Discover / sableforge.servehttp.com

SableForge x402 API

■ Challenge detected

Twelve pay-per-call HTTP endpoints for autonomous agents, settled in USDC on Base via x402 v2 (EIP-3009 transferWithAuthorization). No API keys, no accounts, no signup. Endpoints: crypto spot prices, IP geolocation, DNS records, hashing, Base time/block height, text statistics, FX rates, Base block data, Base transaction decoding, Base address balances, URL status/security-header checks, and an LLM chat completion served by a locally hosted 27B model. Prices $0.0005-$0.002 per call. Machine-read

Listed price
$0.002
Challenge detected
3 of the last 3 checks
Median response
325 ms
Last checked
16 Oct, 18:49 UTC
In our index since
14 Oct 2026

Endpoint

curl -i https://sableforge.servehttp.com/api/addr
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.
12 listed endpoints · on x402-list.com

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

Base URLhttps://sableforge.servehttp.com/api

  • GET/tx$0.002Decode a Base transaction by hash (status, from, to, value, gas). ?hash=0x..
  • GET/dns$0.001DNS record lookup (A/AAAA/MX/TXT/CNAME/SOA/NS/PTR). ?host=example.com&type=A
  • GET/price$0.001Live crypto prices (CoinGecko). ?ids=bitcoin,ethereum&vs_currencies=usd
  • GET/hash$0.001Cryptographic hash of a text string (sha256/sha512/sha1/md5), hex + base64. ?text=hi&alg=sha256
  • GET/urlcheck$0.002Fetch a URL and report HTTP status + security headers. ?url=https://example.com
  • GET/block$0.001Base mainnet block info by number (hash, timestamp, gas, tx count). ?number=12345678
  • GET/time$0.0005Current UTC time + latest Base mainnet block number. ?format=iso|unix
  • GET/text$0.0005Text statistics: chars, words, lines, bytes. ?text=...
  • GET/geo$0.001IP geolocation (country, city, ISP, lat/lon). ?ip=8.8.8.8
  • GET/fx$0.001FX / asset exchange rates from a base currency. ?base=USD
  • GET/addr$0.002Address balances on Base (ETH + USDC). ?addr=0x..
  • GET/llm$0.002

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

Showing 12 of 12 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/sableforge.servehttp.com

Recent checks

14 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 3 checks
When (UTC)ResultHTTPResponse
16 Oct, 18:49 UTCChallenge detected402294ms
15 Oct, 14:11 UTCChallenge detected402325ms
14 Oct, 08:45 UTCChallenge detected402455ms

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 SableForge x402 API?

Its listed price is $0.002.

What payment terms does SableForge x402 API advertise?

The listing advertises x402, Base and USDC. Check the seller's current payment challenge and authentication requirements before paying.

Where is SableForge x402 API listed?

In x402-list.com. Superstables first indexed it on 14 Oct 2026.

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