Blackwood State Wallet Balances
POST https://x402-gateway.blackwoodstate8.workers.dev/v1/wallet-balances
Listed in Coinbase x402 Bazaar
Returns JSON with the ETH and ERC20 token balances of a wallet on Base, read on-chain in one block: 21 major tokens plus any you list. Use when you need the ERC20 token balance or wallet balance of an address on Base for onchain data checks. Do not use when you need Ethereum mainnet or other chains, NFTs, transaction history or USD values. Price: 0.004 USDC per call. Typical response time: 1200 ms (p95).
Other endpoints from x402-gateway.blackwoodstate8.workers.dev
The same service's other paid functions that Hagglyai tracks, each with its own price. Functions outside Hagglyai's categories are not listed.
| Endpoint | Category | Price per call |
|---|---|---|
| GET /v1/llm-chat | LLM inference | $0.03 |
| POST /v1/llm-chat | LLM inference | $0.03 |
| GET /v1/news-headlines | News | $0.008 |
| POST /v1/news-headlines | News | $0.008 |
| GET /v1/sec-facts | Stocks & forex | $0.02 |
| POST /v1/sec-facts | Stocks & forex | $0.02 |
| POST /v1/speech-to-text | Translation | $0.08 |
| GET /v1/token-price | Crypto prices & market data | $0.003 |
| POST /v1/token-price | Crypto prices & market data | $0.003 |
| GET /v1/wallet-balances | On-chain data | $0.004 |
| GET /v1/weather-forecast | Weather | $0.003 |
| POST /v1/weather-forecast | Weather | $0.003 |
| GET /v1/web-markdown | Web page extraction | $0.01 |
| POST /v1/web-markdown | Web page extraction | $0.01 |
How to buy
This endpoint takes pay-per-call payments over x402. Call it once without paying to see its live price; any x402 client then pays and retries automatically.
curl -i -X POST "https://x402-gateway.blackwoodstate8.workers.dev/v1/wallet-balances"
# HTTP/1.1 402 Payment Required: price, asset and payTo are in the responseEstimated calls per day
Paid calls to x402-gateway.blackwoodstate8.workers.dev's tracked endpoints each day, estimated from the 30-day totals the x402 catalogues report. Each bar is the change in that 30-day total since the day before, plus the calls that left the 30-day window (taken as an average day). It is an estimate: Hagglyai does not measure or pay for these calls.
Usage available for 8 of 15 tracked endpoints, 8 paid calls in the last 30 days. Last updated 3 hours ago. Unknown usage is left out, not counted as zero.
Compared with other providers
x402-gateway.blackwoodstate8.workers.dev ranks 110th of 156 in On-chain data by its latest reported 30-day paid calls. Coverage matters: a provider whose endpoints report more of their usage can rank higher.
| # | Provider | Reported 30-day calls | Coverage |
|---|---|---|---|
| 1 | www.api-xpay.com | 6,197 | 1 of 1 endpoint |
| 2 | api.onesource.io | 5,792 | 27 of 29 endpoints |
| 3 | agent402.tools | 3,120 | 142 of 217 endpoints |
| 4 | api.solenrich.com | 3,075 | 7 of 12 endpoints |
| 5 | agent.pocket.network | 2,931 | 13 of 24 endpoints |
| 6 | api.losbeto.xyz | 1,297 | 20 of 107 endpoints |
| 7 | x402.ottoai.services | 1,258 | 28 of 32 endpoints |
| 8 | api.x402node.dev | 1,247 | 162 of 194 endpoints |
| 110 | x402-gateway.blackwoodstate8.workers.dev (this one) | 8 | 8 of 15 endpoints |