{"uid":"cap_I9OhLRtxxRnUqz7mhrIuC","slug":"signalis-pulse-ai-business-narrative-digests-23704a32","name":"Signalis Pulse AI-Business Narrative Digests","description":"Paid ($0.03 USDC via x402). Historical AI-business narrative digests (?since=N). Proxied from the Pulse service. Compute-first / settle-after — you are never charged when Pulse is unavailable or returns an error.","url":"https://api.signalis.dev/v1/pulse/digests","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"since":{"type":"integer","description":"Digest index to fetch items after (poll pattern)."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"charged":true,"digests":[{"id":1,"title":"AI Agent Business Models and Infrastructure Emerge Amid Security and Reliability Concerns","summary":"A surge in discussions around AI agent business models emphasizing extreme scale and token efficiency."}]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","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":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_1Z4Ne72o-wKnN-GD2YOrJ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns historical AI-business narrative digests from the Pulse service, supporting poll-based retrieval via a since index parameter","exampleAgentPrompt":"Pull me the latest AI-business narrative digests from Pulse — everything that's come in after digest index 42.","exampleUseCases":null,"resultDescription":"A list of historical AI-business narrative digest entries from the Pulse service, each including at minimum an id and title. Entries are filtered to those occurring after the specified 'since' index. Charged $0.03 USDC only when Pulse is available and returns successfully.","failureModes":["Pulse service unavailable — no charge incurred, request fails gracefully","Invalid or out-of-range 'since' integer — may return empty list or error","Payment failure via x402 protocol — request not fulfilled","No new digests since the given index — returns empty result set"],"whenToPreferThis":"Use this endpoint when you need to poll for historical AI-business narrative digests from the Pulse service and want a cost-safe pattern where you are never charged on errors or service downtime. Ideal for agentic polling loops that incrementally fetch new digest entries using a cursor-style index.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:35:16.194Z","isFirstParty":false}