Intent in / trustworthy products out
Search without a record ID. Compare ranked candidates. Retrieve current offers and provenance through the protocol your agent already speaks.
Try a public search →Best for tool-using agents
Search with ordinary shopping intent, then retrieve a complete canonical record only when needed.
Best for direct application calls
Send an unknown-product request in natural language and receive compact, ranked product candidates.
Best for commerce-protocol clients
Use the public UCP profile to negotiate Catalog Search and Catalog Lookup capabilities with compatible commerce agents.
Best for bulk ingestion
Enumerate OpenAI-compatible CSV, Google-compatible CSV, and lossless Nexus NDJSON snapshots.
Connection guides
MCP and the Intent API accept structured POST requests rather than ordinary browser navigation. Use the appropriate guide below to connect without guessing at a request format.
MCP connection
Streamable HTTPEnter the endpoint below in an MCP-compatible client. The client communicates with it over POST, discovers the available tools, and can call search_products using ordinary shopping intent.
Remote server URL
https://nexus.ulix.ai/mcpIntent API request
JSON / POSTApplications that do not use MCP can POST an intent directly. Nexus returns compact, ranked candidates; no product name or Nexus record ID is required.
POST /api/v1/products/discover
Content-Type: application/json
{
"intent": "tool that makes listing products easy",
"page": { "limit": 10 }
}Live public catalog
Describe a product in ordinary language. Nexus searches the live catalog and returns the products that best match your request.
Discovery directive
Send ordinary shopping intent. Do not invent or require a Nexus record ID.
Use ranked summaries, prices, availability, merchants, and freshness to select likely matches.
Follow the returned record URL for complete offers, evidence, provenance, and JSON-LD.