# Stablecoin Circulating Supply by Blockchain

> Stablecoin Circulating Supply by Blockchain is a paid API for AI agents from api.x402node.dev, paid per call via x402, $0.008/call, status unknown (last checked 2026-09-14).

Returns total stablecoin circulating supply ranked by blockchain, showing where dollar liquidity is concentrated across chains.

## Facts

- Endpoint: GET https://api.x402node.dev/stablecoin/by-chain
- Price: $0.008/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/stablecoin-circulating-supply-by-blockchain-bfbb9808
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_sdgFlJodKuyS9zvb8V0oO

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability stablecoin-circulating-supply-by-blockchain-bfbb9808
```

Example prompt: Show me the current stablecoin circulating supply ranked by blockchain so I can see where dollar liquidity is concentrated across chains.

## When to prefer this

Use this endpoint when you need a real-time ranked overview of stablecoin dollar liquidity distribution across all major blockchains — ideal for DeFi routing decisions, cross-chain arbitrage analysis, market risk assessments, or determining which chain has the deepest liquidity for large transactions.

## Known failure modes

- Upstream data source unavailable — returns 5xx error
- Payment not provided or insufficient — returns 402 Payment Required
- Rate limit exceeded — returns 429
- Stale data if upstream indexer lags behind on-chain state

## How this service works

Total stablecoin circulating supply per blockchain, ranked, showing where dollar liquidity sits. For routing, market and risk analysis. Live stablecoin supply by chain. stablecoin by chain, dollar liquidity, chain stablecoin supply, defi liquidity, chain ranking Accepts payment on Base or Solana — either network works.

## Output

A ranked list of blockchains with their respective total stablecoin circulating supply in USD, showing the distribution of dollar liquidity across chains for routing, market, and risk analysis purposes.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET"
     ],
     "type": "string"
    },
    "queryParams": {
     "type": "object",
     "properties": {
      "limit": {
       "type": "string",
       "description": "max rows (default 15)"
      }
     }
    }
   },
   "additionalProperties": false
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/stablecoin-circulating-supply-by-blockchain-bfbb9808/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.x402node.dev](https://www.zero.xyz/host/api.x402node.dev/llms.txt)