niche · -0.2

Testnet

Score 18.0 / 100 24 providers 30 APIs Search apis.io →
Variants seen in the corpus: Testnettestnet

Providers using this tag (24)

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Strong 2 Solid coverage with minor gaps
ChainstackBlockchainMulti-ChainRPCNode Infrastructure32 APIs61.8AptosBlockchainWeb3MoveLayer 110 APIs57.0
Developing 2 Usable, with meaningful gaps to close
ArbitrumLayer 2EthereumRollupJSON-RPC10 APIs41.6ThunderCoreCompanyCryptoBlockchainEVM4 APIs41.2
Thin 15 Limited public surface area
MonadBlockchainLayer 1EVMHigh Performance13 APIs39.0FlashbotsMEVEthereumBlockchainJSON-RPC7 APIs38.5OptimismLayer 2EthereumOP StackSuperchain10 APIs37.7BlastBlockchainLayer 2EthereumEVM9 APIs37.6KiteAgentic PaymentsAI Agentsx402Stablecoins3 APIs34.3zkSyncLayer 2EthereumzkEVMZK-Rollup10 APIs33.9StarknetLayer 2EthereumValidity RollupZK13 APIs33.6FilecoinDecentralized StorageWeb3IPFSBlockchain6 APIs33.2ScrollzkEVMLayer 2EthereumRollup9 APIs33.0Mantle NetworkLayer 2EthereumRollupEigenDA8 APIs32.2BaseLayer 2EthereumOP StackSuperchain10 APIs31.6WormholeCross-ChainBlockchainInteroperabilityDeFi7 APIs30.7Band ProtocolBlockchainOracleData FeedsPrice Feeds7 APIs29.6Push ProtocolWeb3BlockchainLayer 1Universal Apps5 APIs28.7BerachainBlockchainLayer 1EVMProof of Liquidity10 APIs28.4
Emerging 5 Early or largely undocumented
XRP LedgerBlockchainXRPCryptocurrencyDeFi4 APIs24.8LineaBlockchainLayer 2EthereumzkEVM10 APIs24.55ireBlockchainLayer 1Smart ContractsEVM3 APIs20.8Ronin NetworkSidechainEthereumGamingNFT11 APIs20.4Ancient8CompanyCryptoBlockchainEthereum2 APIs17.0

APIs with this tag (30)

Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →

Strong 2 Solid coverage with minor gaps
Chainstack Faucet APIPublic Chainstack-operated testnet faucet for Hoodi, Sepolia, BNB Testnet, zkSync Testnet, Scroll Sepolia, ...61.8Aptos Faucet APITestnet and devnet faucet that distributes APT test tokens for development and testing. Available programma...57.0
Developing 2 Usable, with meaningful gaps to close
Arbitrum Sepolia JSON-RPCPublic Ethereum JSON-RPC endpoint for the Arbitrum Sepolia testnet (chain ID 421614).41.6ThunderCore Testnet JSON-RPC APIEthereum-compatible JSON-RPC 2.0 API for the ThunderCore testnet (chain ID 18, TST gas token), with a fauce...41.2
Thin 19 Limited public surface area
Monad Testnet JSON-RPCPublic JSON-RPC endpoint for the Monad public testnet, used for application development, integration testin...39.0Flashbots Auction Relay (Sepolia Testnet)Sepolia testnet instance of the Flashbots Auction JSON-RPC relay for bundle submission and testing without ...38.5SUAVESingle Unifying Auction for Value Expression - an Ethereum-native, MEV-aware, privacy-first encrypted mempo...38.5OP Sepolia JSON-RPCPublic Ethereum JSON-RPC endpoint for the OP Sepolia testnet (chain ID 11155420) used for development and i...37.7Blast Sepolia Testnet JSON-RPCPublic JSON-RPC endpoint for the Blast Sepolia testnet (chain ID 168587773), used for application developme...37.6Blastscan Sepolia Testnet ExplorerBlastscan instance for the Blast Sepolia testnet, supporting transaction lookup and contract verification f...37.6Kite Chain JSON-RPC (Testnet)EVM-compatible JSON-RPC interface for Kite Chain testnet (chain ID 2368), paired with a public faucet and t...34.3zkSync Era Sepolia JSON-RPCJSON-RPC endpoint for the zkSync Era Sepolia testnet (chain ID 300) used for development, contract deployme...33.9Starknet Sepolia RPC (Public Providers)Public JSON-RPC endpoint for Starknet Sepolia testnet (chain ID SN_SEPOLIA) for development and integration...33.6Filecoin Calibration Testnet Glif APIGlif-hosted public Lotus node endpoint for the Filecoin Calibration testnet. Provides the same read-only JS...33.2Scroll JSON-RPC (Sepolia Testnet)Standard Ethereum JSON-RPC endpoint for Scroll Sepolia testnet (chain ID 534351), used for development, int...33.0Scrollscan API (Sepolia)Etherscan-compatible REST API for the Scroll Sepolia testnet explorer, mirroring the mainnet Scrollscan API...33.0Mantle JSON-RPC (Sepolia Testnet)Standard Ethereum JSON-RPC endpoint for the Mantle Sepolia testnet, used for development, contract deployme...32.2Base Sepolia JSON-RPCPublic JSON-RPC endpoint for the Base Sepolia testnet (chain ID 84532) used for development, contract deplo...31.6Wormholescan Testnet APITestnet version of the Wormholescan REST API for development and testing against Wormhole-supported test ne...30.7BandChain Testnet REST APIThe BandChain V3 Testnet REST API mirrors the mainnet REST API and provides a sandbox environment for devel...29.6Push Chain Testnet FaucetPublic testnet faucet at faucet.push.org for the Push Chain Donut Testnet. Delivers 1 PC (native gas token)...28.7Berachain Bepolia Testnet JSON-RPCPublic JSON-RPC endpoint for the Bepolia testnet (chain ID 80069), used for application development and int...28.4Berascan Bepolia Testnet ExplorerBerascan instance for the Bepolia testnet, supporting transaction lookup and contract verification for test...28.4
Emerging 7 Early or largely undocumented
XRPL JSON-RPC API (Testnet)JSON-RPC interface to the XRP Ledger Altnet testnet for development and testing. Supports the same method s...24.8XRPL WebSocket API (Testnet)WebSocket interface to the XRP Ledger Altnet testnet for development and testing. Supports real-time subscr...24.8Linea Sepolia Testnet JSON-RPCPublic JSON-RPC endpoint for the Linea Sepolia testnet (chain ID 59141), used for application development, ...24.5Lineascan Sepolia Testnet ExplorerLineascan instance for the Linea Sepolia testnet, supporting transaction lookup and contract verification f...24.55ireChain Thunder Testnet JSON-RPCEthereum-compatible JSON-RPC 2.0 endpoint for the 5ireChain Thunder testnet (EIP-155 chain ID 997, native c...20.8Ronin JSON-RPC (Saigon Testnet)JSON-RPC endpoint for the Saigon testnet (chain ID 2021), used for development, integration testing, and dA...20.4Ancient8 Testnet JSON-RPC (Celestia)Public Ethereum JSON-RPC interface for the Ancient8 Celestia testnet (chain ID 28122024, currency ETH), ava...17.0

Score breakdown

Frequency
38.6
log-scaled weighted occurrences
Breadth
0.7
spread across providers
Quality lift
40.9
mean composite of providers using it
Cohesion
0.0
strength of nearest seed neighbor

Related tags

Mainnet 16 co-occurrences Sepolia 10 co-occurrences Bridge 11 co-occurrences L1 6 co-occurrences Layer 2 10 co-occurrences Blockscout 5 co-occurrences OP Stack 5 co-occurrences Explorer 8 co-occurrences

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