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MCP live MCP 2025-06-18 http

fatstack

bigmoneyeasymaker/fatstack

Open marketplace of pay-per-call MCP tools: one endpoint exposes every listing, and any provider can list their own server… Non-custodial: payment goes straight from the agent's wallet to the provider's, and the platform is never a payee.

Watch this dependency Share evidence report
Uptime
100.0%
5 direct probes · 30d
Response
1567ms
last probe
Tools
15
callable
Resources
0
readable
Prompts
0
available
Primary URL
https://fatstack.net/api/mcp
Score: 100/100
Handshake verified by our own probe.
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
15 tools, 0 resources, 0 prompts returned.
pass 3 or more catalogue items 10/10
15 items in total; 3 or more earns these points.
pass Describes itself 10/10
239 characters; more than 30 earns these points.

Tools · 15

fatstack__free_demo

**FREE DEMO — $0.00, no wallet, no payment.** First-party tool served by Fatstack itself, not a marketplace listing. Call it to confirm your MCP client is wired up correctly. Every other tool here is…

echo__echo_json

$0.001000 USDC per call on eip155:8453, paid directly to the provider (0x69ad5fb5de6dcdbd8a025374ab7bb23996a69fd9). Payments are final. Once settled on-chain the transfer cannot be reversed, and there…

json-schema-validate__json_schema_validate

$0.001000 USDC per call on eip155:8453, paid directly to the provider (0x69ad5fb5de6dcdbd8a025374ab7bb23996a69fd9). Payments are final. Once settled on-chain the transfer cannot be reversed, and there…

html-to-markdown__html_to_markdown

$0.001000 USDC per call on eip155:8453, paid directly to the provider (0x69ad5fb5de6dcdbd8a025374ab7bb23996a69fd9). Payments are final. Once settled on-chain the transfer cannot be reversed, and there…

url-metadata__url_metadata

$0.010000 USDC per call on eip155:8453, paid directly to the provider (0x69ad5fb5de6dcdbd8a025374ab7bb23996a69fd9). Payments are final. Once settled on-chain the transfer cannot be reversed, and there…

csv-to-json__csv_to_json

$0.001000 USDC per call on eip155:8453, paid directly to the provider (0x69ad5fb5de6dcdbd8a025374ab7bb23996a69fd9). Payments are final. Once settled on-chain the transfer cannot be reversed, and there…

text-language-detect__text_language_detect

$0.000500 USDC per call on eip155:8453, paid directly to the provider (0x69ad5fb5de6dcdbd8a025374ab7bb23996a69fd9). Payments are final. Once settled on-chain the transfer cannot be reversed, and there…

regex-test__regex_test

$0.000500 USDC per call on eip155:8453, paid directly to the provider (0x69ad5fb5de6dcdbd8a025374ab7bb23996a69fd9). Payments are final. Once settled on-chain the transfer cannot be reversed, and there…

unit-convert__unit_convert

$0.000500 USDC per call on eip155:8453, paid directly to the provider (0x69ad5fb5de6dcdbd8a025374ab7bb23996a69fd9). Payments are final. Once settled on-chain the transfer cannot be reversed, and there…

cron-explain__cron_explain

$0.000500 USDC per call on eip155:8453, paid directly to the provider (0x69ad5fb5de6dcdbd8a025374ab7bb23996a69fd9). Payments are final. Once settled on-chain the transfer cannot be reversed, and there…

uuid-batch__uuid_batch

$0.000500 USDC per call on eip155:8453, paid directly to the provider (0x69ad5fb5de6dcdbd8a025374ab7bb23996a69fd9). Payments are final. Once settled on-chain the transfer cannot be reversed, and there…

markdown-lint__markdown_lint

$0.001000 USDC per call on eip155:8453, paid directly to the provider (0x69ad5fb5de6dcdbd8a025374ab7bb23996a69fd9). Payments are final. Once settled on-chain the transfer cannot be reversed, and there…

askzephy-quick-scan__sol_audit

$0.005000 USDC per call on eip155:8453, paid directly to the provider (0xf4729bec220090ef08c786e9142898354178771e). Payments are final. Once settled on-chain the transfer cannot be reversed, and there…

askzephy-quick-scan__sol_quick_scan

$0.005000 USDC per call on eip155:8453, paid directly to the provider (0xf4729bec220090ef08c786e9142898354178771e). Payments are final. Once settled on-chain the transfer cannot be reversed, and there…

askzephy-quick-scan__google_news_feed

$0.005000 USDC per call on eip155:8453, paid directly to the provider (0xf4729bec220090ef08c786e9142898354178771e). Payments are final. Once settled on-chain the transfer cannot be reversed, and there…

How to use

Claude Desktop or claude.ai: add a custom connector (Customize → Connectors; on Team and Enterprise plans an owner adds it under Organization settings → Connectors) with this server URL: https://fatstack.net/api/mcp

Cursor or Cline: add to your MCP config:

{
  "mcpServers": {
    "fatstack": {
      "url": "https://fatstack.net/api/mcp",
      "transport": "http"
    }
  }
}