ai-agent-hub

"Pay-per-call micro-APIs for AI agents: web queries, storage, and 8 utility services (CSV conversion, UUID generation, QR codes, etc.), billed via x402 USDC."

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What it can do

  • Run Query: Fetch a URL and extract structured data, paying in USDC via x402 (production networks). mode "fetch" (default) returns title/description/text; "links" returns outbound links; "images" retur
  • Extract Links: Convenience wrapper around run_query with mode="links" — fetches a URL and returns every outbound link, resolved to absolute URLs and deduped. Same price and payment flow as run_query.
  • Download File: Pay in USDC via x402 to download a file previously stored via POST /api/storage/upload. Call without paymentHeader first to receive the price + payment requirements.

What data it sees

Do you need an account

No: the server works without sign-in

"Pay-per-call micro-APIs for AI agents: web queries, storage, and 8 utility services (CSV conversion, UUID generation, QR codes, etc.), billed via x402 USDC."

How to connect

How to connect ai-agent-hub to Claude

The server address to paste into Claude settings:

https://ai-agent-hub--justuncase1210-del.run.tools

  1. Open Claude (claude.ai or the desktop app).
  2. Go to Settings → Connectors.
  3. Click Add custom connector.
  4. Paste the server address copied below into Remote MCP server URL and click Add.
  5. In a chat, click + → Connectors and switch the new connector on.

Custom connectors are available on Free, Pro, Max, Team and Enterprise plans (Free is limited to one). On Team and Enterprise an organization Owner adds the connector first under Organization settings → Connectors.

Authorization

After you click Add, a sign-in window for the service opens. Sign in with your own account and approve access. Claude never sees your password.

How to connect ai-agent-hub to ChatGPT

The server address to paste into ChatGPT settings:

https://ai-agent-hub--justuncase1210-del.run.tools

  1. Open ChatGPT in a browser (chatgpt.com). A Plus, Pro, Business, Enterprise or Edu plan is required.
  2. Turn on developer mode once: Settings → Apps → Advanced settings → Developer mode.
  3. Open Settings → Connectors and click Create.
  4. Fill in the form: Name (anything), Description (one line about what the service does), MCP server URL (copy it below).
  5. Under Authentication choose OAuth if the service requires sign-in, otherwise None. Click Create.
  6. In a new chat open + → Apps/Connectors and enable the connector.

OpenAI has renamed this section before (Connectors → Apps/Plugins). If the label differs, search settings for "developer mode". On Business/Enterprise workspaces an admin must allow custom connectors first.

Authorization

On first use ChatGPT opens the service's sign-in window. Sign in and approve access.

How to connect ai-agent-hub to Cursor

The server address to paste into Cursor settings:

https://ai-agent-hub--justuncase1210-del.run.tools

Fastest: click Open in Cursor below and confirm the prompt.

Manually:

  1. In Cursor open Settings → Cursor Settings → MCP and click Add new global MCP server.
  2. Paste the JSON copied below into ~/.cursor/mcp.json (per project: .cursor/mcp.json in the repo root).
  3. Save the file. The server appears in the MCP list; authorize it there if asked.

Authorization

If the service needs sign-in, an authorize button appears next to the server in the MCP list.

Server tool list (19)

Raw names from tools/list. Only developers need these.

run_queryFetch a URL and extract structured data, paying in USDC via x402 (production networks). mode "fetch" (default) returns title/description/text; "links" returns outbound links; "images" returns image sources + alt text; "metadata" returns all meta tags + response headers. Call without paymentHeader first to receive the price + payment requirements; retry with paymentHeader set to a signed X-PAYMENT value to get the result.
extract_linksConvenience wrapper around run_query with mode="links" — fetches a URL and returns every outbound link, resolved to absolute URLs and deduped. Same price and payment flow as run_query.
download_filePay in USDC via x402 to download a file previously stored via POST /api/storage/upload. Call without paymentHeader first to receive the price + payment requirements.
upload_fileStore a small text payload as a file, paying in USDC via x402. For binary uploads, use the REST endpoint directly instead of this tool.
get_ad_impressionPay a fraction of a cent in USDC via x402 to retrieve an ad payload for a given adId.
list_adsFree — list currently active ads available for paid impressions.
register_agentFree — register to get an agentId used for attribution on paid calls.
list_agentsFree — list the most recently registered agents.
get_agentFree — look up a single registered agent by id.
extract_imagesConvenience wrapper around run_query with mode="images" — fetches a URL and returns every image source (resolved to absolute URLs) with alt text, deduped. Same price and payment flow as run_query.
get_metadataConvenience wrapper around run_query with mode="metadata" — fetches a URL and returns all meta tags (Open Graph, Twitter Card, standard) plus a few response headers. Same price and payment flow as run_query.
call_csv_to_jsonCSV to JSON converter — a third-party service registered on this platform, paid via x402 (flat $0.10 per call, production networks). Call without paymentHeader first to receive the price + payment requirements; retry with paymentHeader set to a signed X-PAYMENT value to get the result.
call_email_validatorEmail syntax/DNS validation — a third-party service registered on this platform, paid via x402 (flat $0.10 per call, production networks). Call without paymentHeader first to receive the price + payment requirements; retry with paymentHeader set to a signed X-PAYMENT value to get the result.
call_json_diff_apiJSON semantic diff — a third-party service registered on this platform, paid via x402 (flat $0.10 per call, production networks). Call without paymentHeader first to receive the price + payment requirements; retry with paymentHeader set to a signed X-PAYMENT value to get the result.
call_meta_tag_checkerMeta tag audit — a third-party service registered on this platform, paid via x402 (flat $0.10 per call, production networks). Call without paymentHeader first to receive the price + payment requirements; retry with paymentHeader set to a signed X-PAYMENT value to get the result.
call_qr_batchGenerate QR codes for a batch of text/URL items — a third-party service registered on this platform, paid via x402 (flat $0.10 per call, production networks). Call without paymentHeader first to receive the price + payment requirements; retry with paymentHeader set to a signed X-PAYMENT value to get the result.
call_text_to_slugText to URL-safe slug — a third-party service registered on this platform, paid via x402 (flat $0.10 per call, production networks). Call without paymentHeader first to receive the price + payment requirements; retry with paymentHeader set to a signed X-PAYMENT value to get the result.
call_uuid_genUUID generator — a third-party service registered on this platform, paid via x402 (flat $0.10 per call, production networks). Call without paymentHeader first to receive the price + payment requirements; retry with paymentHeader set to a signed X-PAYMENT value to get the result.
call_webhook_echoWebhook debug echo — a third-party service registered on this platform, paid via x402 (flat $0.10 per call, production networks). Call without paymentHeader first to receive the price + payment requirements; retry with paymentHeader set to a signed X-PAYMENT value to get the result.