Base RPC (chain 8453): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes
Base RPC (chain 8453): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account or API key - built for AI agents. All methods including eth_getLogs, eth_call, trace, and debug (archive) - good for indexing, event queries, and simulation. Simple calls $0.001; heavy calls priced by compute units.
1000 (raw units)
price
45
calls / 30d
7
unique payers
2026-09-17
updated
Provider
rpc.nodeflare.app · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x9d86e0e74333b297b1d0b6ba30d2ed1b5f01f296",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "1000",
"maxTimeoutSeconds": 120
},
{
"scheme": "exact",
"network": "eip155:137",
"payTo": "0x9d86e0e74333b297b1d0b6ba30d2ed1b5f01f296",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"amount": "1000",
"maxTimeoutSeconds": 120
},
{
"scheme": "exact",
"network": "eip155:42161",
"payTo": "0x9d86e0e74333b297b1d0b6ba30d2ed1b5f01f296",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"amount": "1000",
"maxTimeoutSeconds": 120
},
{
"scheme": "upto",
"network": "eip155:8453",
"payTo": "0x9d86e0e74333b297b1d0b6ba30d2ed1b5f01f296",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "100000",
"maxTimeoutSeconds": 120
},
{
"scheme": "upto",
"network": "eip155:137",
"payTo": "0x9d86e0e74333b297b1d0b6ba30d2ed1b5f01f296",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"amount": "100000",
"maxTimeoutSeconds": 120
},
{
"scheme": "upto",
"network": "eip155:42161",
"payTo": "0x9d86e0e74333b297b1d0b6ba30d2ed1b5f01f296",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"amount": "100000",
"maxTimeoutSeconds": 120
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"body": {
"id": 1,
"jsonrpc": "2.0",
"method": "eth_blockNumber",
"params": []
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"id": 1,
"jsonrpc": "2.0",
"result": "0x1a2b3c"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"id": {
"type": [
"number",
"string"
]
},
"jsonrpc": {
"const": "2.0",
"type": "string"
},
"method": {
"type": "string"
},
"params": {
"type": "array"
}
},
"required": [
"jsonrpc",
"method"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"offer-receipt": {
"info": {
"offers": [
{
"acceptIndex": 0,
"format": "eip712",
"payload": {
"amount": "1000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"network": "eip155:8453",
"payTo": "0x9d86e0e74333b297b1d0b6ba30d2ed1b5f01f296",
"resourceUrl": "https://rpc.nodeflare.app/base/x402",
"scheme": "exact",
"validUntil": 1789627067,
"version": 1
},
"signature": "0x2881dd37cbe933dd8e7afb18970df358246aa55d1c6c7b3f47d9a18c6b5ee64e211f193ebd17da63b796b43f9a2658f92dc77dfff7b68f0eae1fce77f83044871b"
},
{
"acceptIndex": 1,
"format": "eip712",
"payload": {
"amount": "1000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"network": "eip155:137",
"payTo": "0x9d86e0e74333b297b1d0b6ba30d2ed1b5f01f296",
"resourceUrl": "https://rpc.nodeflare.app/base/x402",
"scheme": "exact",
"validUntil": 1789627067,
"version": 1
},
"signature": "0x453473e2ffb79c37f7f32b88aa311f8392dfcf2f500dae7993378f552652e359503b4f1bd7feb633fe7a6562f869c5757252be5350ced517b317440b61f29a5c1b"
},
{
"acceptIndex": 2,
"format": "eip712",
"payload": {
"amount": "1000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"network": "eip155:42161",
"payTo": "0x9d86e0e74333b297b1d0b6ba30d2ed1b5f01f296",
"resourceUrl": "https://rpc.nodeflare.app/base/x402",
"scheme": "exact",
"validUntil": 1789627067,
"version": 1
},
"signature": "0xa4d0a3ecdce3b781868bd0b80e2644a36feb9f554106559c350b2beaace6820a6c6cd358f8f39c068bb8d1251c10de204701d30dfdf49e34ec44f928d06829521c"
},
{
"acceptIndex": 3,
"format": "eip712",
"payload": {
"amount": "100000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"network": "eip155:8453",
"payTo": "0x9d86e0e74333b297b1d0b6ba30d2ed1b5f01f296",
"resourceUrl": "https://rpc.nodeflare.app/base/x402",
"scheme": "upto",
"validUntil": 1789627067,
"version": 1
},
"signature": "0x8c39bd034c7e361fa10e10fa1c4d8f349ececf0c930aee8edb11af7ef0fa63030e62a718dd1ebeb6c2bc644bf391042ef0d351162e018e7ca4d8e28a7a6da48a1c"
},
{
"acceptIndex": 4,
"format": "eip712",
"payload": {
"amount": "100000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"network": "eip155:137",
"payTo": "0x9d86e0e74333b297b1d0b6ba30d2ed1b5f01f296",
"resourceUrl": "https://rpc.nodeflare.app/base/x402",
"scheme": "upto",
"validUntil": 1789627067,
"version": 1
},
"signature": "0x79620f6125759a05410f03360c1debf721916f8b3d72c601a6e9339cf1c0460b4a44a40ad732f9d7bc665af357b77a9eeae7e186dee94a324f5e3f9a0d46e5bb1c"
},
{
"acceptIndex": 5,
"format": "eip712",
"payload": {
"amount": "100000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"network": "eip155:42161",
"payTo": "0x9d86e0e74333b297b1d0b6ba30d2ed1b5f01f296",
"resourceUrl": "https://rpc.nodeflare.app/base/x402",
"scheme": "upto",
"validUntil": 1789627067,
"version": 1
},
"signature": "0xa0e11dc041af931930d947a02b56ef7581bdea30a7f83c14b4216797f4a7980f1f6a8064f8148a434ebdb210d09ed97dc14b9dc4c26774f3f97e1006244af5411c"
}
]
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"offers": {
"items": {
"properties": {
"acceptIndex": {
"type": "integer"
},
"format": {
"type": "string"
},
"payload": {
"properties": {
"amount": {
"type": "string"
},
"asset": {
"type": "string"
},
"network": {
"type": "string"
},
"payTo": {
"type": "string"
},
"resourceUrl": {
"type": "string"
},
"scheme": {
"type": "string"
},
"validUntil": {
"type": "integer"
},
"version": {
"type": "integer"
}
},
"required": [
"version",
"resourceUrl",
"scheme",
"network",
"asset",
"payTo",
"amount"
],
"type": "object"
},
"signature": {
"type": "string"
}
},
"required": [
"format",
"signature"
],
"type": "object"
},
"type": "array"
}
},
"required": [
"offers"
],
"type": "object"
}
}
}Use it
curl
curl "https://rpc.nodeflare.app/base/x402" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://rpc.nodeflare.app/base/x402");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://rpc.nodeflare.app/base/x402")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/1235.json, and this resource appears in /discovery/resources and /discovery/search.