Solana Program Derived Address (PDA) calculator — derive the canonical off-curve
Solana Program Derived Address (PDA) calculator — derive the canonical off-curve address and bump from bounded public seeds offline, without RPC or key handling.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
605 msmedian answer time
$0.005listed price per call
$0.005price 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://chain-tools.use.x402atlas.com/solana/pda
| Category | Market data |
|---|---|
| Provider host | chain-tools.use.x402atlas.com |
| Networks | eip155:137, eip155:42161, eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 4 from 3 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.005 | 605 ms |
Example input (from the provider)
{
"body": {
"program_id": "11111111111111111111111111111111",
"seeds": [
{
"encoding": "utf8",
"value": "vault"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"program_id": {
"description": "Canonical base58 32-byte public Solana program ID",
"maxLength": 44,
"minLength": 32,
"type": "string"
},
"seeds": {
"description": "Ordered public caller seeds; every value is runtime-checked at no more than 32 decoded bytes and the canonical bump is added as the final sixteenth seed",
"items": {
"description": "One public seed; the selected text encoding must decode to at most 32 bytes",
"oneOf": [
{
"additionalProperties": false,
"properties": {
"encoding": {
"const": "utf8",
"description": "Seed text encoding",
"type": "string"
},
"value": {
"description": "UTF-8 seed text; runtime validation enforces at most 32 encoded bytes",
"maxLength": 32,
"type": "string"
}
},
"required": [
"encoding",
"value"
],
"type": "object"
},
{
"additionalProperties": false,
"properties": {
"encoding": {
"const": "hex",
"description": "Seed text encoding",
"type": "string"
},
"value": {
"description": "Zero to 32 bytes as canonical even-length hexadecimal without 0x",
"maxLength": 64,
"type": "string"
}
},
"required": [
"encoding",
"value"
],
"type": "object"
},
{
"additionalProperties": false,
"properties": {
"encoding": {
"const": "base58",
"description": "Seed text encoding",
"type": "string"
},
"value": {
"description": "Canonical base58 text that runtime validation requires to decode to at most 32 bytes",
"maxLength": 44,
"type": "string"
}
},
"required": [
"encoding",
"value"
],
"type": "object"
}
]
},
"maxItems": 15,
"minItems": 0,
"type": "array"
}
},
"required": [
"program_id",
"seeds"
],
"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": {
"additionalProperties": false,
"properties": {
"_atlas": {
"additionalProperties": false,
"description": "Atlas documentation and related-route metadata added after deployment",
"properties": {
"docs": {
"description": "Documentation URL for this bridge",
"format": "uri",
"maxLength": 512,
"type": "string"
},
"related": {
"description": "Bounded related Atlas routes",
"items": {
"additionalProperties": false,
"description": "One related Atlas route",
"properties": {
"bridge": {
"description": "Related bridge name",
"maxLength": 64,
"type": "string"
},
"docs": {
"description": "Related bridge documentation URL",
"format": "uri",
"maxLength": 512,
"type": "string"
},
"summary": {
"description": "Short capability summary",
"maxLength": 256,
"type": "string"
},
"url": {
"description": "Related route URL",
"format": "uri",
"maxLength": 512,
"type": "string"
}
},
"required": [
"bridge",
"url",
"docs",
"summary"
],
"type": "object"
},
"maxItems": 3,
"type": "array"
}
},
"requir