Chainstack Starknet Node API
Chainstack-managed Starknet JSON-RPC nodes.
OpenAPI Specification
openapi: 3.0.3
info:
title: Chainstack Starknet Node API
version: 1.0.0
description: Chainstack-managed RPC node API for the Starknet blockchain. Endpoints follow the canonical JSON-RPC over HTTPS
interface for the network. Authenticate against your Chainstack node's per-node URL (e.g. https://nd-XXX-XXX-XXX.p2pify.com/<key>).
Merged from the Chainstack Developer Portal per-method fragments at https://github.com/chainstack/dev-portal/tree/main/openapi/starknet_node_api.
contact:
name: Chainstack API Support
email: [email protected]
license:
name: Chainstack Terms
url: https://chainstack.com/terms-of-service/
servers:
- url: https://{node_id}.p2pify.com/{api_key}
description: Chainstack-managed node endpoint
variables:
node_id:
default: nd-000-000-000
description: Your Chainstack node identifier
api_key:
default: <api-key>
description: Per-node access key
tags:
- name: General
paths:
/starknet_call:
post:
summary: Starknet_Call
description: starknet_call
operationId: starknetCall
requestBody:
required: true
content:
application/json:
schema:
type: object
properties:
id:
type: integer
default: 1
jsonrpc:
type: string
default: '2.0'
method:
type: string
default: starknet_call
params:
type: array
items:
anyOf:
- type: object
properties:
calldata:
type: array
items:
$ref: '#/components/schemas/FELT'
default:
- '0x03a20d4f7b4229e7c4863dab158b4d076d7f454b893d90a62011882dc4caca2a'
contract_address:
type: string
default: '0x049d36570d4e46f48e99674bd3fcc84644ddd6b96f7c741b1562b82f9e004dc7'
entry_point_selector:
type: string
default: '0x2e4263afad30923c891518314c3c95dbe830a16874e8abc5777a9a20b54c76e'
- type: string
enum:
- pending
default:
- calldata:
- '0x03a20d4f7b4229e7c4863dab158b4d076d7f454b893d90a62011882dc4caca2a'
contract_address: '0x049d36570d4e46f48e99674bd3fcc84644ddd6b96f7c741b1562b82f9e004dc7'
entry_point_selector: '0x2e4263afad30923c891518314c3c95dbe830a16874e8abc5777a9a20b54c76e'
- pending
responses:
'200':
description: Successful response
tags:
- General
/starknet_estimateFee:
post:
summary: starknet_estimateFee
description: starknet_estimateFee
operationId: starknetEstimateFee
requestBody:
required: true
content:
application/json:
schema:
type: object
properties:
id:
type: integer
jsonrpc:
type: string
method:
type: string
params:
type: object
properties:
request:
type: array
items:
type: object
properties:
type:
type: string
max_fee:
$ref: '#/components/schemas/FELT'
version:
type: string
signature:
type: array
items:
$ref: '#/components/schemas/FELT'
sender_address:
type: string
calldata:
type: array
items:
$ref: '#/components/schemas/FELT'
nonce:
$ref: '#/components/schemas/FELT'
block_id:
type: object
properties:
block_number:
type: integer
default:
id: 0
jsonrpc: '2.0'
method: starknet_estimateFee
params:
request:
- type: INVOKE
max_fee: '0xb3a2f1ab6d632'
version: '0x1'
signature:
- '0x54c2201c7b9021777389e208e28eafc67e4ba1f1aa7016a1123b61c6ff79c29'
- '0x58c2d97614e5abfd9668b314f344c945d16ea154cb32a7b08b4445204f1f1d3'
sender_address: '0x0569b13e8164bc8000c0bbcf4887856516643af123c5bc3b01e229e92f9cfd10'
calldata:
- '0x3'
- '0x49d36570d4e46f48e99674bd3fcc84644ddd6b96f7c741b1562b82f9e004dc7'
- '0x219209e083275171774dab1df80982e9df2096516f06319c5c6d71ae0a8480c'
- '0x3'
- '0xfff107e2403123c7df78d91728a7ee5cfd557aec0fa2d2bdc5891c286bbfff'
- '0x984e103a8acd6'
- '0x0'
- '0x68f5c6a61780768455de69077e07e89787839bf8166decfbf92b645209c0fb8'
- '0x219209e083275171774dab1df80982e9df2096516f06319c5c6d71ae0a8480c'
- '0x3'
- '0xfff107e2403123c7df78d91728a7ee5cfd557aec0fa2d2bdc5891c286bbfff'
- '0x4c4b40'
- '0x0'
- '0xfff107e2403123c7df78d91728a7ee5cfd557aec0fa2d2bdc5891c286bbfff'
- '0x2f0b3c5710379609eb5495f1ecd348cb28167711b73609fe565a72734550354'
- '0xe'
- '0x569b13e8164bc8000c0bbcf4887856516643af123c5bc3b01e229e92f9cfd10'
- '0x49d36570d4e46f48e99674bd3fcc84644ddd6b96f7c741b1562b82f9e004dc7'
- '0x68f5c6a61780768455de69077e07e89787839bf8166decfbf92b645209c0fb8'
- '0x1f4'
- '0xa76cc'
- '0xa7b5e'
- '0x984e103a8acd6'
- '0x0'
- '0x4c4b40'
- '0x0'
- '0x9542431aa6bf1'
- '0x0'
- '0x4ac4a0'
- '0x0'
nonce: '0x51'
block_id:
block_number: 385940
responses:
'200':
description: Successful response
tags:
- General
/starknet_estimateMessageFee:
post:
summary: starknet_estimateMessageFee
description: starknet_estimateMessageFee
operationId: starknetEstimateMessageFee
requestBody:
required: true
content:
application/json:
schema:
type: object
properties:
id:
type: integer
jsonrpc:
type: string
method:
type: string
params:
type: array
items:
anyOf:
- type: object
properties:
from_address:
type: string
to_address:
type: string
entry_point_selector:
type: string
payload:
type: array
items:
$ref: '#/components/schemas/FELT'
- type: object
properties:
block_number:
type: integer
default:
id: 0
jsonrpc: '2.0'
method: starknet_estimateMessageFee
params:
- from_address: '0xae0ee0a63a2ce6baeeffe56e7714fb4efe48d419'
to_address: '0x073314940630fd6dcda0d772d4c972c4e0a9946bef9dabf4ef84eda8ef542b82'
entry_point_selector: '0x02d757788a8d8d6f21d1cd40bce38a8222d70654214e96ff95d8086e684fbee5'
payload:
- '0x1cf4ca56a4841f8a7d39d22d5369434f74e480b370be7bc5a814384b758e604'
- '0x6a94d74f430000'
- '0x0'
- block_number: 387702
responses:
'200':
description: Successful response
tags:
- General
/starknet_getClassAt:
post:
summary: starknet_getClassAt
description: starknet_getClassAt
operationId: starknetGetClassAt
requestBody:
required: true
content:
application/json:
schema:
type: object
properties:
id:
type: integer
default: 1
jsonrpc:
type: string
default: '2.0'
method:
type: string
default: starknet_getClassAt
params:
type: array
items:
anyOf:
- type: object
properties:
block_number:
type: integer
default: 385940
- type: string
default: '0x073314940630fd6dcda0d772d4c972c4e0a9946bef9dabf4ef84eda8ef542b82'
default:
id: 1
jsonrpc: '2.0'
method: starknet_getClassAt
params:
- block_number: 385940
- '0x073314940630fd6dcda0d772d4c972c4e0a9946bef9dabf4ef84eda8ef542b82'
responses:
'200':
description: Successful response
tags:
- General
/starknet_getClassHashAt:
post:
summary: starknet_getClassHashAt
description: starknet_getClassHashAt
operationId: starknetGetClassHashAt
requestBody:
required: true
content:
application/json:
schema:
type: object
properties:
id:
type: integer
default: 1
jsonrpc:
type: string
default: '2.0'
method:
type: string
default: starknet_getClassHashAt
params:
type: array
items:
anyOf:
- type: object
properties:
block_number:
type: integer
default: 385940
- type: string
default: '0x073314940630fd6dcda0d772d4c972c4e0a9946bef9dabf4ef84eda8ef542b82'
default:
id: 1
jsonrpc: '2.0'
method: starknet_getClassHashAt
params:
- block_number: 385940
- '0x073314940630fd6dcda0d772d4c972c4e0a9946bef9dabf4ef84eda8ef542b82'
responses:
'200':
description: Successful response
tags:
- General
/starknet_getNonce:
post:
summary: starknet_getNonce
description: starknet_getNonce
operationId: starknetGetNonce
requestBody:
required: true
content:
application/json:
schema:
type: object
properties:
id:
type: integer
default: 1
jsonrpc:
type: string
default: '2.0'
method:
type: string
default: starknet_getNonce
params:
type: array
items:
anyOf:
- type: object
properties:
block_number:
type: integer
default: 385940
- type: string
default: '0x0569b13e8164bc8000c0bbcf4887856516643af123c5bc3b01e229e92f9cfd10'
default:
id: 1
jsonrpc: '2.0'
method: starknet_getNonce
params:
- block_number: 385940
- '0x0569b13e8164bc8000c0bbcf4887856516643af123c5bc3b01e229e92f9cfd10'
responses:
'200':
description: Successful response
tags:
- General
/starknet_getStorageAt:
post:
summary: starknet_getStorageAt
description: starknet_getStorageAt
operationId: starknetGetStorageAt
requestBody:
required: true
content:
application/json:
schema:
type: object
properties:
id:
type: integer
default: 1
jsonrpc:
type: string
default: '2.0'
method:
type: string
default: starknet_getStorageAt
params:
type: array
items:
type: string
default:
- '0x00dA114221cb83fa859DBdb4C44bEeaa0BB37C7537ad5ae66Fe5e0efD20E6eB3'
- '0x2de7ac669936cc3b4e9784ff23826dc9056c74d54d3f41f1b0d28b36966369e'
- latest
responses:
'200':
description: Successful response
tags:
- General
/starknet_getTransactionByBlockIdAndIndex:
post:
summary: starknet_getTransactionByBlockIdAndIndex
description: starknet_getTransactionByBlockIdAndIndex
operationId: starknetGetTransactionByBlockIdAndIndex
requestBody:
required: true
content:
application/json:
schema:
type: object
properties:
id:
type: integer
default: 1
jsonrpc:
type: string
default: '2.0'
method:
type: string
default: starknet_getTransactionByBlockIdAndIndex
params:
type: array
items:
anyOf:
- type: object
properties:
block_number:
type: integer
default: 7015
- type: integer
default: 19
default:
id: 1
jsonrpc: '2.0'
method: starknet_getTransactionByBlockIdAndIndex
params:
- block_number: 7015
- 19
responses:
'200':
description: Successful response
tags:
- General
/starknet_getTransactionByHash:
post:
summary: starknet_getTransactionByHash
description: starknet_getTransactionByHash
operationId: starknetGetTransactionByHash
requestBody:
required: true
content:
application/json:
schema:
type: object
properties:
id:
type: integer
default: 1
jsonrpc:
type: string
default: '2.0'
method:
type: string
default: starknet_getTransactionByHash
params:
type: array
items:
type: string
default:
- '0x295ee040949bd23a4bba5d5fa0d9d776c3b1fc7cafd511d025e689e665d05b2'
responses:
'200':
description: Successful response
tags:
- General
/starknet_simulateTransactions:
post:
summary: starknet_simulateTransactions
description: starknet_simulateTransactions
operationId: starknetSimulateTransactions
requestBody:
required: true
content:
application/json:
schema:
type: object
properties:
id:
type: integer
default: 0
jsonrpc:
type: string
default: '2.0'
method:
type: string
default: starknet_simulateTransactions
params:
type: array
items:
anyOf:
- type: object
properties:
block_number:
type: integer
- type: array
items:
type: object
properties:
type:
type: string
max_fee:
$ref: '#/components/schemas/FELT'
version:
type: string
signature:
type: array
items:
$ref: '#/components/schemas/FELT'
sender_address:
type: string
calldata:
type: array
items:
$ref: '#/components/schemas/FELT'
nonce:
$ref: '#/components/schemas/FELT'
- type: array
items:
type: string
default:
id: 0
jsonrpc: '2.0'
method: starknet_simulateTransactions
params:
- block_number: 385940
- - type: INVOKE
max_fee: '0xb3a2f1ab6d632'
version: '0x1'
signature:
- '0x54c2201c7b9021777389e208e28eafc67e4ba1f1aa7016a1123b61c6ff79c29'
- '0x58c2d97614e5abfd9668b314f344c945d16ea154cb32a7b08b4445204f1f1d3'
sender_address: '0x0569b13e8164bc8000c0bbcf4887856516643af123c5bc3b01e229e92f9cfd10'
calldata:
- '0x3'
- '0x49d36570d4e46f48e99674bd3fcc84644ddd6b96f7c741b1562b82f9e004dc7'
- '0x219209e083275171774dab1df80982e9df2096516f06319c5c6d71ae0a8480c'
- '0x3'
- '0xfff107e2403123c7df78d91728a7ee5cfd557aec0fa2d2bdc5891c286bbfff'
- '0x984e103a8acd6'
- '0x0'
- '0x68f5c6a61780768455de69077e07e89787839bf8166decfbf92b645209c0fb8'
- '0x219209e083275171774dab1df80982e9df2096516f06319c5c6d71ae0a8480c'
- '0x3'
- '0xfff107e2403123c7df78d91728a7ee5cfd557aec0fa2d2bdc5891c286bbfff'
- '0x4c4b40'
- '0x0'
- '0xfff107e2403123c7df78d91728a7ee5cfd557aec0fa2d2bdc5891c286bbfff'
- '0x2f0b3c5710379609eb5495f1ecd348cb28167711b73609fe565a72734550354'
- '0xe'
- '0x569b13e8164bc8000c0bbcf4887856516643af123c5bc3b01e229e92f9cfd10'
- '0x49d36570d4e46f48e99674bd3fcc84644ddd6b96f7c741b1562b82f9e004dc7'
- '0x68f5c6a61780768455de69077e07e89787839bf8166decfbf92b645209c0fb8'
- '0x1f4'
- '0xa76cc'
- '0xa7b5e'
- '0x984e103a8acd6'
- '0x0'
- '0x4c4b40'
- '0x0'
- '0x9542431aa6bf1'
- '0x0'
- '0x4ac4a0'
- '0x0'
nonce: '0x51'
- - SKIP_VALIDATE
- SKIP_FEE_CHARGE
responses:
'200':
description: Successful response
tags:
- General
/starknet_traceBlockTransactions:
post:
summary: starknet_traceBlockTransactions
description: starknet_traceBlockTransactions
operationId: starknetTraceBlockTransactions
requestBody:
required: true
content:
application/json:
schema:
type: object
properties:
id:
type: integer
default: 1
jsonrpc:
type: string
default: '2.0'
method:
type: string
default: starknet_traceBlockTransactions
params:
type: object
properties:
block_id:
type: object
properties:
block_number:
type: integer
default: 456600
default:
id: 1
jsonrpc: '2.0'
method: starknet_traceBlockTransactions
params:
block_id:
block_number: 456600
responses:
'200':
description: Successful response
tags:
- General
components:
schemas:
FELT:
type: string
title: Field element
description: A field element. represented by at most 63 hex digits
pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$