Discover / api.blockchain.info

Blockchain.info API

■ Challenge detected

Paid AI-agent access to Blockchain.com Explorer API

x402
Base
USDC

Listed price: $0.001
Challenge detected: 9 of the last 9 checks
Median response: 135 ms
Last checked: 16 Oct, 18:49 UTC
In our index since: 26 Sept 2026

Endpoint

curl -i https://api.blockchain.info/explorer-gateway-kt/x402/bch/transaction
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.

55 listed endpoints · on x402 Bazaar

Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.

Base URLhttps://api.blockchain.info/explorer-gateway-kt/x402

POST/bch/address$0.001Paid AI-agent access to Blockchain.com Explorer API
POST/sol/transaction/instructions$0.0015Paid AI-agent access to Blockchain.com Explorer API
POST/charts/mempool-count$0.001Paid AI-agent access to Blockchain.com Explorer API
POST/eth/block/transactions$0.003Paid AI-agent access to Blockchain.com Explorer API
POST/eth/address/tokens$0.001Paid AI-agent access to Blockchain.com Explorer API
POST/bch/block/transactions$0.003Paid AI-agent access to Blockchain.com Explorer API
POST/charts/transaction-fees$0.001Paid AI-agent access to Blockchain.com Explorer API
POST/eth/address$0.0015Paid AI-agent access to Blockchain.com Explorer API
POST/charts/n-unique-addresses$0.001Paid AI-agent access to Blockchain.com Explorer API
POST/charts/transactions-per-second$0.001Paid AI-agent access to Blockchain.com Explorer API
POST/btc/block/transactions$0.003Paid AI-agent access to Blockchain.com Explorer API
POST/sol/address$0.0015Paid AI-agent access to Blockchain.com Explorer API
POST/bch/transactions$0.002Paid AI-agent access to Blockchain.com Explorer API
POST/charts/transaction-fees-usd$0.001Paid AI-agent access to Blockchain.com Explorer API
POST/charts/trade-volume$0.001Paid AI-agent access to Blockchain.com Explorer API
POST/btc/block$0.003Paid AI-agent access to Blockchain.com Explorer API
POST/bch/transaction$0.001Paid AI-agent access to Blockchain.com Explorer API
POST/charts/blocks-size$0.001Paid AI-agent access to Blockchain.com Explorer API
POST/charts/total-bitcoins$0.001Paid AI-agent access to Blockchain.com Explorer API
POST/charts/market-price$0.001Paid AI-agent access to Blockchain.com Explorer API
POST/btc/transaction$0.001Paid AI-agent access to Blockchain.com Explorer API
POST/sol/block/transactions$0.003Paid AI-agent access to Blockchain.com Explorer API
POST/charts/cost-per-transaction$0.001Paid AI-agent access to Blockchain.com Explorer API
POST/charts/mempool-size$0.001Paid AI-agent access to Blockchain.com Explorer API
POST/btc/transactions$0.002Paid AI-agent access to Blockchain.com Explorer API

A dash means the listing gives no price or method. Copy buttons copy the full URL.

Showing 25 of 55 listed endpoints. Next endpoints

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/api.blockchain.info

Recent checks

3 Oct 2026One bar per check, showing up to 20 recent checks. Coloured bars show relative response time, with a minimum visible height; full-height grey bars mean no challenge was detected. “Challenge detected” means HTTP 402 or another detected payment-challenge signal.16 Oct 2026

All 9 checks

When (UTC)	Result	HTTP	Response
16 Oct, 18:49 UTC	Challenge detected	402	135ms
15 Oct, 11:37 UTC	Challenge detected	402	123ms
14 Oct, 00:19 UTC	Challenge detected	402	124ms
12 Oct, 00:34 UTC	Challenge detected	402	316ms
10 Oct, 10:04 UTC	Challenge detected	402	136ms
9 Oct, 03:33 UTC	Challenge detected	402	375ms
8 Oct, 03:32 UTC	Challenge detected	402	117ms
7 Oct, 00:45 UTC	Challenge detected	402	288ms
3 Oct, 05:05 UTC	Challenge detected	402	120ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 16 Oct, 18:49 UTC, it returned HTTP 402 or another detected payment-challenge signal. This check did not test payment, delivery or compatibility with the Superstables client.

What price is recorded for Blockchain.info API?

Its listed price is $0.001.

What payment terms does Blockchain.info API advertise?

The listing advertises x402, Base and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is Blockchain.info API listed?

In x402 Bazaar. Superstables first indexed it on 26 Sept 2026.

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