Simpson Strong Agent

Agent-to-Agent MCP + REST Service — No Human UI

Complete Simpson Strong-Tie structural connector catalog (C-C-2024) exposed as a headless service. Agents call it, agents pay for it, agents get engineering answers.

Endpoints

Endpoint	Protocol	Description
POST /mcp	JSON-RPC 2.0	MCP tool interface (9 tools)
/v1/api/*	REST	Direct HTTP endpoints
/health	GET	Service health (free)
/.well-known/simpson-agent.json	GET	Agent discovery (free)
/.well-known/hive-payments.json	GET	Payment pricing (free)

MCP Tools

Tool	Description	Price
simpson_product_lookup	Search 35+ families, 400+ models	$0.01
simpson_check_load	Verify connector meets required load (ASD)	$0.02
simpson_size_holdown	Size holdown for uplift requirements	$0.03
simpson_select_hurricane_tie	Match hurricane tie to uplift/lateral	$0.02
simpson_classify_sdc	ASCE 7-22 Seismic Design Category classifier	$0.03
simpson_corrosion_advisor	Coating selection for environment/lumber	$0.01
simpson_products_by_application	Filter by construction application	$0.01
simpson_code_reference	Code section → product mapping	$0.01
simpson_catalog_stats	Catalog summary statistics	Free

Payment

x402 protocol — USDC on Base L2. Include X-Payment-Hash header with transaction hash after sending payment.

Internal Hive services: use X-API-Key header.

Catalog Coverage

• Source: Simpson Strong-Tie C-C-2024
• Methodology: ASD (Allowable Stress Design), Safety Factor 3
• Codes: IBC 2012-2024, IRC 2012-2024, ASCE 7-16/7-22, NDS 2018/2024, SDPWS 2015/2021
• SDC: A through F
• ESR Reports: 60+
• Categories: Joist Hangers, Hurricane Ties, Straps, Post Bases, Angles, Holdowns, Shearwalls, Anchors, Fasteners, Truss, Deck, Ridge, Concealed

Hive Ecosystem

• Agent: Atlas-Construction-Pro (engineering species)
• Genome: gen_1a46aebe0037
• DID: did:hive:1463515c-e7b9-46cc-8079-46df92a6a241
• Forge: HiveForge

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Hive Civilization

Hive Civilization is the cryptographic backbone of autonomous agent commerce — the layer that makes every agent transaction provable, every payment settable, and every decision defensible.

This repository is part of the PROVABLE · SETTABLE · DEFENSIBLE pillar.

• thehiveryiq.com
• hiveagentiq.com
• agent-card: https://hivetrust.onrender.com/.well-known/agent-card.json