
Assets stored in Germany (Hetzner)
How they compare
Where Rendley Studio pulls ahead.
Image automation vs a real video engine
This is the core difference. Bannerbear started as an image-generation API and its video support is a lighter, template-driven add-on. Rendley’s SDK is a full editing engine written for video.
Rendley Studio
- @rendley/sdk is a JS/TS video editing engine that runs completely in the browser
- Renders client-side with WebCodecs and WebGL, with an FFmpeg (WASM) fallback
- Published on npm; it is the same engine that powers the Rendley app
- Timeline model with layers, transitions, effects, audio, and captions
Bannerbear
- Started as a template-based image generation API
- Video is a secondary, simpler template API on top of the image product
- No in-browser editor SDK and no client-side rendering engine
The API surface
Both are API-first. Bannerbear’s API is optimized for generating assets from templates with credits. Rendley’s REST API covers uploads, editing, exports, jobs, and a prompt-to-video agent.
Rendley Studio
- REST API at api.rendley.com/v1 with an OpenAPI schema
- Uploads, project edits, /export plus /export/cost, and job polling to a signed URL
- Prompt-to-video agent endpoint at /agent/sessions; deterministic edit spec
- Same engine is callable from the SDK, HTTP, and MCP
Bannerbear
- Template-driven generation API billed in credits
- Integrations such as Zapier for no-code automation
- Focused on producing finished assets rather than editing a timeline
MCP and agents
Rendley ships an official hosted MCP server so agents can drive editing directly. Bannerbear does not publish an MCP server.
Rendley Studio
- Hosted MCP server at mcp.rendley.com with 18 tools
- Works with Claude, ChatGPT, Cursor, Codex, and any remote-MCP client
- Drives the hosted editor and API; requires a paid plan
- Open source (Apache-2.0): rendleyhq/rendley-mcp
Bannerbear
- No official MCP server
- Automation is handled through the API and integrations like Zapier
AI generation models
Rendley aggregates 25+ AI models across video, image, voice, and music inside one project. Bannerbear centers on template rendering rather than a multi-vendor model catalog.
Rendley Studio
- 25+ models across video, image, voice, music, and translation
- Video: Veo, Kling, Seedance, Sora, Wan, Hailuo; image: Flux, DALL-E, Nano Banana, Imagen
- Voice and audio via ElevenLabs and more; new models added as they launch
- Every AI call has a matching /cost endpoint for predictable billing
Bannerbear
- Template-based image and simple video generation
- Not positioned as a multi-model AI video platform
The details
Rendley Studio vs Bannerbear, side by side.
| Rendley Studio | Bannerbear | |
|---|---|---|
| Primary use case | Video editing and rendering (SDK + API + MCP) | Automated image generation, with a simple video API |
| In-browser editing SDK | Yes — @rendley/sdk renders client-side (WebCodecs/WebGL) | No in-browser video editor SDK |
| REST API | Yes — api.rendley.com/v1, OpenAPI, jobs + signed URLs | Yes — template generation API, credit-based |
| Official MCP server | Yes — hosted, 18 tools | No |
| Prompt-to-video agent | Yes — /agent/sessions endpoint | No |
| AI generation models | 25+ aggregated (Veo, Kling, Seedance, Sora, Flux, DALL-E…) | Template-based image/video generation |
| Object storage region | EU — Hetzner, Nuremberg (Germany) | Check vendor docs |
| Pricing model | Plans + credits: Free, $15, $30, $70/mo (1 credit = $0.01) | Free trial (30 images, no video); Startup $49/mo (1,000 credits), Business $149, Enterprise $299 |
Competitor details are from public pricing and documentation and can change. Verify current specifics on the vendor’s own site.
Credit where due
Where Bannerbear is the stronger choice
- For high-volume, template-driven image automation, Bannerbear is purpose-built. If most of your output is social images and simple graphics, it is a cleaner fit than a full video engine.
- Its no-code integrations, including Zapier, make it fast to wire up for marketers who want auto-generated assets without touching an SDK.
- The template-and-credits model is simple to reason about for teams that just want an image (or a quick video card) out the other end.
- If you never need timeline editing, layering, or client-side rendering, Bannerbear’s lighter scope is easier to adopt for that narrow job.
Best-in-class AI models, built in
Generate clips, images, and voiceovers without leaving the editor. New models are added as they launch.
KlingVeoSoraSeedanceNano BananaElevenLabs
FAQ
Asked. Answered.
Not primarily. Bannerbear is an image-first automation API that also offers a simpler, template-based video API. If you need to composite, edit, and render video on a timeline, that is Rendley’s focus, delivered through an in-browser SDK, a REST API, and an MCP server.
Create your next video in minutes.
Free to start, with no length caps. Try it on a real project.