Market and on-chain crypto data for AI agents. Pay per call in USDC on Base (x402).
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What can be ordered, at what price and under what name. Includes this MCP server's tools and the equivalent HTTP routes. Free.
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What can be ordered, at what price and under what name. Includes this MCP server's tools and the equivalent HTTP routes. Free.
No arguments.
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"properties": {}
}Live probe of every public source behind the data (response, HTTP status and latency). Free: use it to decide whether a paid call is worth it, and to see where a number came from.
No arguments.
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"properties": {}
}What a token is and what it is worth: name, symbol, decimals, supply, contract address and price per token. Use it to confirm that an address is a real contract and what it represents. Cuesta $0.03 por llamada, en USDC sobre Base (protocolo x402).
| Argument | Type | Description |
|---|---|---|
| chain | string | Network the token lives on. (por defecto: base) |
| tokens* | string | Comma-separated contract addresses, up to 10. Example: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"required": [
"tokens"
],
"properties": {
"chain": {
"enum": [
"base",
"ethereum",
"arbitrum",
"optimism",
"polygon"
],
"type": "string",
"description": "Network the token lives on. (por defecto: base)"
},
"tokens": {
"type": "string",
"maxLength": 42,
"description": "Comma-separated contract addresses, up to 10. Example: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
}
},
"additionalProperties": false
}The big picture: total market cap, Bitcoin dominance, 24 h change, the coins by market cap and the top movers. This is the context question, not the one about a single asset. Cuesta $0.03 por llamada, en USDC sobre Base (protocolo x402).
| Argument | Type | Description |
|---|---|---|
| vs | string | Quote currency. (por defecto: usd) |
| limite | integer | How many coins to return in the market-cap list. (por defecto: 20) |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"properties": {
"vs": {
"type": "string",
"maxLength": 8,
"description": "Quote currency. (por defecto: usd)"
},
"limite": {
"type": "integer",
"maximum": 250,
"minimum": 1,
"description": "How many coins to return in the market-cap list. (por defecto: 20)"
}
},
"additionalProperties": false
}What an asset is worth right now, in USD, as a MEDIAN across several venues with its spread - not a single exchange's last trade. Use it to quote, to compare venues or to spot a dislocated market. Cuesta $0.02 por llamada, en USDC sobre Base (protocolo x402).
| Argument | Type | Description |
|---|---|---|
| symbols | string | Comma-separated symbols, up to 20. Example: BTC,ETH,SOL (por defecto: BTC) |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"properties": {
"symbols": {
"type": "string",
"maxLength": 10,
"description": "Comma-separated symbols, up to 20. Example: BTC,ETH,SOL (por defecto: BTC)"
}
},
"additionalProperties": false
}What an address holds: the native balance of the network and, if you pass a token, that ERC-20 balance with its decimals. Use it to verify a payment or a holding without opening a block explorer. Cuesta $0.03 por llamada, en USDC sobre Base (protocolo x402).
| Argument | Type | Description |
|---|---|---|
| chain | string | Network to query. (por defecto: base) |
| token* | string | Optional: ERC-20 token contract (USDC on Base: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913). |
| address* | string | 20-byte address (0x followed by 40 hex characters). |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"required": [
"address",
"token"
],
"properties": {
"chain": {
"enum": [
"base",
"ethereum",
"arbitrum",
"optimism",
"polygon"
],
"type": "string",
"description": "Network to query. (por defecto: base)"
},
"token": {
"type": "string",
"pattern": "^0x[0-9a-fA-F]{40}$",
"description": "Optional: ERC-20 token contract (USDC on Base: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913)."
},
"address": {
"type": "string",
"pattern": "^0x[0-9a-fA-F]{40}$",
"description": "20-byte address (0x followed by 40 hex characters)."
}
},
"additionalProperties": false
}How much money is deposited in a DeFi protocol (TVL in USD) with its 24 h and 7 day change. The measure of a protocol's size and health before you interact with it. Cuesta $0.01 por llamada, en USDC sobre Base (protocolo x402).
| Argument | Type | Description |
|---|---|---|
| protocol | string | DeFiLlama protocol identifier. Example: aave (por defecto: aave) |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"properties": {
"protocol": {
"type": "string",
"maxLength": 60,
"description": "DeFiLlama protocol identifier. Example: aave (por defecto: aave)"
}
},
"additionalProperties": false
}Recent candles for a trading pair at the interval you ask for (1m to 1d). What you need to compute trend or volatility, or to draw a chart without an exchange API key. Cuesta $0.01 por llamada, en USDC sobre Base (protocolo x402).
| Argument | Type | Description |
|---|---|---|
| limite | integer | How many candles to return. (por defecto: 100) |
| symbol* | string | Pair to query. Example: BTCUSDT |
| interval | string | Size of each candle. (por defecto: 1h) |
{
"type": "object",
"$schema": "http://json-schema.org/draft-07/schema#",
"required": [
"symbol"
],
"properties": {
"limite": {
"type": "integer",
"maximum": 200,
"minimum": 1,
"description": "How many candles to return. (por defecto: 100)"
},
"symbol": {
"type": "string",
"maxLength": 20,
"description": "Pair to query. Example: BTCUSDT"
},
"interval": {
"enum": [
"1m",
"5m",
"15m",
"30m",
"1h",
"4h",
"1d",
"1w",
"1M"
],
"type": "string",
"description": "Size of each candle. (por defecto: 1h)"
}
},
"additionalProperties": false
}