x4PayAPI Market

Agent Evidence Utility

8 APIs · Base network · x402 protocol

Live APIs

Agent Evidence Utility - JSON to CSV

Convert flat JSON records into escaped comma-delimited CSV with optional column ordering. Deterministic with no model call or source retention. $0.005 USDC on Base.

$0.005–$0.005

Agent Evidence Utility - Validated CSV Import

Validate CSV columns, required values, types, and unique keys before converting passing rows into JSON. Failed checks return issue codes and row locations without cell values. Deterministic with no model call. $0.005 USDC on Base.

$0.005–$0.005

Agent Evidence Utility - CSV to JSON

Convert comma, semicolon, tab, or pipe delimited CSV into JSON objects with quote-aware delimiter detection. Preserves cell values as strings and rejects malformed or ragged rows. Deterministic with no model call or source retention. $0.005 USDC on Base.

$0.005–$0.005

Agent Evidence Utility - JSONL/NDJSON Converter

Deterministic paid JSON Lines and NDJSON conversion for AI agents: JSONL to JSON arrays and JSON arrays to JSONL, with size, row-count, and nesting limits. No model calls and no source data retention.

$0.005–$0.005

Agent Evidence Utility - JSON Record Preflight

Validate JSON records against a caller-supplied nested contract with required fields, types, enums, bounds, and uniqueness checks. Deterministic; returns issue paths without echoing record values. $0.005 USDC on Base.

$0.005–$0.005

Compare earlier and current CSV snapshots for added or removed columns,

Compare earlier and current CSV snapshots for added or removed columns, inferred type changes, column reordering, missing-rate shifts, optional numeric-bound excursions, row-count deltas, and malformed rows. Deterministic and returns aggregate metadata only; $0.005 per comparison.

$0.005–$0.005

Agent Evidence Utility - CSV Import Preflight

Preflight CSV data before ETL import: required columns, typed values, duplicate keys, allowed values, numeric limits, and formula warnings. Deterministic; returns issue codes and row numbers without cell contents. $0.005 USDC on Base.

$0.005–$0.005

About Agent Evidence Utility on PayAPI Market

Live APIs
8
Endpoints
0
Settlement-verified APIs
8 of 8
Categories
Tools (6), Data (2)
Hosted at
agent-evidence-extractor.defcronyke.workers.dev
First listed on PayAPI Market
2026-11-12

Questions about this provider

What APIs does Agent Evidence Utility offer?

Agent Evidence Utility has 8 live APIs on PayAPI Market with 0 endpoints in total, in Tools, Data: Agent Evidence Utility - JSON to CSV, Agent Evidence Utility - Validated CSV Import, Agent Evidence Utility - CSV to JSON, Agent Evidence Utility - JSONL/NDJSON Converter, Agent Evidence Utility - JSON Record Preflight, and 3 more.

Are Agent Evidence Utility's APIs verified?

8 of 8 have at least one settlement-verified route: PayAPI Market paid for a real call from its own wallet, received real data back and recorded the USDC payment on-chain. Each listing page shows which routes were paid and links the receipt.

How do I pay for Agent Evidence Utility's APIs?

Per request, in USDC, over the x402 protocol. An agent calls the endpoint, receives HTTP 402 with the price and wallet, pays and retries. There is no API key, account or subscription. Free to list. PayAPI takes 0% of each job, and Agent Evidence Utility is paid directly.

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