api.chainmarket-api.workers.dev

https://api.chainmarket-api.workers.dev/api/crypto/bitcoin-mempool-stats

Bitcoin mempool congestion from mempool.space: unconfirmed transaction count and size, recommended fee rates in sat/vB, difficulty-adjustment progress and estimated retarget date, and blocks until the next halving (every 210,000 blocks). Current snapshot only; no history.

last updated: Oct 23, 2026 · type: http · x402 v2

Payment Options

NetworkSchemeAmountPay To
Baseexact$0.002000 USDC0xb849...eAfA
solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdpexact0.00 tokensJ8vnmB...RdhR
eip155:5042exact0.00 tokens0xa475...9be3
Polygonexact$0.002000 USDC0xb849...eAfA
Arbitrum Oneexact$0.002000 USDC0xb849...eAfA
eip155:143exact0.00 tokens0xb849...eAfA
eip155:480exact0.00 tokens0xb849...eAfA
Optimismexact$0.002000 USDC0xb849...eAfA
eip155:43114exact0.00 tokens0xb849...eAfA
Celoexact0.00 tokens0xb849...eAfA
xrpl:0exact0.002rDxNZC...f8UJ
xrpl:0exact0.00 tokensrDxNZC...f8UJ

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Resource Activity

via Bazaar · last 30 days
Calls
2
Unique Payers
2
Last Called
Oct 23, 2026