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The directory of tools for agents

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EXTERNAL

Citiview Agent Market

US demographics by ZIP code (Census ACS 5-year): population, median household income, median age, home value, rent, education, unemployment and poverty.

APIx402

Listing info 80/100

0.003 USDC / call (eip155:8453); 3000 atomic units of 0x60a3E35Cc302bFA44Cb288Bc5a4F316Fdb1adb42 (eip155:8453); 3000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 3000 atomic units of 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 (eip155:42161); 3000 atomic units of 0x79A02482A880bCE3F13e09Da970dC34db4CD24d1 (eip155:480)Indexed
EXTERNAL

Citiview Agent Market

Floor price for any Ethereum NFT collection on OpenSea and LooksRare, with the collection name, supply, standard, description, image and social links.

APIx402

Listing info 80/100

0.003 USDC / call (eip155:8453); 3000 atomic units of 0x60a3E35Cc302bFA44Cb288Bc5a4F316Fdb1adb42 (eip155:8453); 3000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 3000 atomic units of 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 (eip155:42161); 3000 atomic units of 0x79A02482A880bCE3F13e09Da970dC34db4CD24d1 (eip155:480)Indexed
EXTERNAL

Citiview Agent Market

Verify an email address: syntax check, domain MX lookup, disposable-domain and role-account flags. Use before sending or storing an address.

APIx402

Listing info 80/100

0.0035 USDC / call (eip155:8453); 3500 atomic units of 0x60a3E35Cc302bFA44Cb288Bc5a4F316Fdb1adb42 (eip155:8453); 3500 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 3500 atomic units of 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 (eip155:42161); 3500 atomic units of 0x79A02482A880bCE3F13e09Da970dC34db4CD24d1 (eip155:480)Indexed
EXTERNAL

Citiview Agent Market

NFTs owned by a Solana wallet, including compressed NFTs: name, image, collection and grouping by collection, with likely spam airdrops hidden.

APIx402

Listing info 80/100

0.003 USDC / call (eip155:8453); 3000 atomic units of 0x60a3E35Cc302bFA44Cb288Bc5a4F316Fdb1adb42 (eip155:8453); 3000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 3000 atomic units of 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 (eip155:42161); 3000 atomic units of 0x79A02482A880bCE3F13e09Da970dC34db4CD24d1 (eip155:480)Indexed
EXTERNAL

Citiview Agent Market

US federal contract awards (FPDS): who won government contracts for a keyword, vendor or agency, with amounts, agency, NAICS code, dates and descriptions.

APIx402

Listing info 80/100

0.005 USDC / call (eip155:8453); 5000 atomic units of 0x60a3E35Cc302bFA44Cb288Bc5a4F316Fdb1adb42 (eip155:8453); 5000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 5000 atomic units of 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 (eip155:42161); 5000 atomic units of 0x79A02482A880bCE3F13e09Da970dC34db4CD24d1 (eip155:480)Indexed
EXTERNAL

DDG Agent-Payable Services

Post-action side-effect verification: re-read claimed real-world state (HTTP JSON fields, status code) and compare to expected.

APIx402

Listing info 80/100

0.01 USDC / call (eip155:8453)Indexed
EXTERNAL

DDG Agent-Payable Services

Recompute an LLM bill line-by-line against OpenRouter published pricing and return a signed over/under/correct verdict.

APIx402

Listing info 80/100

0.01 USDC / call (eip155:8453)Indexed
EXTERNAL

DDG Agent-Payable Services

Signed reserve digest for USDC, USDT, EURC and DAI: latest reserve figures, attestation timestamps and a per-issuer staleness verdict.

APIx402

Listing info 80/100

0.01 USDC / call (eip155:8453)Indexed
EXTERNAL

DDG Agent-Payable Services

Probe a live model endpoint once and get a signed latency/availability/consistency verdict vs the provider's claimed SLA.

APIx402

Listing info 80/100

0.01 USDC / call (eip155:8453)Indexed
EXTERNAL

ERC-8004 Agent Reputation

ERC-8004 agent reputation with sybil filtering: reviewers are clustered by who funded them and each cluster counts once, so reviewers paid for from one wallet count as…

APIx402

Listing info 80/100

0.002006 USDC / call (eip155:8453)Indexed
EXTERNAL

Aevum Security

Browse Aevum Security's Singapore cybersecurity services and submit a business enquiry.

MCP

Listing info 75/100

Price not supplied by publisherIndexed
EXTERNAL

AgenTrux

Authenticated event topics for agent-to-agent messaging with per-agent credentials and audit logs.

MCP

Listing info 75/100

Price not supplied by publisherIndexed

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