{"uid":"cap_UpvbsSDIHompSe7v03DsY","slug":"exchangerebel-devutils-http-headers-inspector-6420c556","name":"ExchangeRebel DevUtils HTTP Headers Inspector","description":"devutils-headers","url":"https://exchangerebel.com/toll/devutils/headers?utm_source=zero.xyz","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"}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_lRI3k2_oxf0zo2FxYXEnU","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the HTTP request headers as seen by the server for a GET request, useful for debugging and development","exampleAgentPrompt":"Can you show me what HTTP headers my client is sending right now — I want to see exactly what the server receives when I make a GET request, including user-agent, accept, and any forwarded headers.","exampleUseCases":[{"title":"Debugging proxy header forwarding","prompt":"I'm behind a reverse proxy and I want to check whether the X-Forwarded-For and host headers are being passed through correctly to the origin server — can you fetch my current HTTP headers so I can verify?"},{"title":"Verifying client user-agent string","prompt":"Can you check what user-agent string my HTTP client is sending right now? I need to confirm it's being set correctly before I push this to production."},{"title":"Inspecting headers during API development","prompt":"I'm building an API integration and want to see all the headers my app is including in outbound GET requests — can you pull the full header list the server sees so I can debug any missing or malformed entries?"}],"resultDescription":"Returns a structured object containing all HTTP request headers received by the server for the GET request, including standard headers like User-Agent, Accept, Host, and any custom or forwarded headers present in the request.","failureModes":["Missing or malformed 'input' object returns a validation error","Unsupported HTTP method (non-GET) returns an error since only GET is allowed","Payment failure or insufficient USDC balance results in 402 response","Network timeouts or server-side errors may return 5xx responses"],"whenToPreferThis":"Use this endpoint when you need to inspect or debug the exact HTTP headers a client or proxy is transmitting, particularly during development or integration testing. It is ideal for verifying header forwarding through proxies, checking user-agent strings, or confirming that custom headers are being sent as expected. Prefer this over manual tools when you need programmatic, agent-accessible header introspection as part of an automated workflow.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T12:46:14.524Z","isFirstParty":false,"canonicalSlug":"exchangerebel-devutils-http-headers-inspector-6420c556"}