{"uid":"cap_2KSXixzJxwO4ZHxTfT65v","slug":"synthora-us-public-debt-breakdown-by-security-type-mspd-fbc42361","name":"SYNTHORA US Public Debt Breakdown by Security Type (MSPD)","description":"Monthly Statement of the Public Debt breaking total US debt into marketable vs nonmarketable and by security class (Bills, Notes, Bonds, TIPS, FRNs) from FiscalData (keyless JSON). Serves autonomous debt-composition agents and agent-to-agent fixed-income analytics on the US debt stack. First 3 calls FREE per wallet — send header X-WALLET: 0x<addr>. No charge on upstream failure.","url":"https://us-treasury-mspd-debt-breakdown.hergertsynthora.com/service","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"page":{"type":"string","description":"page"},"sort":{"type":"string","description":"sort"},"filter":{"type":"string","description":"filter"}}},"responseSchema":{"type":"json","example":{"ok":true,"niche":"us-treasury-mspd-debt-breakdown","result":{}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_fN31Dwtsyz8byXQ6oz9z8","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves the Monthly Statement of the Public Debt (MSPD) from FiscalData, breaking down total US debt by marketable vs. nonmarketable categories and by security class (Bills, Notes, Bonds, TIPS, FRNs).","exampleAgentPrompt":"Pull the latest Monthly Statement of the Public Debt breakdown from FiscalData, sorted by security type, and show me how total US debt splits between marketable securities like Bills, Notes, Bonds, TIPS, and FRNs versus nonmarketable debt.","exampleUseCases":[{"title":"Fixed-income debt composition dashboard","prompt":"Give me the current US public debt composition from the MSPD — I need the full breakdown of marketable securities (Bills, Notes, Bonds, TIPS, FRNs) versus nonmarketable debt so I can update my fixed-income analytics dashboard."},{"title":"Monitoring TIPS and FRN exposure over time","prompt":"Retrieve MSPD data filtered to just TIPS and Floating Rate Notes and sort by date so I can track how inflation-linked and floating-rate debt has grown as a share of total US debt over the past several months."},{"title":"Agent-to-agent debt stack analysis","prompt":"I need the latest US Treasury MSPD security-class data — paginate through all available records sorted by outstanding amount so my downstream fixed-income agent can compute concentration risk across the full US debt stack."}],"resultDescription":"Returns a JSON object with ok:true and a result object containing MSPD data from FiscalData, including total US public debt broken down into marketable categories (Bills, Notes, Bonds, TIPS, FRNs) and nonmarketable categories, filterable and sortable by security class, date, and outstanding amounts.","failureModes":["Invalid filter syntax returns an error or empty result set","Invalid sort field name causes a 400-level error or unexpected ordering","Pagination beyond available pages returns empty result","FiscalData upstream unavailability causes service timeout or degraded response","Malformed POST body may return a processing error"],"whenToPreferThis":"Choose this endpoint when you need structured, pageable, filterable access to US Treasury MSPD debt composition data broken down by security type without requiring an API key. Prefer it over direct FiscalData calls when operating in an x402 micropayment agent context, or when you need a stable proxy with consistent JSON schema for autonomous debt-composition or fixed-income analytics workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:37:57.922Z","isFirstParty":false}