Discover / x402.professorsausages.com

Multi-Source News

■ Challenge detected

Newest headlines from a deduped, tiered 972-feed direct portfolio (primary sources + wires/majors + trade press + Hacker News + gated GDELT), newest first, up to 100 per call — filter by category, source, and language; every article carries tier, categories, summary/author/image when present, and a provenance-labelled tone

Listed price
$0.02
Challenge detected
9 of the last 9 checks
Median response
344 ms
Last checked
16 Oct, 18:49 UTC
In our index since
26 Sept 2026

Endpoint

curl -i https://x402.professorsausages.com/news/headlines
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.
42 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://x402.professorsausages.com

  • GET/ipo-calendar/priced$0.02Recently priced IPOs with parsed 424(b) terms — price per share, share counts, gross proceeds, exchange and ticker, each with source evidence
  • GET/gas-oracle/:chain$0.001Current gas market for one chain — bid-ready EIP-1559 fees + USD costs
  • GET/sfx/batch$0.05N reproducible 8-bit SFX variations of a preset in one call — the game-jam workflow (≤16 per call)
  • GET/fx-rates/on/:date$0.003Full rate snapshot on a historical fixing date back to 1999 — month-end revaluation staple; weekend dates substitute the prior fixing, flagged
  • GET/gas-oracle/:chain/history$0.003Base-fee trajectory + congestion over up to 1024 blocks
  • GET/sec-10q/filing/:cik$0.01Fetch a parsed 10-Q
  • GET/insider-trades/company/:idOrTicker/summary$0.02Aggregate insider-flow analytics for one issuer — open-market buy vs sell net flow, non-open-market breakdown, cluster-buy detection, and a per-insider ledger
  • GET/domain-intel/domain/:domain$0.005RDAP registration card (dates, registrar, statuses, nameservers, DNSSEC) + derived flags + inline DNS summary — cached ≤24h
  • GET/news/ai$0.02Top AI News — HIGH-SIGNAL only: model/weights releases, security incidents, agents & harnesses, the major labs, legislation, launches/deals; marketing, how-tos, earnings, and PR filtered out. Newest first, `since` to poll, `limit` to page; no search.
  • GET/nft/:chain/verify-ownership$0.002Realtime holds-or-not ownership check (token-gating) — ALWAYS live
  • GET/insider-trades/company/:idOrTicker$0.01All SEC Form 4 insider transactions for one issuer (ticker or CIK), newest first, within a txn-date window
  • GET/gas-oracle/prices$0.02Chainlink native-token USD prices (ETH/BNB/POL) with round metadata
  • GET/domain-intel/dns/:domain$0.001Multi-record DNS summary (A/AAAA/CNAME/MX/NS/TXT/SOA/CAA + SPF/DMARC) over DoH — ALWAYS live
  • GET/nft/:chain/collection/:address/scam-check$0.01Deterministic scam checklist with verdict + evidence (spam flags, copymint collision, concentration) — cached ≤24h
  • GET/insider-trades/insider/:cik$0.01One reporting owner's SEC Form 4 transactions across every issuer they file for — track serial founders, activists, and fund principals
  • GET/sec-10k/filing/:cik$0.01Fetch a parsed 10-K
  • GET/sec-8k/filing/:cik$0.005Fetch a parsed 8-K
  • GET/token-safety/check/:chain/:address$0.02Token safety & rug-pull/honeypot risk check — scans an ERC-20's bytecode & ownership on Base/Ethereum for mint, blacklist, pause, fee traps
  • GET/news/search$0.03Keyword search over the retained multi-day news archive (scanned span reported in depth + freshness.coverage) — AND-ed terms plus quoted phrases over title + summary + domain + categories, source/lang/date filters, recency or relevance sort, up to 100 per call
  • GET/address-screen/check/:chain/:address$0.02Crypto address screening vs the FULL live OFAC SDN list, segmented by chain (bitcoin, evm, tron, +9 more) — EVM adds on-chain signals (contract, fresh wallet) → 0-100 risk score
  • GET/sanctions-screen/entity/:id$0.002Full OFAC dossier for one ent_num: aliases, addresses, programs, extracted identifiers (DOB, passports, IMO, crypto addresses), vessel/aircraft detail, remarks
  • GET/ipo-calendar/pipeline$0.02US IPO pipeline — companies currently in registration (S-1/F-1), filterable by stage, recency, SIC and domestic/foreign
  • GET/fx-rates/rate/:base/:quote$0.002One EUR-triangulated cross-rate with inverse and auditable EUR legs, latest or any date back to 1999
  • GET/fx-rates/latest$0.02All ~30 currencies at the most recent ECB daily reference fixing, rebased to any covered currency — dated, attributed, agent-clean JSON
  • GET/prices/spot/:pair$0.002Live Chainlink oracle spot price for a pair (latestRoundData, on-chain)

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

Showing 25 of 42 listed endpoints. Next endpoints

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/x402.professorsausages.com

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)ResultHTTPResponse
16 Oct, 18:49 UTCChallenge detected402309ms
15 Oct, 11:37 UTCChallenge detected402617ms
14 Oct, 00:19 UTCChallenge detected402589ms
12 Oct, 00:34 UTCChallenge detected402395ms
10 Oct, 10:04 UTCChallenge detected402285ms
9 Oct, 06:42 UTCChallenge detected402275ms
8 Oct, 03:32 UTCChallenge detected402250ms
7 Oct, 00:45 UTCChallenge detected402511ms
3 Oct, 17:05 UTCChallenge detected402344ms

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 Multi-Source News?

Its listed price is $0.02.

What payment terms does Multi-Source News 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 Multi-Source News listed?

In x402 Bazaar and x402-list.com. Superstables first indexed it on 26 Sept 2026.

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