{"protocolVersion":"0.3.0","name":"Xona Agent","description":"Creative AI agent infrastructure for the agentic web — AI image generation and video generation across leading models (FLUX.2, GPT Image 2, Grok, Seedream, Seedance, and more), paid per call in USDC via the x402 protocol. Send a data part shaped {\"skill\": \"<skill id>\", \"input\": {...}}; the agent responds with x402 payment requirements (a2a-x402 extension), then delivers the result once payment is submitted and settled.","url":"https://api.xona-agent.com/a2a","preferredTransport":"JSONRPC","provider":{"organization":"Xona","url":"https://xona-agent.com"},"version":"1.0.0","capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false,"extensions":[{"uri":"https://github.com/google-a2a/a2a-x402/v0.1","description":"Supports payments using the x402 protocol (USDC on Base mainnet, settled via the Coinbase CDP facilitator).","required":true}]},"defaultInputModes":["application/json","text/plain"],"defaultOutputModes":["application/json"],"skills":[{"id":"image.creative-director","name":"Creative Director","description":"AI-powered creative research and prompt refinement using X and Google. 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Supports reference images for style/composition guidance.","tags":["image","generation"],"examples":["{\"skill\":\"image.nano-banana-pro\",\"input\":{\"prompt\":\"A watercolor fox in a forest\",\"aspect_ratio\":\"1:1\"}}"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"image.nano-banana","name":"Nano Banana","description":"AI image generation using the nano-banana model.","tags":["image","generation"],"examples":["{\"skill\":\"image.nano-banana\",\"input\":{\"prompt\":\"A minimalist poster of mountains\"}}"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"image.gpt-image-2","name":"GPT Image 2","description":"AI image generation using GPT Image 2 (OpenAI via Replicate). 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Supports one reference image.","tags":["image","generation"],"examples":["{\"skill\":\"image.grok-imagine\",\"input\":{\"prompt\":\"A golden retriever playing fetch on a sunny beach at sunset\"}}"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"image.flux-2-pro","name":"FLUX.2 Pro","description":"AI image generation using Black Forest Labs FLUX.2 Pro.","tags":["image","generation"],"examples":["{\"skill\":\"image.flux-2-pro\",\"input\":{\"prompt\":\"A cinematic portrait in golden-hour light\"}}"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"image.flux-2-max","name":"FLUX.2 Max","description":"AI image generation using Black Forest Labs FLUX.2 Max — highest quality FLUX.2 tier.","tags":["image","generation"],"examples":["{\"skill\":\"image.flux-2-max\",\"input\":{\"prompt\":\"A hyper-detailed macro shot of a dew-covered leaf\"}}"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"image.krea-2-large","name":"Krea 2 Large","description":"AI image generation using the Krea 2 Large model. Supports creativity level, moodboard strength, and style reference images.","tags":["image","generation"],"examples":["{\"skill\":\"image.krea-2-large\",\"input\":{\"prompt\":\"A color film-inspired portrait\",\"aspect_ratio\":\"4:3\",\"creativity\":\"medium\"}}"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"image.qwen-image","name":"Qwen Image","description":"AI image generation using the qwen/qwen-image model.","tags":["image","generation"],"examples":["{\"skill\":\"image.qwen-image\",\"input\":{\"prompt\":\"A vibrant digital illustration\",\"aspect_ratio\":\"1:1\"}}"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"image.seedream-4.5","name":"Seedream 4.5","description":"AI image generation using the ByteDance Seedream-4.5 model.","tags":["image","generation"],"examples":["{\"skill\":\"image.seedream-4.5\",\"input\":{\"prompt\":\"A vibrant digital illustration\",\"aspect_ratio\":\"1:1\"}}"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"video.grok-short","name":"Grok Short Video","description":"AI short video generation using the Grok Imagine Video model. Supports text-to-video and image-to-video (via image_url).","tags":["video","generation"],"examples":["{\"skill\":\"video.grok-short\",\"input\":{\"prompt\":\"A cat playing with a ball\",\"aspect_ratio\":\"16:9\"}}"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"video.seedance","name":"Seedance 2.0 Video","description":"AI video generation using ByteDance Seedance 2.0 with audio. Duration up to 10s, resolution up to 1080p (default 10s 480p clip).","tags":["video","generation"],"examples":["{\"skill\":\"video.seedance\",\"input\":{\"prompt\":\"A panda dancing in the rain\",\"aspect_ratio\":\"16:9\",\"duration\":10,\"resolution\":\"720p\"}}"],"inputModes":["application/json"],"outputModes":["application/json"]}]}