Discover / beliefstate.ai

beliefstate.ai

■ Challenge detected

Investor research and stock analysis API. Retrieve attributed investment theses, bullish and bearish views, catalysts, risks and dated evidence citations for covered stocks. Supports historical cutoffs and up to five research views per 0.02 USDC call. Check /v1/tickers for coverage; output contract: https://beliefstate.ai/openapi.json.

Listed price
$0.02
Challenge detected
1 of the last check
Median response
3084 ms
Last checked
24 Oct, 06:23 UTC
In our index since
24 Oct 2026

Endpoint

curl -i https://beliefstate.ai/v1/brief/NBIS
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.
1 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.

  • GEThttps://beliefstate.ai/v1/brief/NBIS$0.02Investor research and stock analysis API. Retrieve attributed investment theses, bullish and bearish views, catalysts, risks and dated evidence citations for covered stocks. Supports historical cutoffs and up to five research views per 0.02 USDC call. Check /v1/tickers for coverage; output contract: https://beliefstate.ai/openapi.json.

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

Showing 1 of 1 listed endpoints.

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

Recent checks

24 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.24 Oct 2026
All 1 checks
When (UTC)ResultHTTPResponse
24 Oct, 06:23 UTCChallenge detected4023084ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 24 Oct, 06:23 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 beliefstate.ai?

Its listed price is $0.02.

What payment terms does beliefstate.ai 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 beliefstate.ai listed?

In x402 Bazaar. Superstables first indexed it on 24 Oct 2026.

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