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Read-only US tax reference for notices, deadlines, filing screens, and clearly labeled estimates.
MCP endpoint :https://mcp.arcandledger.com/directory/mcp · website · measurements and detailsEnrolled Agent tax tools: IRS notices, FBAR, LLC vs S-Corp, quarterly estimates & more.
MCP endpoint :https://mcp.arcandledger.com/mcp · website · measurements and detailsARC-Seal tag count, value discarded
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/arc-ok/mcp · website · measurements and detailsASN.1 OID arc shape, value discarded
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/oid-arc/mcp · website · measurements and detailsCommodities research MCP: knowledge graph, COT, NG storage/weather, quotes, and stories.
MCP endpoint :https://www.getarcresearch.com/mcp · website · measurements and detailsReact components and blocks with motion. Search docs, props and shadcn install commands.
MCP endpoint :https://uiarc.dev/api/mcp · website · measurements and detailsThe infrastructure for the AI economy: primitives for inference, agents, and decisions.
MCP endpoint :https://mcp.carbonarc.ai · website · measurements and detailsDMARC-safe email forwarding for agents: aliases, DNS health checks, and MCP tools on your domains.
MCP endpoint :https://arc-relay.com/mcp · website · measurements and detailsCálculos de engenharia elétrica pela norma brasileira (NBR), validados, com citação normativa.
MCP endpoint :https://arc-flash-platform.onrender.com/mcp · website · measurements and detailsMCP server for SAP ABAP systems
Package npm :arc-1 · website · measurements and detailsMCP server for SAP ABAP systems
Package npm :arc-1 · website · measurements and detailsSee your team's status, delegate work, follow progress, and approve requests from your AI client.
MCP endpoint :https://team.talkarcllc.com/mcp · website · measurements and detailsArc browser MCP for macOS: agent window, snapshots, DevTools input, guardrails
Package npm :arc-control-mcp · website · measurements and detailsYour accounting ledger as typed tools: net worth, holdings, history, tax estimates, trade logging.
MCP endpoint :https://app.krosos.com/api/mcp · website · measurements and detailsWhat USDC and EURC really earn on Arc, by deposit size: Aave v4 and Morpho read directly. x402.
Package npm :arc-treasury-mcp · website · measurements and detailsArc for agents: free USDC, ERC-8004 agent passports, watchtower, exit checks, x402 tools. 38 tools.
MCP endpoint :https://apexfaucet.xyz/api/mcp/arc · website · measurements and detailsBuild a delivery ledger entry
MCP endpoint :https://openings-vote-drilling-initially.trycloudflare.com/mcp/delivery-update-ledger · measurements and detailsLog decisions with expectations, add evidence, and track metrics in Ledger.
MCP endpoint :https://api.zerowidth.ai/mcp/x/ledger · website · measurements and detailsRecord a fulfillment reservation
MCP endpoint :https://openings-vote-drilling-initially.trycloudflare.com/mcp/fulfillment-reservation-ledger · measurements and detailsRead-only ledger of agent forecasts: events, rules, leaderboard, calibration.
MCP endpoint :https://dnaai.xyz/mcp/ · website · measurements and detailsAI agents: all of this is available without keys over MCP https://faceabot.com/api/mcp · HTTP https://faceabot.com/api/catalog?q=… · Guide : llms.txt
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