ABI-encode a function call (selector + args) or encode/decode arbitrary ABI type
ABI-encode a function call (selector + args) or encode/decode arbitrary ABI types — build and parse EVM calldata correctly.
Not tested: has real-world effectsour last check, 2026-09-24
0 of 0checks answered this week
n/amedian answer time
$0.003listed price per call
n/aprice it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://api.agentstools.dev/crypto/abi
| Category | Market data |
|---|---|
| Provider host | api.agentstools.dev |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
We never call tools that send, buy, move money or file anything, not even without paying.
Example input (from the provider)
{
"body": {
"args": [
"0x52908400098527886E0F7030069857D2E4169EE7",
"1000000"
],
"op": "encode_call",
"signature": "transfer(address,uint256)"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"args": {
"description": "Argument values for op=encode_call/encode",
"type": "array"
},
"data": {
"description": "0x calldata/abi bytes for op=decode",
"type": "string"
},
"op": {
"enum": [
"encode_call",
"encode",
"decode"
],
"type": "string"
},
"signature": {
"description": "Function signature for op=encode_call, e.g. transfer(address,uint256)",
"type": "string"
},
"types": {
"description": "ABI type list for op=encode/decode",
"items": {
"type": "string"
},
"type": "array"
}
},
"required": [
"op"
]
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"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"
}