Header-level detail for one block on Ethereum, Base, Polygon, Arbitrum, or Optim
Header-level detail for one block on Ethereum, Base, Polygon, Arbitrum, or Optimism: hash, timestamp (unix + ISO), transaction count, gas used/limit, base fee. Pass a block number, 0x hex, or "latest". Keyless multi-endpoint failover. ?block=latest&network=base
Answeringour last check, 2026-09-24
1 of 1checks answered this week
940 msmedian answer time
$0.001listed price per call
$0.001price 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
GET https://agent402.tools/api/block-info
| Category | Market data |
|---|---|
| Provider host | agent402.tools |
| Networks | algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=, eip155:10, eip155:1329, eip155:137, eip155:143, eip155:42161, eip155:42220, eip155:43114, eip155:4663, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp, stellar:pubnet |
| Payment schemes | exact, upto |
| Self-reported calls, 30 days | 6 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.001 | 940 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"block": "latest",
"network": "base"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"block": {
"description": "Block number (decimal or 0x hex) or \"latest\" (default latest).",
"type": "string"
},
"network": {
"description": "ethereum / base / polygon / arbitrum / optimism (default base).",
"type": "string"
}
},
"required": [],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"baseFeePerGas": {
"type": "string"
},
"gasLimit": {
"type": "string"
},
"gasUsed": {
"type": "string"
},
"hash": {
"type": "string"
},
"network": {
"type": "string"
},
"number": {
"type": "integer"
},
"timestamp": {
"type": "integer"
},
"timestampIso": {
"type": "string"
},
"txCount": {
"type": "integer"
}
},
"required": [
"network",
"number",
"hash",
"timestamp",
"timestampIso",
"txCount",
"gasUsed",
"gasLimit",
"baseFeePerGas"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}