The directory of tools for agents

ISEXTERNAL

ISHOB

Normalized scholarly metadata + abstract + full rights/attribution for one open-licensed document

APIx402

Listing info 60/100

1000 atomic units of 0x036CbD53842c5426634e7929541eC2318f3dCF7e (eip155:84532)Indexed

ISEXTERNAL

ISHOB

Parsed reference list (with DOIs/PMIDs where available) of one document

APIx402

Listing info 60/100

2000 atomic units of 0x036CbD53842c5426634e7929541eC2318f3dCF7e (eip155:84532)Indexed

OTEXTERNAL

Otto AI

TradFi macro intelligence: indices, VIX, DXY, treasury yields, commodities, and individual stock quotes with moving average context.

APIx402

Listing info 80/100

0.003 USDC / call (eip155:8453); 3000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp)Indexed

TOEXTERNAL

tokenguard

Certificate-transparency history for a domain (crt.sh) — every TLS certificate issued, which doubles as subdomain discovery

APIx402

Listing info 80/100

0.02 USDC / call (eip155:8453)Indexed

CHEXTERNAL

Change audit: ODGS Data Rules

Change audit: ODGS Data Rules: Audit JSON changes and validate before/after for ODGS Data Rules. Uses a pinned SchemaStore definition on this PC. Reports JSON pointers…

APIx402

Listing info 80/100

0.01 USDC / call (eip155:8453)Indexed

DAEXTERNAL

Datagov Au

data.gov.au MCP — Australia open-data CKAN catalogue.

MCP

Listing info 75/100

Price not supplied by publisherIndexed

GREXTERNAL

ground

Reference data API for classification systems, real-time world data, and unit conversions

MCP

Listing info 65/100

Price not supplied by publisherIndexed

GUEXTERNAL

Gurufocus

GuruFocus MCP — wraps the GuruFocus Data API (gurufocus.com/data-api)

MCP

Listing info 75/100

Price not supplied by publisherIndexed

MCEXTERNAL

mcp

Twelve Data MCP: real-time & historical market data (stocks, crypto, forex, etc).

MCP

Listing info 65/100

Price not supplied by publisherIndexed

MCEXTERNAL

mcp-reunion

MCP server for Réunion open data (data.regionreunion.com)

MCP

Listing info 65/100

Price not supplied by publisherIndexed

MYEXTERNAL

myriade

Explore and query your data warehouse through Myriade's AI data analyst agent.

MCP

Listing info 65/100

Price not supplied by publisherIndexed

POEXTERNAL

Polymarket

Polymarket MCP — prediction-market data via Gamma + CLOB + Data public APIs.

MCP

Listing info 75/100

Price not supplied by publisherIndexed

Indexed listings, not certifications. Prices and protocols are publisher declarations. How the index works