Initial Space: NullState Gateway UI

README.md

@@ -1,13 +1,22 @@
 ---
-title: Nullstate
-emoji: 🏃
-colorFrom: purple
-colorTo: purple
+title: NullState Gateway
+emoji: ⚡
+colorFrom: green
+colorTo: dark
 sdk: gradio
-sdk_version: '5.0'
-python_version: '3.13'
+sdk_version: "5.0"
 app_file: app.py
 pinned: false
+license: mit
 ---
 
-Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference
+# NullState Gateway
+
+AI agent payment infrastructure. Self-hosted, open-source, multi-protocol.
+
+- **x402**: HTTP 402 micropayments
+- **AP2**: Agent-to-agent mandates
+- **MCP**: Model Context Protocol
+- **KYA**: Agent identity
+
+[Full gateway →](https://greensol.me/nullstate)

app.py

@@ -0,0 +1,96 @@
+import gradio as gr
+import requests
+import json
+import os
+from datetime import datetime
+
+GATEWAY_URL = os.environ.get("NULLSTATE_GATEWAY_URL", "https://greensol.me/nullstate")
+
+def fetch_status():
+    try:
+        r = requests.get(f"{GATEWAY_URL}/health", timeout=10, verify=False)
+        data = r.json()
+        return (
+            f"Tasks: {data.get('tasks', 'N/A')}\n"
+            f"Ledger: {data.get('ledger', 'N/A')}\n"
+            f"Balance: ${data.get('balance', '0.00')} USDC\n"
+            f"AI: {data.get('ai_model', 'N/A')}\n"
+            f"Pricing: {data.get('pricing', 'N/A')}"
+        )
+    except Exception as e:
+        return f"Gateway unreachable: {e}"
+
+def get_kya_challenge():
+    try:
+        r = requests.get(f"{GATEWAY_URL}/kya/challenge", timeout=10, verify=False)
+        return r.text
+    except Exception as e:
+        return f"Error: {e}"
+
+def submit_solution(task_id: str, solution: str):
+    try:
+        r = requests.post(
+            f"{GATEWAY_URL}/mcp",
+            json={
+                "jsonrpc": "2.0",
+                "id": 1,
+                "method": "tools/call",
+                "params": {"name": "submit_solution", "arguments": {"task_id": task_id, "solution": solution}}
+            },
+            timeout=15,
+            verify=False
+        )
+        return json.dumps(r.json(), indent=2)
+    except Exception as e:
+        return f"Error: {e}"
+
+def query_intelligence(prompt: str):
+    try:
+        r = requests.post(
+            f"{GATEWAY_URL}/mcp",
+            json={
+                "jsonrpc": "2.0",
+                "id": 1,
+                "method": "tools/call",
+                "params": {"name": "get_intelligence", "arguments": {"prompt": prompt}}
+            },
+            timeout=30,
+            verify=False
+        )
+        return json.dumps(r.json(), indent=2)
+    except Exception as e:
+        return f"Error: {e}"
+
+with gr.Blocks(theme=gr.themes.Soft(primary_hue="green"), title="NullState Gateway") as demo:
+    gr.Markdown("""# ⚡ NullState Gateway
+**Payment Infrastructure for AI Agents** — x402 · AP2 · MCP · KYA
+""")
+    
+    with gr.Tab("Status"):
+        status_btn = gr.Button("Refresh Status", variant="primary")
+        status_output = gr.Textbox(label="Gateway Health", lines=6)
+        status_btn.click(fn=fetch_status, outputs=status_output)
+    
+    with gr.Tab("KYA Challenge"):
+        kya_btn = gr.Button("Get KYA Challenge", variant="primary")
+        kya_output = gr.Textbox(label="Challenge Response", lines=8)
+        kya_btn.click(fn=get_kya_challenge, outputs=kya_output)
+    
+    with gr.Tab("Submit Solution"):
+        task_id = gr.Textbox(label="Task ID", placeholder="task_abc123")
+        solution = gr.Textbox(label="Solution", lines=4, placeholder="Your solution here...")
+        submit_btn = gr.Button("Submit", variant="primary")
+        submit_output = gr.Textbox(label="Response", lines=6)
+        submit_btn.click(fn=submit_solution, inputs=[task_id, solution], outputs=submit_output)
+    
+    with gr.Tab("Query AI"):
+        prompt = gr.Textbox(label="Prompt", lines=3, placeholder="Ask NullState AI...")
+        query_btn = gr.Button("Query", variant="primary")
+        query_output = gr.Textbox(label="Response", lines=8)
+        query_btn.click(fn=query_intelligence, inputs=[prompt], outputs=query_output)
+    
+    gr.Markdown("""---
+Built with ❤️ by [NullState](https://greensol.me/nullstate) — Open-source MIT
+""")
+
+demo.launch()

requirements.txt

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+gradio>=5.0
+requests>=2.31.0