{"uid":"cap_aaBvutK8AAppl2m5xqHFy","slug":"cambrian-evm-chains-list-a0ca5809","name":"Cambrian EVM Chains List","description":"Supported Chains","url":"https://x402.cambrian.org/api/v1/evm/chains?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["input"],"properties":{"input":{"type":"object","properties":{"queryParams":{"type":"object","additionalProperties":true}}},"output":{"type":"object","properties":{"example":{"type":"array"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_3hDrKqGVz0IFV3ou3QtLk","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a list of supported EVM-compatible blockchain chains available on the Cambrian x402 platform","exampleAgentPrompt":"What EVM-compatible blockchain chains does Cambrian x402 support? I need to know which networks are available before deciding where to deploy.","exampleUseCases":[{"title":"Pre-deployment chain selection","prompt":"Before I set up my smart contract, can you check which EVM chains are available on Cambrian x402 so I can pick the right network?"},{"title":"x402 payment network discovery","prompt":"I want to use Cambrian's x402 payment protocol — can you pull up the list of supported EVM chains so I know which ones I can pay on?"},{"title":"Multi-chain integration planning","prompt":"We're building a multi-chain dApp and considering Cambrian x402 — can you fetch all the EVM chains they currently support so we can check compatibility?"}],"resultDescription":"A list of supported EVM-compatible blockchain chains available on the Cambrian x402 platform, likely including chain IDs, network names, and relevant metadata such as RPC endpoints or token symbols for each supported network.","failureModes":["Payment required (402) if USDC payment header is missing or invalid","Network timeout if the Cambrian endpoint is temporarily unavailable","Empty or partial chain list if the platform has limited active networks","Authentication or payment verification failure if the x402 payment amount is incorrect"],"whenToPreferThis":"Use this endpoint when you need to programmatically discover which EVM chains are supported by the Cambrian x402 infrastructure before initiating a payment, deploying a contract, or building a multi-chain integration on top of Cambrian. Prefer this over static documentation when you need an up-to-date, live list of available networks.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:46:53.776Z","isFirstParty":false,"canonicalSlug":"cambrian-evm-chains-list-a0ca5809"}