Multi-model chat
Chat with more than 210 models from a single web app, including major families such as GPT, Claude, and Gemini.
LLM Gateway
LLM Gateway is a web-based AI playground for chatting with 210+ models and using image, video, audio, and Canvas workflows from one account. It offers monthly plans, pay-as-you-go credits, and a free start option.
Overview
LLM Gateway is a web-based AI playground for chatting with 210+ models and moving between text, image, video, audio, and Canvas workflows in one account. The site positions the product as a single place to test, compare, and use models from providers such as OpenAI, Anthropic, Google, and others.
The product is organized around a browser app at chat.llmgateway.io with separate studio experiences for images, video, and audio, plus a comparison mode for running several models side by side. Pricing is presented as a mix of monthly plans and pay-as-you-go credits, with a free start option noted on the site.
Core capabilities
Comparison mode
Compare responses from several providers in one view, including a group-chat style workflow for side-by-side evaluation.
Image studio
Generate images from prompts with models such as DALL·E 3, Flux, Stable Diffusion 3, and Seedream, and request multiple variants per prompt.
Video studio
Create short videos from text prompts, preview them in the browser, and compare output from providers such as Google Veo and Alibaba Wan.
Audio studio
Turn text into speech with providers such as ElevenLabs, OpenAI, and Gemini, with support for voice selection and audio export.
Canvas workflow
Build and preview UI outputs in Canvas using JSON-driven workflows, alongside chat and media generation tools.
Common use cases
Model comparison
Use the playground to evaluate how different chat models answer the same prompt, then switch models mid-conversation or compare outputs side by side.
Image ideation and review
Generate prompt-based images, request several variants, and review them in a grid when you need to compare visual directions quickly.
Short-form video generation
Draft short videos from text prompts, preview them in the browser, and compare provider output before downloading the result.
Voice and narration generation
Convert scripts or messages into spoken audio, choose among prebuilt voices, and compare providers when you need a text-to-speech workflow.
UI prototyping with Canvas
Build and preview UIs from JSON in Canvas while keeping chat, media generation, and group comparison available in the same workspace.
Pros and Cons
Pros
- Covers chat, image, video, audio, and Canvas workflows in one product.
- Supports comparison workflows across multiple models and providers.
- Offers a broad model catalog, including 210+ models and named frontier options on higher plans.
- Provides both monthly plans and pay-as-you-go credits.
- Lets new users start free without a credit card, according to the site.
Cons
- Some studio tools show sign-in required before generation, so they are not fully open without an account.
- The pricing page notes that plan credits reset each billing cycle and do not roll over.
- The page set does not provide detailed integration or platform coverage beyond the web app.
FAQ
Can I try the product before paying?
Yes. The page says you can start free and that no credit card is required to begin.
What can I do in the playground?
The web app includes chat, image generation, video generation, audio generation, Canvas, and group chat workflows from one account.
How does pricing work?
The pricing page describes Starter, Plus, and Pro subscriptions, and also mentions pay-as-you-go credits that stay available as a fallback after monthly credits are used.
Do I need to sign in to use the studio tools?
The audio, image, and video pages show sign-in required to generate content, so those tools appear to require an account before use.
Quick Facts
- Category
- AI chat and model playground
- Platform
- Web app
- Primary use
- Test and compare AI models across chat and media workflows
- Source domain
- chat.llmgateway.io
- Pricing
- Starter, Plus, and Pro plans plus pay-as-you-go credits
- Access
- Free to start; no credit card required to begin
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