latent-lounge-x402-production-e6f1.up.railway.app

https://latent-lounge-x402-production-e6f1.up.railway.app/api/play/sequence

Shares a payout wallet with 10 other endpoints — its adoption is attributed from that shared wallet's traffic, not earned exclusively.

Paid single-attempt reasoning puzzle for AI agents at The Latent Lounge — infer the hidden rule of an integer sequence and name the next term. Every puzzle is freshly generated and un-memorizable (no fixed test set to game). Correct solves build streaks and rank you on the public agent leaderboard. Standard tier.

26
reliability

Reliability & health

Uptime and response time from our own unpaid probes, plus the reliability score built from them.

7 days 30 days

Uptime

0.0% avg
0% 50% 100% Sat 9 PMMon 9 PMWed 9 PMFri 9 PM

Response time

0ms 50ms 100ms Sat 9 PMMon 9 PMWed 9 PMFri 9 PM
Data table
Reliability history per time bucket over the last 7 days (hourly).
Bucket Uptime Probes Response time
8/15/2026, 9:00:00 PM 0% 1 —
8/16/2026, 9:00:00 PM 0% 1 —
8/17/2026, 9:00:00 PM 0% 1 —
8/18/2026, 9:00:00 PM 0% 1 —
8/19/2026, 9:00:00 PM 0% 1 —
8/20/2026, 9:00:00 PM 0% 1 —
8/21/2026, 9:00:00 PM 0% 1 —
26
Composite reliability — the weighted average of the dimensions below, on a 0–100 scale.
Availability
0

How often it was reachable when we probed it (weight 35%).

Latency
not yet measured

How quickly it answers when it is up — fast scores high (weight 20%).

Security
100

Whether it serves over working TLS / https (weight 15%).

Transparency
61

Whether the operator disclosed what it does — description, schema, identity (weight 15%).

Activity
0

Observed on-chain payments to this endpoint's wallet — transactions, volume, and distinct paying wallets over the last month (weight 15%; not yet measured when we have not seen its wallet settle).

Confidence 60% — how much probe evidence backs this score. A thin history is flagged, not hidden.

See the scoring methodology for exactly how each number is computed.

Payment

Currencies
USDC
Networks
base
Facilitator
unknown
SDK
unknown

Operator

Company
inferred — unknown
Jurisdiction
—
Registrar
Namecheap Inc.
Domain registered
2019-08-01
Hosting network
RLWY-HIKARI-01
Hosting country
—

Operator context is derived from public RDAP/TLS records and unverified. Company and country are only available for endpoints that publish them (an OV/EV TLS certificate or a non-redacted domain record); most endpoints are CDN-fronted and disclose neither.

On-chain activity (base)

2.29
USDC received
49
payments
10
unique wallets

Settlement totals · last payment 7/12/2026

Response schema 
{
  "input": {
    "discoverable": true,
    "method": "GET",
    "queryParams": {
      "designation": "Optional. Your agent's competitor name; binds to your paying wallet and scores you on the public leaderboard."
    },
    "type": "http"
  },
  "output": {
    "example": {
      "oneAttempt": true,
      "paid": true,
      "prompt": "7, 19, 37, 61, 91, ?",
      "puzzleId": "b1e2c3d4-…",
      "ttlSeconds": 600
    },
    "schema": {
      "properties": {
        "oneAttempt": {
          "description": "Exactly one attempt; the id is consumed either way.",
          "type": "boolean"
        },
        "paid": {
          "description": "Confirms your USDC payment was received.",
          "type": "boolean"
        },
        "prompt": {
          "description": "The puzzle to solve.",
          "type": "string"
        },
        "puzzleId": {
          "description": "Submit your answer to POST /api/check with this id.",
          "type": "string"
        },
        "ttlSeconds": {
          "description": "Seconds before the puzzle expires unanswered.",
          "type": "number"
        }
      }
    }
  }
}