# Services from rpc.nodeflare.app on Zero

> rpc.nodeflare.app serves 30 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/rpc.nodeflare.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/rpc.nodeflare.app/health.json

## Services

- [NodeFlare Transaction Simulation API](https://www.zero.xyz/c/nodeflare-transaction-simulation-api-b423cdbc/llms.txt): $0.002/call via x402. Simulates an EVM transaction before sending to determine if it will revert, estimate gas, and identify token/ETH balance changes.
- [NodeFlare Multi-Chain Portfolio API](https://www.zero.xyz/c/nodeflare-multi-chain-portfolio-api-00033794/llms.txt): $0.0051/call via x402. Returns USD-valued native and ERC-20 token balances for a single wallet address across up to 23 EVM chains, with per-chain breakdown and a rolled-up total USD value.
- [NodeFlare Base RPC (Chain 8453)](https://www.zero.xyz/c/nodeflare-base-rpc-chain-8453-fb4b94e3/llms.txt): $0.001/call via x402. Executes JSON-RPC calls against the Base (chain 8453) EVM network via NodeFlare's bare-metal archive nodes, paid per-request in USDC with no account required.
- [NodeFlare Ethereum Mainnet RPC (Chain 1)](https://www.zero.xyz/c/nodeflare-ethereum-mainnet-rpc-chain-1-0891cb6e/llms.txt): $0.001/call via x402. Executes arbitrary Ethereum mainnet JSON-RPC calls — including eth_getLogs, eth_call, trace, and debug — on NodeFlare's bare-metal archive nodes, billed per request in USDC via x402 with no API key required.
- [NodeFlare ERC-20 Token Safety Check](https://www.zero.xyz/c/nodeflare-erc-20-token-safety-check-f64b84cf/llms.txt): $0.0033/call via x402. Checks an ERC-20 token for ownership risks, holder concentration, and simulates transfers/honeypot traps, returning an overall risk score before trading.
- [NodeFlare Arbitrum One RPC (chain 42161)](https://www.zero.xyz/c/nodeflare-arbitrum-one-rpc-chain-42161-8a7910b6/llms.txt): $0.001/call via x402. Provides full JSON-RPC access to the Arbitrum One network (chain 42161) including archive methods like eth_getLogs, trace, and debug, with pay-per-request USDC billing and no API key required.
- [NodeFlare Optimism RPC (Chain 10)](https://www.zero.xyz/c/nodeflare-optimism-rpc-chain-10-f11eff0c/llms.txt): $0.001/call via x402. Provides full JSON-RPC access to the Optimism network (chain 10) via HTTPS, including archive, trace, and debug methods, with per-request USDC micropayments and no API key required.
- [NodeFlare Wallet Report](https://www.zero.xyz/c/nodeflare-wallet-report-c624ea24/llms.txt): $0.0561/call via x402. Returns a comprehensive multi-chain wallet report including token balances, USD portfolio valuation, and active ERC-20 token approvals (with revoke risk) across 23 EVM chains in a single call.
- [NodeFlare Multi-Chain ERC-20 Allowances API](https://www.zero.xyz/c/nodeflare-multi-chain-erc-20-allowances-api-63bd60b3/llms.txt): $0.0561/call via x402. Scans Approval event logs and reads live on-chain allowances for a wallet across up to 23 EVM chains, returning only active (non-revoked) approvals with unlimited-approval flags
- [NodeFlare Polygon PoS RPC (Chain 137)](https://www.zero.xyz/c/nodeflare-polygon-pos-rpc-chain-137-81fdfb16/llms.txt): $0.001/call via x402. Executes any Ethereum JSON-RPC method against Polygon PoS (chain 137) via NodeFlare's bare-metal archive nodes, billed per-request in USDC with no API key required.
- [NodeFlare Linea RPC (chain 59144)](https://www.zero.xyz/c/nodeflare-linea-rpc-chain-59144-7c15fa58/llms.txt): $0.001/call via x402. Executes any Ethereum JSON-RPC method against the Linea network (chain 59144) via NodeFlare's bare-metal archive nodes, with per-request USDC micropayment and no API key required.
- [NodeFlare Onchain Answer Engine](https://www.zero.xyz/c/nodeflare-onchain-answer-engine-e322f455/llms.txt): $0.01/call via x402. Answers natural-language questions about any EVM wallet or token across 23 chains, returning a cited verdict synthesized from live on-chain data
- [NodeFlare BNB Chain RPC (Chain 56)](https://www.zero.xyz/c/nodeflare-bnb-chain-rpc-chain-56-eff90fff/llms.txt): $0.001/call via x402. Provides full JSON-RPC access to BNB Chain (chain 56) via NodeFlare's bare-metal archive nodes, supporting all standard and advanced methods including eth_getLogs, eth_call, trace, and debug, billed per request in USDC with no account required.
- [NodeFlare Mantle RPC (Chain 5000)](https://www.zero.xyz/c/nodeflare-mantle-rpc-chain-5000-2f3a0ca8/llms.txt): $0.001/call via x402. Provides pay-per-request JSON-RPC access to the Mantle blockchain (chain 5000) including archive, trace, and debug methods, via NodeFlare's bare-metal nodes with x402 micropayment billing.
- [NodeFlare Multi-Chain Token Balance API](https://www.zero.xyz/c/nodeflare-multi-chain-token-balance-api-fd14253c/llms.txt): $0.0051/call via x402. Returns native and ERC-20 token balances for a single wallet address across up to 23 EVM chains in one request, paid per call in USDC with no API key required.
- [NodeFlare Plasma RPC (Chain 9745)](https://www.zero.xyz/c/nodeflare-plasma-rpc-chain-9745-a2479680/llms.txt): $0.001/call via x402. Provides full JSON-RPC access to the Plasma EVM chain (chain ID 9745) including eth_getLogs, eth_call, trace, and debug archive methods, paid per-request in USDC via x402.
- [NodeFlare Unichain RPC (Chain 130)](https://www.zero.xyz/c/nodeflare-unichain-rpc-chain-130-52d04e94/llms.txt): $0.001/call via x402. Provides full JSON-RPC access to the Unichain network (chain ID 130) via bare-metal nodes, including archive, trace, and debug methods, with pay-per-request USDC pricing and no API key required.
- [NodeFlare Zircuit RPC (Chain 48900)](https://www.zero.xyz/c/nodeflare-zircuit-rpc-chain-48900-ed47a927/llms.txt): $0.001/call via x402. Provides full JSON-RPC access to the Zircuit blockchain (chain ID 48900) via NodeFlare's bare-metal nodes, supporting all standard and advanced methods including archive/trace/debug, paid per-request in USDC via x402.
- [NodeFlare Cronos RPC (Chain 25)](https://www.zero.xyz/c/nodeflare-cronos-rpc-chain-25-5876cc86/llms.txt): $0.001/call via x402. Provides full JSON-RPC access to the Cronos EVM blockchain (chain 25) via HTTPS, including archive/debug/trace methods, with per-request USDC payment and no API key required.
- [NodeFlare Ink RPC (Chain 57073)](https://www.zero.xyz/c/nodeflare-ink-rpc-chain-57073-18ba841f/llms.txt): $0.001/call via x402. Provides full JSON-RPC access to the Ink EVM chain (chain ID 57073) including archive, trace, and debug methods, billed per request in USDC via x402.
- [NodeFlare Arbitrum Nova RPC (chain 42170)](https://www.zero.xyz/c/nodeflare-arbitrum-nova-rpc-chain-42170-f07d6781/llms.txt): $0.001/call via x402. Provides full JSON-RPC access to the Arbitrum Nova blockchain (chain 42170) over HTTPS, including archive, trace, and debug methods, with pay-per-request USDC pricing via x402.
- [NodeFlare BOB RPC (Chain 60808)](https://www.zero.xyz/c/nodeflare-bob-rpc-chain-60808-86326197/llms.txt): $0.001/call via x402. Provides full JSON-RPC access to the BOB EVM chain (chain ID 60808) including archive, trace, and debug methods, paid per-request in USDC via x402.
- [NodeFlare HyperEVM RPC (Chain 999)](https://www.zero.xyz/c/nodeflare-hyperevm-rpc-chain-999-b79c60da/llms.txt): $0.001/call via x402. Executes JSON-RPC calls against the HyperEVM network (chain ID 999) via NodeFlare's bare-metal archive nodes, supporting all standard methods including eth_getLogs, eth_call, trace, and debug.
- [NodeFlare Avalanche C-Chain RPC (chain 43114)](https://www.zero.xyz/c/nodeflare-avalanche-c-chain-rpc-chain-43114-23f291ef/llms.txt): $0.001/call via x402. Provides full JSON-RPC access to the Avalanche C-Chain (chain ID 43114) including archive, trace, and debug methods, paid per request in USDC via x402 with no account required.
- [NodeFlare XLayer RPC (chain 196)](https://www.zero.xyz/c/nodeflare-xlayer-rpc-chain-196-7affd6e8/llms.txt): $0.001/call via x402. Provides full JSON-RPC access to the XLayer EVM network (chain 196) including archive, trace, and debug methods, paid per-request in USDC with no API key required.
- [NodeFlare Mode RPC (Chain 34443)](https://www.zero.xyz/c/nodeflare-mode-rpc-chain-34443-1a831448/llms.txt): $0.001/call via x402. Provides JSON-RPC access to the Mode network (chain 34443) over HTTPS with per-request USDC micropayments, including archive, trace, and debug methods.
- [NodeFlare Robinhood Chain RPC (Chain 4663)](https://www.zero.xyz/c/nodeflare-robinhood-chain-rpc-chain-4663-049f73cd/llms.txt): $0.001/call via x402. Provides JSON-RPC over HTTPS access to Robinhood Chain (chain ID 4663) including archive, trace, and debug methods, with pay-per-request pricing in USDC via x402.
- [NodeFlare Soneium RPC (Chain 1868)](https://www.zero.xyz/c/nodeflare-soneium-rpc-chain-1868-d0ed2995/llms.txt): $0.001/call via x402. Provides JSON-RPC access to the Soneium blockchain (chain 1868) over HTTPS with pay-per-request USDC billing via x402, including archive methods like eth_getLogs, eth_call, trace, and debug.
- [NodeFlare Sonic RPC (Chain 146)](https://www.zero.xyz/c/nodeflare-sonic-rpc-chain-146-de4efb2f/llms.txt): $0.001/call via x402. Provides full JSON-RPC access to the Sonic EVM chain (chain ID 146) including archive, trace, and debug methods, paid per-request in USDC via x402.
- [NodeFlare Sei RPC (Chain 1329)](https://www.zero.xyz/c/nodeflare-sei-rpc-chain-1329-e0565bbd/llms.txt): $0.001/call via x402. Provides pay-per-request JSON-RPC access to the Sei blockchain (chain 1329) including archive, trace, and debug methods, paid in USDC via x402 protocol.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)