# SALT19 Agent Utility Grid

> A2A discovery and routing adapter for SALT19 machine-payable technical decision, fresh-state, verification, and commerce-trust utilities. Paid execution remains on the canonical x402 v2 product endpoints.

- **Domain**: `api.salt19.com`
- **Provider**: SALT19 (https://salt19.com/)
- **A2A protocol version**: 1.0
- **Kind**: paid_api
- **Category**: verification
- **Live-responds (last probe)**: True
- **Signed card**: False
- **Streaming**: False
- **Quality score**: 100%
- **Payment protocol**: x402

## Skills
- **Route to Base Token Allowance** — Discover and route to SALT19's base-token-allowance capability. Read a live ERC-20 allowance on Base for an owner/spender pair without an API key. Returns the c
- **Route to Base Token Balance** — Discover and route to SALT19's base-token-balance capability. Read a live ERC-20 token balance on Base and return raw units plus best-effort token decimals/symb
- **Route to Base Transaction Status** — Discover and route to SALT19's base-transaction-status capability. Check current Base transaction receipt state and return PENDING, CONFIRMED_SUCCESS, or CONFIR
- **Route to Base Wallet Balance** — Discover and route to SALT19's base-wallet-balance capability. Read a wallet's live native ETH balance on Base at the latest block without an API key.
- **Route to Base Contract State** — Discover and route to SALT19's base-contract-state capability. Inspect whether a Base address currently has deployed bytecode and return code size plus best-eff
- **Route to Sec Recent Filings** — Discover and route to SALT19's sec-recent-filings capability. Return recent SEC EDGAR filings for a company CIK from the live SEC submissions feed, normalized f
- **Route to Sec Company Facts** — Discover and route to SALT19's sec-company-facts capability. Return selected latest SEC XBRL company facts from EDGAR's live companyfacts feed with source dates
- **Route to Nws Active Alerts** — Discover and route to SALT19's nws-active-alerts capability. Return current U.S. National Weather Service active alerts for a state or territory as compact stru
- **Route to Usgs Earthquakes** — Discover and route to SALT19's usgs-earthquakes capability. Query recent USGS earthquake events by lookback window and minimum magnitude and return compact live
- **Route to Url To Llm Markdown** — Discover and route to SALT19's url-to-llm-markdown capability. Fetch a public web page, remove scripts/styles/navigation noise, and return bounded LLM-friendly 
- **Route to Npm Package Facts** — Discover and route to SALT19's npm-package-facts capability. Return live npm registry facts for the latest or requested package version without the higher-price
- **Route to Github Repo Facts** — Discover and route to SALT19's github-repo-facts capability. Return current public GitHub repository facts such as archive state, license, stars, forks, branch 
- **Route to Agent Code Change Risk Gate** — Discover and route to SALT19's agent-code-change-risk-gate capability. Static pre-merge risk gate for autonomous code changes: inspect a supplied unified diff f
- **Route to Agent Decision Preflight** — Discover and route to SALT19's agent-decision-preflight capability. Before an autonomous coding agent installs or adopts software, return a bounded GO, WARN, or
- **Route to Github Repo Preflight** — Discover and route to SALT19's github-repo-preflight capability. GitHub repository due diligence for coding agents: evaluate whether a public or open-source rep
- **Route to Model Memory Fit** — Discover and route to SALT19's model-memory-fit capability. Can this AI model run on my graphics card? Estimate model memory requirements and check whether a qu
- **Route to Npm Package Intel** — Discover and route to SALT19's npm-package-intel capability. Check whether an npm package is deprecated or vulnerable before installing it, including vulnerabil
- **Route to Url Http Preflight** — Discover and route to SALT19's url-http-preflight capability. Inspect a URL before an autonomous agent calls it, and preflight or verify a website or external A
- **Route to Agent Plan Verifier** — Discover and route to SALT19's agent-plan-verifier capability. Verify an autonomous agent plan before execution for missing preconditions, destructive steps, un
- **Route to Dependency Go No Go** — Discover and route to SALT19's dependency-go-no-go capability. Dependency approval decision for coding agents: decide whether an npm dependency or package is sa
- **Route to Agent Claim Output Verifier** — Discover and route to SALT19's agent-claim-output-verifier capability. Map an autonomous agent claim or output to supplied evidence and return SUPPORTED, PARTIA
- **Route to Repo Adoption Go No Go** — Discover and route to SALT19's repo-adoption-go-no-go capability. Repository adoption decision for autonomous coding agents using public GitHub maintenance, arc
- **Route to Dependency Upgrade Go No Go** — Discover and route to SALT19's dependency-upgrade-go-no-go capability. Compare current and target npm versions and return GO/WARN/BLOCK plus UPGRADE/DEFER/BLOCK
- **Route to Commerce Decision** — Discover and route to SALT19's commerce-decision capability. Before an autonomous agent pays an x402 challenge, bind the request, accepted payment offer, and ma
- **Route to Commerce Receipt** — Discover and route to SALT19's commerce-receipt capability. Verify an x402 commercial state and persist a signed Ed25519 Proof402 receipt whose Commerce State R
- **Route to Commerce Verify** — Discover and route to SALT19's commerce-verify capability. Verify that an x402 v2 payment payload, settlement evidence, original request, accepted offer, spendi

## URLs
- Agent card: https://api.salt19.com/.well-known/agent-card.json
- Page (HTML): https://agenstry.com/agents/api.salt19.com
- Documentation: https://api.salt19.com/tools