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API Acre Discovery Agent

https://apiacre.com/a2a
● down a2a-agent

Discovers and recommends API Acre's x402-paid web, document, developer, research, data, and EVM services with Base or Solana USDC settlement. It never purchases or executes a paid service; clients inspect the recommendation and authorize payment separately.

Category
a2a-agent
Chains
base
Price
$0.0010–$1.0000 USDC

Quality grade

How grading works
D 39.9 / 100 capped at D while down
Availability 0.0 / 40
Endpoint did not respond
Payability 20.0 / 20
  • ✓ Answers a real HTTP 402 challenge
  • ✓ Publishes a /.well-known/x402 descriptor
  • ✓ Payment address on record
  • ✓ Settlement network declared
  • ✓ Price declared
Demand 20.4 / 40
23 distinct payers, 282 USDC transfers in the last 30 days
Owner verified 0.0 / 3
Nobody has claimed this listing yet
Endpoint last checked 10 h ago. On-chain activity last read 11 d ago. Availability and on-chain demand are both re-probed daily; the grade updates automatically on the next pass.

Paid endpoints

74 resource(s) advertised by this origin.

POST https://apiacre.com/v1/advertising/pixel-claim?pixel_count=1

Claim atomically reserved pixels or multi-colour blocks with optional public notes and sponsored HTTPS links, covering up to API Acre's full 1,250 x 800 exact-million advertising grid. Each pixel costs exactly 1 USDC; the pixel_count query parameter sets the x402 amount. Create the free reservation

POST https://apiacre.com/v1/web/extract

Convert and extract a public website URL into clean Markdown or readable text plus bounded structured links, canonical and heading signals, Schema.org types, redirect evidence, content hashes, and response provenance for RAG, research, or agent context.

POST https://apiacre.com/v1/web/metadata

Extract webpage metadata from one public URL: page title, meta description, canonical URL, headings, hreflang, icons, feeds, Open Graph, Twitter Cards, and JSON-LD Schema.org types, with redirect and response provenance plus privacy-safe, publisher-asserted Organization facts with field evidence.

POST https://apiacre.com/v1/web/seo-audit

Audit one public URL for title, meta description, H1 count, image alt text, canonical, robots, language, Open Graph, Twitter cards, headings, hreflang, feeds, and Schema.org data; return a deterministic score and prioritized issue codes.

POST https://apiacre.com/v1/web/security-audit

Scan a public website for TLS and browser security header weaknesses and return a security score with fixes.

POST https://apiacre.com/v1/web/accessibility-audit

Check a public page for deterministic HTML accessibility problems and return actionable WCAG-oriented findings.

POST https://apiacre.com/v1/web/performance-profile

Measure website response latency, payload size, compression, caching, and performance signals for a public URL.

POST https://apiacre.com/v1/web/links

Extract and classify links from one public page or safely crawl up to 10 same-origin pages into an agent-ready site map with page provenance, depth limits, and robots.txt enforcement.

POST https://apiacre.com/v1/web/robots-sitemap

Inspect a domain's robots.txt crawl rules and XML sitemap health, availability, and URL count.

POST https://apiacre.com/v1/web/tech-fingerprint

Identify frameworks, analytics, CDNs, servers, and other website technologies from public response signals.

POST https://apiacre.com/v1/web/email-auth

Check a public domain's email authentication and anti-spoofing posture using MX, SPF, DMARC, caller-selected DKIM, MTA-STS, TLS-RPT, and BIMI DNS evidence.

POST https://apiacre.com/v1/web/domain-intelligence

Investigate a domain using parallel DNS, TLS certificate, RDAP (the standards-based successor to WHOIS), DNSSEC, SPF, and DMARC signals with factual findings and source provenance.

POST https://apiacre.com/v1/web/full-audit

Run a comprehensive website audit combining SEO, security, accessibility, and performance scores with prioritized fixes.

POST https://apiacre.com/v1/web/business-due-diligence

Assess one public business website and domain using site quality, SEO, security, accessibility, performance, DNS, TLS, RDAP, and optional public GLEIF candidates; return technical evidence and explicit identity, ownership, compliance, and vendor-approval limitations.

POST https://apiacre.com/v1/commerce/product-price

Paste one public retailer product URL to get its current publisher-supplied structured price, currency, availability, seller, shipping terms, aggregate rating, variant attributes, identifiers, observation time, and evidence hashes from Schema.org JSON-LD, Schema.org microdata, or paired product meta

POST https://apiacre.com/v1/research/lei-entity-search

Search the official GLEIF Global LEI Index by exact LEI or legal name and return ranked legal-entity identity, registration, mapped-identifier, and relationship-availability evidence.

POST https://apiacre.com/v1/document/extract

Extract clean text and metadata from supplied PDF, DOCX, HTML, Markdown, CSV, JSON, YAML, or plain-text documents.

POST https://apiacre.com/v1/document/tables

Extract structured table rows and columns from supplied HTML, DOCX, or CSV documents.

POST https://apiacre.com/v1/document/redact

Deterministically detect and redact PII and personal data in supplied text with overlap-safe matching for emails, phone numbers, validated IPv4 and IPv6 addresses, Luhn-valid payment cards, valid-checksum IBANs, and structurally valid US Social Security numbers.

POST https://apiacre.com/v1/document/diff

Compare two texts and return structured line additions, removals, and a unified diff.

POST https://apiacre.com/v1/data/profile

Profile CSV, TSV, JSON, JSON Lines, or YAML records for field types, nulls, uniqueness, and representative samples.

POST https://apiacre.com/v1/data/clean

Clean CSV, TSV, JSON, JSON Lines, or YAML records with collision-safe header normalization, deterministic integrity hashes, and exact transformation counts.

POST https://apiacre.com/v1/data/convert

Convert caller-supplied CSV, TSV, JSON, JSON Lines (NDJSON), or YAML with optional root preservation, deterministic integrity hashes, JSON-encoded nested tabular cells, and explicit rejection of ambiguous duplicate keys or non-finite numbers.

POST https://apiacre.com/v1/data/json-repair

Repair caller-supplied malformed JSON by safely removing an outer Markdown fence, comments, single-quoted strings, unquoted identifier keys, Python literals, and trailing commas, with transformation hashes and strict rejection of duplicate keys or non-finite numbers.

POST https://apiacre.com/v1/data/schema

Create and generate a nested JSON Schema Draft 2020-12 contract by inferring field types and required fields from representative JSON, CSV, TSV, JSON Lines, or YAML records, with equivalent CSV/TSV numeric and null inference, input evidence, and non-enforcing observed bounds.

POST https://apiacre.com/v1/data/schema-validate

Validate JSON data against a bounded JSON Schema Draft 2020-12 contract for nested objects, arrays, required properties, types, enums, formats, lengths, patterns, and numeric bounds; return deterministic instance and schema JSON Pointers, explicit error truncation, input hashes, and no remote refere

POST https://apiacre.com/v1/data/contract

Normalize caller-supplied CSV, TSV, JSON, JSON Lines, or YAML to deterministic JSON, infer a Draft 2020-12 schema from that normalized value, and validate one future JSON value in a single x402 call.

POST https://apiacre.com/v1/data/schemaorg-normalize

Normalize caller-supplied inline Schema.org JSON-LD into deterministic Organization, Product, Service, Article, and Event entities with privacy scrubbing and field-level evidence hashes.

POST https://apiacre.com/v1/data/deduplicate

Remove duplicate CSV, TSV, JSON, JSON Lines, or YAML records using selected identity fields and report the removed count.

POST https://apiacre.com/v1/developer/x402-preflight

Probe a public endpoint without paying, grade its x402 v2 challenge, check exact-host x402-list presence and traction, and optionally rank licensed market matches with buyer-concentration caveats.

POST https://apiacre.com/v1/developer/openapi-audit

Validate and audit an OpenAPI document for missing operation IDs, descriptions, responses, and consistency problems.

POST https://apiacre.com/v1/developer/dependency-audit

Audit exact Python/PyPI, npm, Go, Maven, NuGet, crates.io, or RubyGems dependencies against OSV and return affected packages and vulnerabilities.

POST https://apiacre.com/v1/developer/license-audit

Classify software dependency licenses and flag packages that need commercial or legal review.

POST https://apiacre.com/v1/developer/secret-scan

Detect likely leaked API keys, tokens, private-key headers, JWTs, and credential assignments in caller-supplied source or configuration text. Return type, line, fingerprint, and a fully redacted preview with no network access or code execution.

POST https://apiacre.com/v1/developer/code-metrics

Measure caller-supplied source code with Python AST analysis or a deterministic lexical fallback, including per-function complexity, a SHA-256 fingerprint, density ratios, syntax status, and actionable maintainability signals without retaining or forwarding the code.

POST https://apiacre.com/v1/developer/code-change-review

Compare caller-supplied before and after source snapshots without execution or network access, returning source fingerprints, syntax regressions, structural deltas, function-level changes, and bounded review findings.

POST https://apiacre.com/v1/developer/sql-change-review

Statically parse caller-supplied SQL without a database connection or execution, inventory statements and tables, and flag destructive DDL, unfiltered writes, and migration atomicity concerns.

POST https://apiacre.com/v1/developer/structured-diff

Compare JSON or YAML deterministically and return source hashes plus machine-readable additions, removals, and replacements by path with explicit truncation evidence.

POST https://apiacre.com/v1/research/feed-normalize

Fetch and normalize public RSS or Atom feeds into stable structured JSON entries for agents and research workflows.

POST https://apiacre.com/v1/research/news-aggregate

Merge two to eight public RSS or Atom feeds into a filtered, deduplicated, time-ordered news stream with bounded partial-failure reporting.

POST https://apiacre.com/v1/developer/openapi-test-generate

Generate deterministic, syntax-validated pytest and requests smoke tests from a caller-supplied OpenAPI 3 document, with mutating operations disabled by default.

POST https://apiacre.com/v1/research/us-contract-search

Search public USAspending prime federal procurement awards by recipient company or organization name, UEI, or legacy DUNS, returning bounded contract values, agencies, performance dates, descriptions, official award links, and explicit interpretation limits.

POST https://apiacre.com/v1/research/federal-register-search

Search newest U.S. Federal Register document metadata by topic, agency, type, and publication date, returning bounded regulatory notices, rules, proposed rules, presidential documents, and links to FederalRegister.gov and official govinfo.gov PDFs.

POST https://apiacre.com/v1/research/ofac-entity-search

Compare a business or organization name with separately named Entity records and aliases in the official OFAC SDN and Consolidated Non-SDN files, returning deterministic candidate scores, program tags, source hashes, and freshness evidence without issuing an allow or block verdict.

POST https://apiacre.com/v1/research/organization-evidence

Retrieve a current supplier and organization evidence report from official GLEIF legal-entity, USAspending prime-contract, SEC filing-activity, and OFAC Entity records, with bounded source-specific coverage for procurement research and no identity, linkage, risk, or compliance verdict.

POST https://apiacre.com/v1/data/vin-decode

Decode a full 17-character VIN into normalized NHTSA vPIC make, model, year, body, engine, transmission, plant, fuel, and occupancy fields with official source evidence and explicit missing-data semantics.

POST https://apiacre.com/v1/data/worldbank-snapshot

Bundle six official World Development Indicators into one normalized country snapshot with latest and previous GDP, growth, population, inflation, unemployment, and life-expectancy observations plus source and license evidence.

POST https://apiacre.com/v1/research/sec-filing-signals

Look up a public company by ticker or CIK, normalize recent SEC filings, and flag deterministic events such as late filings, amendments, auditor changes, non-reliance, control changes, or bankruptcy disclosures.

POST https://apiacre.com/v1/research/sec-insider-transactions

Retrieve recent SEC Form 4 officer, director, and 10% beneficial-owner trades for a ticker or CIK, including purchases, sales, awards, exercises, tax withholding, prices, holdings, 10b5-1 context, derivatives, and filing footnotes.

POST https://apiacre.com/v1/research/sec-financial-facts

Retrieve normalized, recent issuer-reported revenue, earnings, balance-sheet, cash-flow, and diluted-EPS facts from official SEC XBRL data.

How to call

cURL · x402-fetch / x402-axios will auto-handle 402
curl -sS -i -X GET https://apiacre.com/a2a  # expect HTTP 402 Payment Required (about 0.001 USDC/call)
/.well-known/x402.json
https://apiacre.com/.well-known/x402

Listed in

Directories this entry was found in.

a2a