io.github.GabrielAllit1/salt19-agent-utility-grid

up checked 2026-11-11T09:38:44.424Z

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Publisher-provided title

SALT19 Agent Utility Grid

Publisher-provided description

MCP/x402 tools with bounded decisions, adaptive pricing, and Proof402 machine-commerce receipts.

Summary by lookupd

Gives agents paid and free tools for x402 payments, Base chain reads, npm/GitHub package vetting, SEC and USGS data, and output…

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http salt19-agent-utility-grid https://api.salt19.com/mcp

Codex, remote (streamable-http)

codex mcp add salt19-agent-utility-grid --url https://api.salt19.com/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "salt19-agent-utility-grid": {
      "url": "https://api.salt19.com/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (showing 30 of 33)

Publisher-provided text

• find-salt19-tool FREE START-HERE ROUTER. Describe the fresh external fact, live state, developer intelligence, or bounded decision you need. Returns the best current SALT19 tool
• salt19-pricing FREE catalog/pricing surface. Returns current discoverable SALT19 products, live x402 prices, schemas, and Fresh-State acquisition roles so an agent can budget
• base-contract-state Inspect whether a Base address currently has deployed bytecode and return code size plus best-effort ERC-20 metadata. Price: $0.01 via x402. _salt19_operation_i
• base-token-allowance 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. Price: $0.01 via x402. _salt19
• base-token-balance 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. Price: $0.01 via x40
• base-transaction-status Check current Base transaction receipt state and return PENDING, CONFIRMED_SUCCESS, or CONFIRMED_REVERTED with block and gas evidence. Price: $0.01 via x402. _s
• base-wallet-balance Read a wallet's live native ETH balance on Base at the latest block without an API key. Price: $0.01 via x402. _salt19_operation_id is recommended but optional
• github-repo-facts Return current public GitHub repository facts such as archive state, license, stars, forks, branch and latest push without the premium adoption decision. Price:
• npm-package-facts Return live npm registry facts for the latest or requested package version without the higher-priced vulnerability and adoption decision layer. Price: $0.01 via
• nws-active-alerts Return current U.S. National Weather Service active alerts for a state or territory as compact structured JSON. Price: $0.01 via x402. _salt19_operation_id is r
• sec-company-facts Return selected latest SEC XBRL company facts from EDGAR's live companyfacts feed with source dates and units. Price: $0.01 via x402. _salt19_operation_id is re
• sec-recent-filings Return recent SEC EDGAR filings for a company CIK from the live SEC submissions feed, normalized for agent consumption. Price: $0.01 via x402. _salt19_operation
• url-to-llm-markdown Fetch a public web page, remove scripts/styles/navigation noise, and return bounded LLM-friendly Markdown plus canonical URL and fetch provenance. Price: $0.01
• usgs-earthquakes Query recent USGS earthquake events by lookback window and minimum magnitude and return compact live event state. Price: $0.01 via x402. _salt19_operation_id is
• agent-claim-output-verifier Map an autonomous agent claim or output to supplied evidence and return SUPPORTED, PARTIALLY_SUPPORTED, NOT_PROVEN, or CONTRADICTED with explicit unsupported el
• agent-code-change-risk-gate Static pre-merge risk gate for autonomous code changes: inspect a supplied unified diff for security-sensitive surfaces, destructive operations, architecture/co
• agent-decision-preflight Before an autonomous coding agent installs or adopts software, return a bounded GO, WARN, or BLOCK decision with evidence and a portable SALT19 verification rec
• agent-plan-verifier Verify an autonomous agent plan before execution for missing preconditions, destructive steps, unsafe ordering, goal misalignment, constraint violations, and re
• commerce-decision Before an autonomous agent pays an x402 challenge, bind the request, accepted payment offer, and machine spending policy into a deterministic GO/WARN/BLOCK deci
• commerce-receipt Verify an x402 commercial state and persist a signed Ed25519 Proof402 receipt whose Commerce State Root commits request, offer, policy, payment, settlement, and
• commerce-verify Verify that an x402 v2 payment payload, settlement evidence, original request, accepted offer, spending policy, and delivered response are mutually bound; SALT1
• dependency-go-no-go 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 vuln
• dependency-upgrade-go-no-go Compare current and target npm versions and return GO/WARN/BLOCK plus UPGRADE/DEFER/BLOCK guidance, bounded semver risk, OSV security implications, recommended
• github-repo-preflight GitHub repository due diligence for coding agents: evaluate whether a public or open-source repository is safe and maintained enough to adopt using license, mai
• model-memory-fit 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
• npm-package-intel Check whether an npm package is deprecated or vulnerable before installing it, including vulnerabilities, license, maintenance, freshness, dependency health, an
• repo-adoption-go-no-go Repository adoption decision for autonomous coding agents using public GitHub maintenance, archive, license, and repository-health evidence, with explicit UNKNO
• url-http-preflight 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 statu
• verify-decision-receipt Free integrity lookup for a SALT19 decision receipt. verified=true proves the stored evidence still matches its recorded digest; it does not prove the underlyin
• x402-payment-preflight Free buyer-side compatibility preflight. Returns the live SALT19 price, Base/USDC requirement, optional public wallet-balance sufficiency, and the exact next ac

Details

• Version: 0.5.1
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 380 ms
• First indexed: 2026-11-01T09:09:44.183Z
• Last seen in registry: 2026-11-01T09:09:44.412Z
• Website: https://salt19.com/agent-utility-grid/

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