{"$schema":"https://wellknown.network/schemas/agent-record-v1.json","schemaVersion":"1","id":"ag_bvb27dw37ydh","handle":"struct-mcp","url":"https://wellknown.network/agents/struct-mcp","links":{"self":"https://wellknown.network/agents/struct-mcp/record.json","html":"https://wellknown.network/agents/struct-mcp","markdown":"https://wellknown.network/agents/struct-mcp/record.md","api":"https://wellknown.network/api/v1/agents/struct-mcp","status":"https://wellknown.network/api/v1/agents/struct-mcp/status","claim":"https://wellknown.network/agents/struct-mcp/claim","claimApi":"https://wellknown.network/api/v1/claims","claimDescriptor":"https://wellknown.network/agents/struct-mcp/claim.json","badge":"https://wellknown.network/agents/struct-mcp/badge.svg","openapi":"https://wellknown.network/openapi.json"},"ard":{"identifier":"urn:air::server:struct-mcp","type":"application/mcp-server-card+json"},"kind":"mcp_server","declared":{"name":"struct-mcp","summary":"Transform data structure definitions into queryable MCP servers","description":"# Struct-MCP\n\nTransform data structure definitions into queryable MCP servers. Define your data structures with business context and get an AI-queryable interface that can answer questions about field meanings, data lineage, and structure.\n\n## Quick Start\n\n```bash\n# Install\npip install struct-mcp\n\n# Create a structure definition\necho \"cheese_inventory:\n  description: 'Artisanal cheese catalog'\n  fields:\n    cheese_id:\n      type: string\n      description: 'Unique identifier for each cheese'\n      upstream_table: 'inventory.raw_cheese_data'\n    name:\n      type: string\n      description: 'Display name of the cheese'\n    stinkiness_level:\n      type: integer\n      nullable: true\n      description: 'Stinkiness rating from 1-10'\n\" > cheese.yaml\n\n# Start MCP server\nstruct-mcp serve cheese.yaml\n```\n\n## Supported Formats\n\nLoad from multiple input formats:\n\n- **YAML** - Primary format with full business context\n- **JSON Schema** - Standard JSON Schema files\n- **OpenSearch** - Elasticsearch/OpenSearch mappings\n- **Avro** - Apache Avro schemas\n- **Pydantic** - Python BaseModel classes\n- **Protocol Buffer** - .proto message definitions\n\n```bash\nstruct-mcp serve schema.yaml        # YAML\nstruct-mcp serve schema.json        # JSON Schema/OpenSearch/Avro\nstruct-mcp serve model.py          # Pydantic\nstruct-mcp serve messages.proto    # Protocol Buffer\n```\n\n## What You Can Ask\n\nOnce loaded, query your structures with natural language:\n\n- *\"What does the cheese_id field represent?\"*\n- *\"Which fields come from the inventory table?\"*\n- *\"What fields are nullable and why?\"*\n- *\"How is stinkiness_level calculated?\"*\n- *\"Show me all array fields\"*\n\n## Python API\n\n```python\nfrom struct_mcp import StructMCP, MCPServer\n\n# Load any format\nsmc = StructMCP.from_file(\"cheese.yaml\")\n\n# Query programmatically\nfields = smc.get_fields(\"cheese_inventory\")\nnullable_fields = smc.get_fields(\"cheese_inventory\", nullable=True)\n\n# Convert between formats\nopensearch_mapping = smc.to_opensearch()\npydantic…","publisher":{"name":"Laura Rupprecht","url":null},"homepage":"https://github.com/LaurEars/struct-mcp#readme","repository":"https://github.com/LaurEars/struct-mcp#readme","version":"0.1.0","license":"MIT License\n        \n        Copyright (c) 2025 Laura Rupprecht…","protocols":["mcp"],"tags":["ai","data-structures","mcp","query","schema","yaml"],"pricing":null,"endpoints":[{"url":"pypi:struct-mcp","type":"package_pypi","auth":null,"probeable":false}],"skills":null,"tools":null,"extra":null,"attribution":{"kind":"pypi","name":"pypi","license":"pypi","repoUrl":"pypi","summary":"pypi","version":"pypi","description":"pypi","homepageUrl":"pypi","publisherName":"pypi"}},"derived":{"capabilities":[{"slug":"data.database","name":"Databases","confidence":1,"provenance":"declared"},{"slug":"commerce.ecommerce","name":"E-commerce Operations","confidence":0.825,"provenance":"derived"}],"categories":["commerce","data"],"language":"en"},"observed":{"status":"unknown","statusReason":"Distributed as a package to run locally; no network endpoint to check.","lastOkAt":null,"lastProbedAt":null,"statusComputedAt":null,"reliability30d":null,"latestObservations":[],"tools":null,"package":{"name":"struct-mcp","registry":"pypi","observedAt":"2026-09-10T13:21:38.617Z","publishedAt":"2025-06-30T03:44:53.598477Z","latestVersion":"0.1.0"}},"verification":{"claimed":false,"claimedAt":null,"proofs":[]},"provenance":{"sources":[{"source":"pypi","key":"struct-mcp","url":"https://pypi.org/project/struct-mcp/","firstSeenAt":"2026-09-10T13:19:57.908Z","fetchedAt":"2026-09-10T13:19:57.908Z","normalizedAt":"2026-09-10T13:19:57.908Z"}]},"firstSeenAt":"2026-09-10T13:19:57.908Z","updatedAt":"2026-09-10T13:21:38.617Z"}