{"uid":"cap_ds5jdeVyfZkXMOr8-XY8o","slug":"httpay-xyz-c7408c5d","name":"httpay.xyz API Gateway: Slack Web API","description":"API Gateway: Slack Web API","url":"https://httpay.xyz/api/gateway/slack/%7B*path%7D/*","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"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_6L4bywgarfVFmwkwav67G","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Proxies POST requests to the Slack Web API through an x402 micropayment-gated gateway, forwarding any Slack API path and payload","exampleAgentPrompt":"Send a Slack message to the #alerts channel saying 'Deployment complete for v2.3.1' using the Slack Web API chat.postMessage method.","exampleUseCases":null,"resultDescription":"The raw Slack Web API JSON response for the forwarded request, including ok status, any returned resource IDs (e.g. message ts), and error details if the call failed.","failureModes":["Invalid or expired Slack token returns Slack auth error (invalid_auth)","Wrong Slack API path returns 404 or Slack not_found error","Malformed request body returns Slack invalid_arguments error","Payment failure returns 402 Payment Required before the request is forwarded","Rate limiting by Slack returns ratelimited error","Missing required Slack parameters returns missing_scope or missing_arguments"],"whenToPreferThis":"Use this endpoint when an AI agent needs to call any Slack Web API method via a pay-per-call micropayment model without managing a dedicated Slack API integration or credentials directly. Prefer this over direct Slack API calls when operating in an x402-native agentic environment where USDC micropayments are the authentication/billing mechanism.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":1,"lastUsedAt":"2026-06-29T13:01:50.635Z","lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:37:40.772Z","isFirstParty":false}