SALT19 Agent Utility Grid

{
  "name": "SALT19 Agent Utility Grid",
  "description": "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.",
  "supportedInterfaces": [
    {
      "url": "https://api.salt19.com/a2a",
      "protocolBinding": "JSONRPC",
      "protocolVersion": "1.0"
    }
  ],
  "provider": {
    "organization": "SALT19",
    "url": "https://salt19.com/"
  },
  "version": "0.5.1",
  "documentationUrl": "https://api.salt19.com/tools",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "extendedAgentCard": false
  },
  "securitySchemes": {},
  "securityRequirements": [],
  "defaultInputModes": [
    "text/plain",
    "application/json"
  ],
  "defaultOutputModes": [
    "text/plain",
    "application/json"
  ],
  "skills": [
    {
      "id": "route-base-token-allowance",
      "name": "Route to Base Token Allowance",
      "description": "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 current block and raw token units.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "check ERC20 allowance on Base",
        "live Base token allowance for an autonomous agent",
        "read USDC allowance without an API key"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-base-token-balance",
      "name": "Route to Base Token Balance",
      "description": "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/symbol metadata without signup or an API key.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "check token balance on Base",
        "live Base USDC balance API for an agent",
        "read ERC20 balance without signup"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-base-transaction-status",
      "name": "Route to Base Transaction Status",
      "description": "Discover and route to SALT19's base-transaction-status capability. Check current Base transaction receipt state and return PENDING, CONFIRMED_SUCCESS, or CONFIRMED_REVERTED with block and gas evidence.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "is this Base transaction confirmed",
        "Base transaction receipt status for an autonomous agent",
        "check onchain payment status on Base"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-base-wallet-balance",
      "name": "Route to Base Wallet Balance",
      "description": "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.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "Base wallet balance API",
        "read native ETH balance on Base",
        "live wallet state for an autonomous agent"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-base-contract-state",
      "name": "Route to Base Contract State",
      "description": "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-effort ERC-20 metadata.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "is this address a contract on Base",
        "Base smart contract metadata",
        "inspect token contract state without API key"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-sec-recent-filings",
      "name": "Route to Sec Recent Filings",
      "description": "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 for agent consumption.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "latest SEC filings by CIK",
        "fresh EDGAR filing data for an agent",
        "company filings without an EDGAR integration"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-sec-company-facts",
      "name": "Route to Sec Company Facts",
      "description": "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 and units.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "latest SEC company facts",
        "fresh XBRL facts for an AI agent",
        "company financial facts without an API key"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-nws-active-alerts",
      "name": "Route to Nws Active Alerts",
      "description": "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 structured JSON.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "current NWS weather alerts",
        "live weather warnings for an autonomous agent",
        "US weather alert data without an API key"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-usgs-earthquakes",
      "name": "Route to Usgs Earthquakes",
      "description": "Discover and route to SALT19's usgs-earthquakes capability. Query recent USGS earthquake events by lookback window and minimum magnitude and return compact live event state.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "recent USGS earthquakes",
        "fresh earthquake feed for an agent",
        "live seismic events without API credentials"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-url-to-llm-markdown",
      "name": "Route to Url To Llm Markdown",
      "description": "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 Markdown plus canonical URL and fetch provenance.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "URL to LLM markdown",
        "clean webpage for LLM context",
        "fetch and normalize public web content without another API key"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-npm-package-facts",
      "name": "Route to Npm Package Facts",
      "description": "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-priced vulnerability and adoption decision layer.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "npm package facts",
        "latest npm package metadata",
        "read npm package version license and deprecation"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-github-repo-facts",
      "name": "Route to Github Repo Facts",
      "description": "Discover and route to SALT19's github-repo-facts capability. Return current public GitHub repository facts such as archive state, license, stars, forks, branch and latest push without the premium adoption decision.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "GitHub repository facts API",
        "current GitHub repo metadata for a coding agent",
        "repo activity license and archive state"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-agent-code-change-risk-gate",
      "name": "Route to Agent Code Change Risk Gate",
      "description": "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 for security-sensitive surfaces, destructive operations, architecture/constraint conflicts, test requirements, rollback risk, and bounded breaking-change risk before an agent merges or deploys.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "github",
        "decision",
        "agent-utility"
      ],
      "examples": [
        "review an AI agent code diff before merge",
        "code change risk gate for autonomous coding agent",
        "check a patch for security rollback and breaking change risk"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-agent-decision-preflight",
      "name": "Route to Agent Decision Preflight",
      "description": "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 BLOCK decision with evidence and a portable SALT19 verification receipt.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "npm",
        "decision",
        "agent-utility"
      ],
      "examples": [
        "should my coding agent install this dependency",
        "verify software before an autonomous agent adopts it",
        "GO WARN BLOCK decision before installing a package or repository"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-github-repo-preflight",
      "name": "Route to Github Repo Preflight",
      "description": "Discover and route to SALT19's github-repo-preflight capability. GitHub repository due diligence for coding agents: evaluate whether a public or open-source repository is safe and maintained enough to adopt using license, maintenance, release freshness, activity, project health, and risk signals.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "github",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "is this GitHub repository safe and maintained enough to use",
        "check GitHub repo license maintenance and release freshness",
        "repository due diligence for a coding agent"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-model-memory-fit",
      "name": "Route to Model Memory Fit",
      "description": "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 quantized LLM fits available GPU VRAM before loading or local inference.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "model",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "will this LLM fit in my GPU VRAM",
        "check whether a quantized model fits on an 11GB GPU",
        "estimate model memory requirements before loading it"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-npm-package-intel",
      "name": "Route to Npm Package Intel",
      "description": "Discover and route to SALT19's npm-package-intel capability. Check whether an npm package is deprecated or vulnerable before installing it, including vulnerabilities, license, maintenance, freshness, dependency health, and package.json risk signals.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "npm",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "check an npm package before installing it",
        "npm vulnerability license and maintenance check",
        "is this npm package deprecated or vulnerable"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-url-http-preflight",
      "name": "Route to Url Http Preflight",
      "description": "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 API endpoint is healthy and safe to call by checking HTTP status, redirects, latency, and security headers.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "primitive",
        "agent-utility"
      ],
      "examples": [
        "inspect a URL before my agent calls it",
        "check HTTP status redirects latency and security headers",
        "preflight an external API endpoint"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-agent-plan-verifier",
      "name": "Route to Agent Plan Verifier",
      "description": "Discover and route to SALT19's agent-plan-verifier capability. Verify an autonomous agent plan before execution for missing preconditions, destructive steps, unsafe ordering, goal misalignment, constraint violations, and repair actions, returning a bounded GO/WARN/BLOCK result.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "npm",
        "decision",
        "agent-utility"
      ],
      "examples": [
        "verify an autonomous agent plan before execution",
        "check AI agent plan ordering constraints and safety",
        "agent plan preflight GO WARN BLOCK"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-dependency-go-no-go",
      "name": "Route to Dependency Go No Go",
      "description": "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 safe to install or adopt and return GO, WARN, or BLOCK using vulnerabilities, security, license, maintenance, deprecation, and package metadata.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "npm",
        "decision",
        "agent-utility"
      ],
      "examples": [
        "should I install this npm dependency",
        "decide whether this package is safe to adopt",
        "dependency approval decision for a coding agent"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-agent-claim-output-verifier",
      "name": "Route to Agent Claim Output Verifier",
      "description": "Discover and route to SALT19's agent-claim-output-verifier capability. Map an autonomous agent claim or output to supplied evidence and return SUPPORTED, PARTIALLY_SUPPORTED, NOT_PROVEN, or CONTRADICTED with explicit unsupported elements, contradictions, missing evidence, and recommended verification.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "npm",
        "decision",
        "agent-utility"
      ],
      "examples": [
        "verify an AI agent claim against evidence",
        "check whether agent output is supported or contradicted",
        "map autonomous agent claims to evidence"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-repo-adoption-go-no-go",
      "name": "Route to Repo Adoption Go No Go",
      "description": "Discover and route to SALT19's repo-adoption-go-no-go capability. Repository adoption decision for autonomous coding agents using public GitHub maintenance, archive, license, and repository-health evidence, with explicit UNKNOWN and NOT_PROVEN boundaries for dependency, security, compatibility, integration, and project-fit claims.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "github",
        "decision",
        "agent-utility"
      ],
      "examples": [
        "should my coding agent adopt this GitHub repository",
        "GO or BLOCK an open source repository",
        "repository adoption decision for an autonomous coding agent"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-dependency-upgrade-go-no-go",
      "name": "Route to Dependency Upgrade Go No Go",
      "description": "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 guidance, bounded semver risk, OSV security implications, recommended tests, and explicit NOT_PROVEN runtime, peer, migration, and ecosystem compatibility boundaries.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "npm",
        "decision",
        "agent-utility"
      ],
      "examples": [
        "should I upgrade this npm dependency",
        "dependency version upgrade go no go",
        "compare npm versions before upgrading package json"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-commerce-decision",
      "name": "Route to Commerce Decision",
      "description": "Discover and route to SALT19's commerce-decision capability. Before an autonomous agent pays an x402 challenge, bind the request, accepted payment offer, and machine spending policy into a deterministic GO/WARN/BLOCK decision with SHA-256 commitments.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "decision",
        "agent-utility"
      ],
      "examples": [
        "should my AI agent pay this x402 request",
        "x402 payment preflight spending policy decision",
        "verify x402 price payee asset and network before paying"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-commerce-receipt",
      "name": "Route to Commerce Receipt",
      "description": "Discover and route to SALT19's commerce-receipt capability. Verify an x402 commercial state and persist a signed Ed25519 Proof402 receipt whose Commerce State Root commits request, offer, policy, payment, settlement, and delivery evidence; receipts are later Merkle-batched for public inclusion proofs.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "decision",
        "agent-utility"
      ],
      "examples": [
        "signed x402 proof of delivery receipt",
        "durable cryptographic receipt for agent payment",
        "proof carrying commerce receipt x402"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    },
    {
      "id": "route-commerce-verify",
      "name": "Route to Commerce Verify",
      "description": "Discover and route to SALT19's commerce-verify capability. Verify that an x402 v2 payment payload, settlement evidence, original request, accepted offer, spending policy, and delivered response are mutually bound; SALT19 operations can additionally be checked against authoritative D1 commercial state.",
      "tags": [
        "routing",
        "x402",
        "machine-commerce",
        "url",
        "decision",
        "agent-utility"
      ],
      "examples": [
        "verify an x402 payment and delivered API response",
        "bind x402 payment to request and response",
        "proof of delivery for an AI agent payment"
      ],
      "inputModes": [
        "text/plain",
        "application/json"
      ],
      "outputModes": [
        "text/plain",
        "application/json"
      ]
    }
  ]
}