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API Acre

R0· no sign-in

73 x402-paid Base and Solana APIs with free discovery, samples, workflows, and Pixel Acre.

v0.1.36 · active · website · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality97strong
Trust79of 100
Uptime, 30 days98%
Latency p50468 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "api-acre": {
      "type": "http",
      "url": "https://apiacre.com/mcp"
    }
  }
}
claude mcp add --transport http api-acre https://apiacre.com/mcp
[mcp_servers.api-acre]
url = "https://apiacre.com/mcp"
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "api-acre": {
      "type": "remote",
      "url": "https://apiacre.com/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "api-acre": {
      "type": "http",
      "url": "https://apiacre.com/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=api-acre&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vYXBpYWNyZS5jb20vbWNwIn0%3D"
}
{
  "servers": {
    "api-acre": {
      "type": "http",
      "url": "https://apiacre.com/mcp"
    }
  }
}
{
  "mcpServers": {
    "api-acre": {
      "httpUrl": "https://apiacre.com/mcp"
    }
  }
}
extensions:
  "api-acre":
    enabled: true
    name: "api-acre"
    type: streamable_http
    uri: "https://apiacre.com/mcp"
    timeout: 300

Quality 97 / 100strong

protocol100 · weight 25
  • pass
    protocol.modernsupports 2026-07-28 (server/discover)
  • pass
    protocol.statelessanswers without a session
  • pass
    protocol.transportstreamable HTTP
  • pass
    protocol.list_ttltool list is cacheable (ttlMs 300000)
authorizationn/a · weight 15
  • n/a
    auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
  • n/a
    auth.secret_in_urlno templated URL
tool hygiene93 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • pass
    tools.description_lengthdescriptions are concise
  • pass
    tools.schemasevery tool has an object input schema
  • pass
    tools.annotations73 of 73 tools declare readOnlyHint or destructiveHint
  • pass
    tools.directory_hintsevery tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
  • warn
    tools.token_costabout 16,814 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stability100 · weight 15
  • pass
    stability.changesno tool changes in 30 days
  • pass
    stability.rug_pullno tool changed its meaning under the same name
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

73 tools, about 16,814 tokens to load them all · tool set aac432a7fb23 · checked 2026-10-20 02:33 UTC

Tool changes

No tool definition changes recorded. A server's first observation is its baseline; later probes record what changes.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 79 / 100

no-repository
provenance55
liveness99
freshness85
hygiene80

+dns-namespace +website +reachable +uptime-98% ~updated-49d-ago -no-repository

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Endpoints

remoteauthreachableuptime 30dp50protocollast ok
https://apiacre.com/mcp streamable-httpnoneyes98%468 ms2026-07-28, 2025-06-182026-10-19

Tools (73)

commerce.product-priceread-onlyPaste 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 tags; optionally compare the selected offer with a buyer-supplied maximum. Fetching proceeds only when robots.txt permits it, without JavaScript, login, cookies, or anti-bot bypass.
crypto.address-inspectread-onlyValidate and normalize an Ethereum or EVM wallet address, distinguish valid, absent, or invalid ERC-55 checksum casing, and identify the zero address without a network request.
crypto.base-account-snapshotread-onlyRead point-in-time ETH, native USDC, and up to four caller-selected ERC-20 balances plus account nonce and contract-code status at one resolved Base mainnet block.
crypto.base-account-statusread-onlyCheck one Base mainnet wallet or contract for ETH and official USDC balances, transaction nonce, and contract-bytecode evidence at a single resolved block.
crypto.base-block-inspectread-onlyGet and inspect one historical Base mainnet block by exact number or a latest, safe, or finalized tag, returning its header timestamp, transaction count, gas use, base and blob fees, state and receipt roots, confirmations, and head-distance evidence.
crypto.base-contract-inspectread-onlyInspect Base mainnet contract bytecode, common token metadata, and ERC-165, ERC-721, and ERC-1155 interface signals at one resolved block.
crypto.base-contract-readread-onlyExecute one bounded read-only eth_call against a resolved Base mainnet block, retain call and block evidence, and optionally decode caller-specified ABI output types.
crypto.base-event-logsread-onlyQuery validated eth_getLogs events from one Base mainnet contract using a required event signature and optional indexed topic filters across a bounded resolved block range.
crypto.base-gas-estimateread-onlyEstimate gas for one Base mainnet transaction context at a resolved block, add a bounded caller-selected buffer, and preserve RPC rejection evidence without signing or broadcasting.
crypto.base-network-statusread-onlyRead the latest Base mainnet block and a bounded EIP-1559 fee history in one RPC batch, including gas utilization and priority-fee percentile samples.
crypto.base-transaction-inspectread-onlyInspect Base transaction status and receipt evidence in one call, including success, revert, or pending state, confirmations, actual gas fee, recognized calldata, bounded ERC-20-shaped transfers, and official Base USDC recognition for payment confirmation.
crypto.base-usdc-transfersread-onlyRetrieve newest-first incoming and outgoing Circle USDC Transfer events for one address across a validated, bounded Base mainnet block range.
crypto.calldata-decoderead-onlyResolve 29 common ERC-20, ERC-165, ERC-721, ERC-1155, ERC-2612, and ERC-3009 selectors without a network lookup, or strictly decode arbitrary Ethereum or EVM calldata using a supplied Solidity signature.
crypto.typed-data-hashread-onlyValidate EIP-712 typed structured data and derive its domain separator, message hash, and signing digest.
data.cleanread-onlyClean CSV, TSV, JSON, JSON Lines, or YAML records with collision-safe header normalization, deterministic integrity hashes, and exact transformation counts.
data.contractread-onlyNormalize 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.
data.convertread-onlyConvert 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.
data.current-weatherread-onlyGet one current weather snapshot for a city/locality name or exact coordinates. Returns the nearest NOAA/NWS station observation where available; otherwise returns the latest MET Norway model point, always labeled explicitly as observation or model with bounded SI fields and source provenance.
data.deduplicateread-onlyRemove duplicate CSV, TSV, JSON, JSON Lines, or YAML records using selected identity fields and report the removed count.
data.ecb-fx-referenceread-onlyConvert an amount between two supported currencies using one validated ECB daily reference-rate observation. The underlying ECB statistics are available free from the ECB Data Portal; the fee covers bounded retrieval, validation, clearly labelled cross-rate calculation, and x402 delivery.
data.json-repairread-onlyRepair 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.
data.place-geocoderead-onlyResolve one global city or locality name into bounded, population-ranked GeoNames coordinates, country and first-level-region identity, population, timezone, feature code, and source freshness without a request-time network call.
data.profileread-onlyProfile CSV, TSV, JSON, JSON Lines, or YAML records for field types, nulls, uniqueness, and representative samples.
data.reverse-geocoderead-onlyResolve one latitude/longitude pair into bounded, great-circle-distance-ranked nearby GeoNames populated places with country, first-level region, population, timezone, feature code, and source freshness without a request-time network call.
data.schemaread-onlyCreate 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.
data.schemaorg-normalizeread-onlyNormalize caller-supplied inline Schema.org JSON-LD into deterministic Organization, Product, Service, Article, and Event entities with privacy scrubbing and field-level evidence hashes.
data.schema-validateread-onlyValidate 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 reference resolution.
data.timezone-convertread-onlyConvert an offset-aware ISO 8601 instant or a local wall time between IANA time zones with explicit DST gap and repeated-hour handling, nearby transition evidence, and a pinned local time-zone database.
data.us-address-geocoderead-onlyGeocode one structural address in the United States, Puerto Rico, or U.S. Island Areas with normalized U.S. Census MAF/TIGER coordinates, optional bounded state/county/tract/block/congressional geography, exact source attribution, and explicit range-interpolation limits.
data.us-weather-forecastread-onlyGet a global weather forecast for a city/locality name or exact coordinates. Returns normalized day/night or hourly periods worldwide: NOAA/NWS is preferred within supported U.S. coverage for optional station conditions and active alerts, while MET Norway provides an attributed open-data fallback globally.
data.vin-decoderead-onlyDecode 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.
data.worldbank-snapshotread-onlyBundle 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.
developer.code-change-reviewread-onlyCompare 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.
developer.code-metricsread-onlyMeasure 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. One bounded no-wallet trial is available through the separate HTTP endpoint https://apiacre.com/trials/developer.code-metrics; this MCP tools/call operation remains paid.
developer.dependency-auditread-onlyAudit exact Python/PyPI, npm, Go, Maven, NuGet, crates.io, or RubyGems dependencies against OSV and return affected packages and vulnerabilities.
developer.license-auditread-onlyClassify software dependency licenses and flag packages that need commercial or legal review.
developer.openapi-auditread-onlyValidate and audit an OpenAPI document for missing operation IDs, descriptions, responses, and consistency problems.
developer.openapi-test-generateread-onlyGenerate deterministic, syntax-validated pytest and requests smoke tests from a caller-supplied OpenAPI 3 document, with mutating operations disabled by default.
developer.secret-scanread-onlyDetect 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.
developer.sql-change-reviewread-onlyStatically parse caller-supplied SQL without a database connection or execution, inventory statements and tables, and flag destructive DDL, unfiltered writes, and migration atomicity concerns.
developer.structured-diffread-onlyCompare JSON or YAML deterministically and return source hashes plus machine-readable additions, removals, and replacements by path with explicit truncation evidence.
developer.x402-preflightread-onlyProbe 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.
document.diffread-onlyCompare two texts and return structured line additions, removals, and a unified diff.
document.extractread-onlyExtract clean text and metadata from supplied PDF, DOCX, HTML, Markdown, CSV, JSON, YAML, or plain-text documents.
document.redactread-onlyDeterministically 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.
document.tablesread-onlyExtract structured table rows and columns from supplied HTML, DOCX, or CSV documents.
research.crossref-doi-metadataread-onlyResolve one DOI into normalized open Crossref bibliographic, author, container, citation-count, license, identifier, and correction or retraction-link metadata without abstracts or full text.
research.crossref-work-searchread-onlySearch open Crossref bibliographic metadata by title, author, DOI fragment, or citation and return bounded normalized publication, author, citation, license, and update metadata without abstracts or full text.
research.federal-register-searchread-onlySearch 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.
research.feed-normalizeread-onlyFetch and normalize public RSS or Atom feeds into stable structured JSON entries for agents and research workflows.
research.lei-entity-searchread-onlySearch 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.
research.news-aggregateread-onlyMerge two to eight public RSS or Atom feeds into a filtered, deduplicated, time-ordered news stream with bounded partial-failure reporting.
research.ofac-entity-searchread-onlyCompare 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.
research.organization-evidenceread-onlyRetrieve 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.
research.sec-company-evidenceread-onlyResolve an exact SEC company name, ticker, or CIK, then bundle recent filing signals, normalized issuer-reported XBRL facts, and Form 4 insider transactions into one bounded public-company evidence report with explicit section coverage and official-source provenance.
research.sec-filing-signalsread-onlyLook 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.
research.sec-financial-factsread-onlyRetrieve normalized, recent issuer-reported revenue, earnings, balance-sheet, cash-flow, and diluted-EPS facts from official SEC XBRL data.
research.sec-insider-transactionsread-onlyRetrieve 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.
research.us-contract-searchread-onlySearch 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.
research.wikidata-organization-searchread-onlySearch CC0 Wikidata organization candidates and normalize public websites, inception dates, company identifiers, entity types, countries, industries, headquarters, parent, founder, owner, subsidiary, and product links with explicit non-verification caveats.
web.accessibility-auditread-onlyCheck a public page for deterministic HTML accessibility problems and return actionable WCAG-oriented findings.
web.business-due-diligenceread-onlyAssess 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.
web.domain-intelligenceread-onlyInvestigate 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.
web.email-authread-onlyCheck 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.
web.extractread-onlyConvert 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.
web.full-auditread-onlyRun a comprehensive website audit combining SEO, security, accessibility, and performance scores with prioritized fixes.
web.linksread-onlyExtract 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.
web.metadataread-onlyExtract 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.
web.performance-profileread-onlyMeasure website response latency, payload size, compression, caching, and performance signals for a public URL.
web.robots-sitemapread-onlyInspect a domain's robots.txt crawl rules and XML sitemap health, availability, and URL count.
web.security-auditread-onlyScan a public website for TLS and browser security header weaknesses and return a security score with fixes.
web.seo-auditread-onlyAudit 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.
web.tech-fingerprintread-onlyIdentify frameworks, analytics, CDNs, servers, and other website technologies from public response signals.

Schemas: list_tools.

Similar MCP servers

Official server.json
{
  "name": "com.apiacre/api-acre",
  "_meta": {
    "io.modelcontextprotocol.registry/publisher-provided": {
      "x402": {
        "asset": "USDC",
        "network": "eip155:8453",
        "networks": [
          "eip155:8453",
          "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
        ],
        "discovery": "https://apiacre.com/.well-known/x402"
      },
      "tools": "https://apiacre.com/mcp/tools",
      "resources": [
        "https://apiacre.com/workflows.json",
        "https://apiacre.com/pixel-acre/state"
      ],
      "toolCount": 73,
      "serverCard": "https://apiacre.com/.well-known/mcp/server-card.json",
      "resourceTemplates": [
        "https://apiacre.com/recommend?task={task}",
        "https://apiacre.com/catalog/{service}",
        "https://apiacre.com/samples/{service}?format=json"
      ]
    }
  },
  "title": "API Acre",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://apiacre.com/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "0.1.36",
  "websiteUrl": "https://apiacre.com",
  "description": "73 x402-paid Base and Solana APIs with free discovery, samples, workflows, and Pixel Acre."
}