Discover / futures-expiry-api.onrender.com

Futures Expiry API

■ Challenge detected

Returns the next quarterly contracts of a CME or Eurex index future with contract symbol, last trading day, trading end time in UTC and local time, and roll date.

Listed price
$0.001
Challenge detected
1 of the last check
Median response
147 ms
Last checked
18 Oct, 18:23 UTC
In our index since
18 Oct 2026

Endpoint

curl -i https://futures-expiry-api.onrender.com/v1/expirations
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.
3 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://futures-expiry-api.onrender.com/v1

  • GET/front-month$0.001Returns the current front-month contract of a CME or Eurex index future, the most active contract after the roll date, days to expiration and the exact last trading time.
  • GET/expirations$0.001Returns the next quarterly contracts of a CME or Eurex index future with contract symbol, last trading day, trading end time in UTC and local time, and roll date.
  • GET/roll-calendar$0.002Returns all four quarterly expirations and roll dates of a CME or Eurex index future for one calendar year, with holiday adjustments.

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

Showing 3 of 3 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/futures-expiry-api.onrender.com

Recent checks

18 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.18 Oct 2026
All 1 checks
When (UTC)ResultHTTPResponse
18 Oct, 18:23 UTCChallenge detected402147ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 18 Oct, 18:23 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 Futures Expiry API?

Its listed price is $0.001.

What payment terms does Futures Expiry 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 Futures Expiry API listed?

In x402 Bazaar. Superstables first indexed it on 18 Oct 2026.

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