Discover / api.grip.fyi

ARBITER

□ No challenge detected

ARBITER deterministic semantic control-flow and arbitration: measure and rank a fixed candidate field against current state, intent, or perspective.

x402
Base
USDC

Listed price: $0.001
Challenge detected: 0 of the last 9 checks
Last checked: 16 Oct, 18:49 UTC
In our index since: 26 Sept 2026

Endpoint

curl -i https://api.grip.fyi/v1/compare
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.

2 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.grip.fyi/v1

POST/compare$0.001ARBITER deterministic semantic control-flow and arbitration: measure and rank a fixed candidate field against current state, intent, or perspective.
POST/embed$0.001Create deterministic persistent machine representations for memory, indexing, retrieval, clustering, reuse, cross-system meaning, and downstream coherence measurement.

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

Showing 2 of 2 listed endpoints.

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

Recent checks

29 Sept 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	No challenge detected	404	1751ms
15 Oct, 08:20 UTC	No challenge detected	404	599ms
13 Oct, 20:45 UTC	No challenge detected	404	514ms
11 Oct, 19:34 UTC	No challenge detected	404	377ms
10 Oct, 03:32 UTC	No challenge detected	404	295ms
8 Oct, 21:32 UTC	No challenge detected	404	339ms
7 Oct, 15:42 UTC	No challenge detected	404	842ms
6 Oct, 15:31 UTC	No challenge detected	404	558ms
29 Sept, 05:02 UTC	No challenge detected	404	527ms

Questions

Did our last probe detect a payment challenge?

No. At our last probe on 16 Oct, 18:49 UTC, we detected no payment challenge.

What price is recorded for ARBITER?

Its listed price is $0.001.

What payment terms does ARBITER 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 ARBITER listed?

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

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