Everything in the catalog

Italian-language tool: load an accounting document, ask questions or generate reports on IFRS statements with your own Anthropic key.

German-language fact checker: paste a claim or news excerpt and an AI model assesses its truthfulness using your Anthropic key.

Photographs a business card, extracts contact fields with AI, adds background notes and follow-up email drafts, and exports a vCard QR code.

Counts tokens for text and image attachments across several Claude models using Anthropic token-counting API and your key.

Chat client that connects from the browser to any OpenAI Responses-compatible endpoint, such as OpenRouter.

Asks Gemini to locate objects in an image and draws the returned bounding boxes on top.

Bare-bones chat page that talks to a selectable Gemini model using your own Google API key.

Simple single- or multi-speaker speech generator for the Gemini Flash TTS model with directorial tags.

Requests segmentation masks from Gemini for objects in an image and overlays them for inspection.

Talk to a Gemini Live model by voice in the browser, with transcripts and optional pasted document context.

Send a system prompt plus content to a chosen Gemini model and read the response, with your own API key.

Compose single-voice or conversation scripts, set delivery style and voices, and render speech with Gemini TTS.

Try one JavaScript library against OpenAI, Anthropic or Gemini models by picking a provider and pasting a key.

Paste a draft and Claude marks words that can be cut without changing the meaning.

Records a voice message in the browser and submits it to an OpenAI audio model using your API key.

Sends prompts with different structures to OpenAI and shows how many tokens were served from cache.

Opens a realtime voice conversation with an OpenAI model over WebRTC, with optional document context.

Enter a text prompt, choose a GPT-4o audio model and listen to the spoken reply.

Takes frames from your webcam and asks Claude to write a haiku about what it sees.