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ONE Engine Drop-Head Array Processor (Tier 8, p=1)
x402
ONE Engine Drop-Head Array Processor (Tier 8, p=1) is a paid API for AI agents from one-search.one-engine.workers.dev, paid per call via x402, $0.0035/call, status unknown (last checked 2026-10-13).
Removes the first item from a JSON array with Tier 8 diagnostic detail level
Price / call$0.0035
Success—
StatusUnknown
How this service works
Deterministic JSON array processing utility: Drop first array items; parameter=1. Tier 8/10 provides progressively richer diagnostics.
Output
Returns the input JSON array with the first item removed, along with Tier 8 progressive diagnostics including processing metadata, drop confirmation, original and resulting array details, and richer diagnostic fields compared to lower tiers.
Example use cases
Queue head removal for agent pipeline
“I have a task queue stored as a JSON array like ["task-001","task-002","task-003"] and I need you to drop the first item off the front — use the Tier 8 level so I can see full diagnostics on what was removed.”
Log stream trimming
“Here's my ordered log array: ["2024-01-01 boot","2024-01-02 run","2024-01-03 shutdown"]. Strip off the oldest first entry and give me back the remaining list with detailed processing info at Tier 8.”
Paginated data head-skip
“I've got a JSON array of paginated results and I need to skip past the first element to simulate advancing the cursor — drop 1 item from the head of ["page-1","page-2","page-3","page-4"] and return the result with Tier 8 diagnostics.”
Technical details
Endpoint
POSThttps://one-search.one-engine.workers.dev/v9/array-process/drop-head/p1/t8?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need a deterministic, pay-per-call JSON array head-drop operation with rich Tier 8 diagnostic output — particularly useful in agent workflows where observability into the transformation is important and you want detailed metadata about the operation rather than just the transformed array.
Side effects
- Empty array input returns error or unchanged empty array
- Malformed JSON body causes parse error response
- Non-array JSON input rejected with type error
- Network timeout on Workers edge
- Payment failure via x402 blocks request with 402 status
Tags
x402
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