Satoshi API - Bitcoin Fee Intelligence for Apps and AI Agents
externalKnow when to send Bitcoin and when to wait. Satoshi API gives apps and AI agents live fee recommendations, mempool context, and cost estimates. Free, open source.
Price
from $0.0050
up to $0.0100 per request
Network
base
Category
ai
On-chain txns
1
Uptime
98%
Avg latency
1432ms
Checks
130
Status
Healthy
Base URL
Endpoints (10)
Discovered from on-chain x402 payment activity. Prices shown are per-call in USDC.
Satoshi API: /api/v1/ai/chat
Satoshi API: /api/v1/ai/explain/block/{hash_or_height}
Satoshi API: /api/v1/ai/explain/transaction/{txid}
Satoshi API: /api/v1/ai/fees/advice
Satoshi API: /api/v1/broadcast
Satoshi API: /api/v1/fees/landscape
Satoshi API: /api/v1/fees/observatory/block-stats
Satoshi API: /api/v1/fees/observatory/estimates
Satoshi API: /api/v1/fees/observatory/scoreboard
Satoshi API: /api/v1/mining/nextblock
Payment
How to call
# one-time setup
npx @apihubio/cli register
npx @apihubio/cli topup 10
# call it
npx @apihubio/cli call https://bitcoinsapi.com \
-X POST \
-d '{ /* check provider docs for input */ }'
# or save it to Claude/Cursor/Codex
npx @apihubio/cli install
npx @apihubio/cli add https://bitcoinsapi.comVia direct x402 (advanced)Bring your own wallet
import { wrapFetchWithPayment } from "@x402/fetch";
import { createWalletClient, http } from "viem";
import { privateKeyToAccount } from "viem/accounts";
import { base } from "viem/chains";
const account = privateKeyToAccount("0xYOUR_PRIVATE_KEY");
const client = createWalletClient({ account, chain: base, transport: http() });
const x402Fetch = wrapFetchWithPayment(client);
const res = await x402Fetch("https://bitcoinsapi.com", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({ /* check provider docs for input */ }),
});
const data = await res.json();This is an external service not operated by APIHub. Listing data is sourced from public on-chain records and third-party indexes. Payment goes directly to the service provider via the x402 protocol. APIHub does not guarantee availability, accuracy, or quality of external services.