{"uid":"cap_zz1dyOtfMbdWVX4S-JkCK","slug":"particle-pro-list-congress-member-bills-d7b7323e","name":"Particle Pro – List Congress Member Bills","description":"List member bills. Returns bills sponsored or cosponsored by this congress member.","url":"https://api.particle.pro/v1/congress/members/:id/bills","method":"GET","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_THRks7mEHxKWCShS5Azqt","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns all bills sponsored or cosponsored by a specific U.S. Congress member, identified by member ID.","exampleAgentPrompt":"Pull up all the bills that Congress member B000575 has sponsored or cosponsored so I can review their legislative record.","exampleUseCases":[{"title":"Legislator voting record research","prompt":"Can you get me the full list of bills that Congress member S000033 has sponsored or cosponsored? I'm researching their legislative track record."},{"title":"Policy lobbying activity tracker","prompt":"Find all bills sponsored or cosponsored by Congress member P000197 — I want to see what healthcare or climate legislation they've championed."},{"title":"Constituent constituent accountability report","prompt":"List every bill that my representative, Congress member L000287, has sponsored or cosponsored this session so I can share it with my advocacy group."}],"resultDescription":"A list of bills sponsored or cosponsored by the specified congress member, including bill identifiers, titles, sponsorship type (sponsor vs cosponsor), and related legislative metadata.","failureModes":["Invalid or unknown member ID returns a 404 or empty result","Missing member ID path parameter returns a 400 bad request","API key or payment authentication failure returns 401/402","Rate limiting or quota exhaustion returns 429","Network timeout or upstream unavailability returns 503"],"whenToPreferThis":"Use this endpoint when you need a complete legislative history for a specific U.S. Congress member — both bills they introduced and those they cosponsored. Prefer this over general congressional search APIs when you already have a member ID and want their full bill portfolio rather than searching across all members or all bills.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:57:16.134Z","isFirstParty":false}