chainpeek (Tanod)
chainpeek (Tanod): one read-only JSON-RPC call via public EVM endpoints; no free tier. Use when an agent needs one allowlisted read-only JSON-RPC result from a public EVM node.
Answeringour last check, 2026-11-04
3 of 3checks answered this week
291 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
POST https://tanod.dev/v1/chain/rpc
| Category | Everything else |
|---|---|
| Provider host | tanod.dev |
| Networks | eip155:137, eip155:42161, eip155:56, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-11-04 | valid payment request | 402 | $0.001 | 287 ms |
| 2026-11-03 | valid payment request | 402 | $0.001 | 320 ms |
| 2026-11-02 | valid payment request | 402 | $0.001 | 291 ms |
Example input (from the provider)
{
"body": {
"chain": "base",
"method": "eth_blockNumber",
"params": []
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"chain": {
"description": "ethereum, base, polygon, arbitrum, optimism or bsc; fixed public RPC endpoints.",
"enum": [
"ethereum",
"base",
"polygon",
"arbitrum",
"optimism",
"bsc"
],
"type": "string"
},
"id": {
"anyOf": [
{
"type": "integer"
},
{
"type": "string"
},
{
"type": "null"
}
],
"default": 1,
"description": "JSON-RPC id echoed in the response; integer, string (at most 128 characters) or null."
},
"jsonrpc": {
"const": "2.0",
"default": "2.0",
"description": "Optional JSON-RPC version; only 2.0 is accepted.",
"type": "string"
},
"method": {
"description": "Strict read-only method allowlist; all other methods are rejected before RPC.",
"enum": [
"eth_blockNumber",
"eth_chainId",
"eth_getBalance",
"eth_getCode",
"eth_getStorageAt",
"eth_getTransactionCount",
"eth_call",
"eth_estimateGas",
"eth_getBlockByNumber",
"eth_getBlockByHash",
"eth_getTransactionByHash",
"eth_getTransactionReceipt",
"eth_getLogs",
"eth_gasPrice",
"eth_maxPriorityFeePerGas",
"eth_feeHistory",
"net_version",
"web3_clientVersion"
],
"type": "string"
},
"params": {
"description": "Positional JSON-RPC parameters only: at most 32 items, 32,768 encoded bytes, depth 8, 2,048 nodes. eth_getLogs requires numeric 0x fromBlock/toBlock over at most 2,000 blocks inclusive, latest/latest, or blockHash (no mixed bounds); an address or topics[0] is required, and only exact-case filter keys are accepted. Per-method arity applies; eth_call/eth_estimateGas allow only [callObject, blockTag], no overrides. eth_feeHistory: at most 1024 blocks and 10 ascending reward percentiles from 0 to 100.",
"items": {},
"maxItems": 32,
"type": "array"
}
},
"required": [
"chain",
"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"
}
},
"required": [
"input"
],
"type": "object"
}