{"uid":"cap_4c03BVed6XYjGw4_gDge7","slug":"tickerlayer-indices-symbol-catalog-fdecdc4c","name":"TickerLayer Indices Symbol Catalog","description":"Discover the current TickerLayer Indices symbol catalog. Stock symbols are market-qualified in COUNTRY_OR_MARKET:SYMBOL form such as US:AAPL.","url":"https://x402.tickerlayer.com/v1/indices/symbols","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["symbols"],"properties":{"symbols":{"type":"array","items":{"type":"object","required":["symbol","name"],"properties":{"name":{"type":"string"},"symbol":{"type":"string","pattern":"^[A-Za-z0-9][A-Za-z0-9.:%-]*$","maxLength":80,"minLength":1}},"additionalProperties":true},"minItems":1}},"additionalProperties":true}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_T5nT9zWYmQG-8zHuWkkIp","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the full catalog of market-qualified index symbols (e.g. US:SPX) available in the TickerLayer Indices dataset.","exampleAgentPrompt":"Can you pull up the full list of index symbols available on TickerLayer, including their market qualifiers like US:SPX?","exampleUseCases":[{"title":"Validating an index symbol before querying","prompt":"Before I fetch the price for this index, can you check if 'US:DJI' is a valid symbol in the TickerLayer indices catalog?"},{"title":"Building a global index watchlist","prompt":"I want to set up a watchlist of global market indices — can you fetch all the available index symbols from TickerLayer so I can pick the ones I care about?"},{"title":"Discovering country-specific index coverage","prompt":"Which market indices does TickerLayer cover for European markets? Pull the full indices symbol catalog so I can see what's available."}],"resultDescription":"An array of index symbol objects, each containing a market-qualified symbol string in COUNTRY_OR_MARKET:SYMBOL format (e.g. US:SPX) and a human-readable name for the index.","failureModes":["Payment failure (402) if the x402 payment of $0.02 USDC is not successfully processed","Empty or incomplete symbol list if the catalog is temporarily unavailable","Network timeout if the endpoint is under load","Malformed response if API versioning changes"],"whenToPreferThis":"Use this endpoint when you need to enumerate all supported index symbols before making downstream quote or data requests, or when you need to validate whether a specific index ticker exists in TickerLayer's coverage universe. Prefer this over the stocks, ETF, forex, commodities, or crypto sibling endpoints when the asset class is specifically a market index (e.g. S&P 500, Dow Jones, FTSE 100).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:40:01.456Z","isFirstParty":false}