Tools for a more open agent web.

The directory of tools for agents

2,875 tools · Verify a proof · Reset filters
EXTERNAL

TrollBridge

NOT AN AUDIT — heuristic screen: contract safety screen — verification status, proxy and owner-privilege heuristics, holder concentration, and a plain-English risk ver…

APIx402

Listing info 80/100

0.1 USDC / call (eip155:8453); 100000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp)Indexed
EXTERNAL

Base Withdrawal Finalizer

🆕 Beryl (2026-06-25) cut the single-proof withdrawal window from 7 days to 5, with a dual-proof fast path at ~1 day. Given a Base withdrawal-initiation tx, this decod…

APIx402

Listing info 80/100

0.04 USDC / call (eip155:8453)Indexed
EXTERNAL

Agent402.Tools: pay-per-call web tools

Agentic Finance: 500+ agent tools, multi-chain USDC over x402 or MPP, or free via proof-of-work

MCP

Listing info 75/100

Price not supplied by publisherIndexed
EXTERNAL

presign-guard

Is this transaction, approval or signature safe to sign? Check it before your AI agent or wallet signs it: pre-sign verdict (green/orange/red + reason codes) for EVM t…

APIx402

Listing info 80/100

0.01 USDC / call (eip155:8453); 10000 atomic units of 31566704 (algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=)Indexed
EXTERNAL

presign-guard

Is this transaction, approval or signature safe to sign? Check it before your AI agent or wallet signs it: pre-sign verdict (green/orange/red + reason codes) for EVM t…

APIx402

Listing info 80/100

0.01 USDC / call (eip155:8453)Indexed
EXTERNAL

api.eucompliance.tools · /x402/price

Crypto spot price that attempts three independent public exchange tickers (Binance, Coinbase, Kraken) and takes the median of the live replies. Every delivered quote, …

APIx402

Listing info 80/100

0.001 USDC / call (eip155:8453); 1000 atomic units of 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 (eip155:42161); 1000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 1000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp)Indexed
EXTERNAL

FractalAI Notary

Pay-per-Attestation: an AI agent pays to seal its own decision (input hash, output, model, timestamp) in FractalAI's post-quantum L1 — Dilithium-3 (NIST FIPS 204) sign…

APIx402

Listing info 80/100

0.05 USDC / call (eip155:8453)Indexed
EXTERNAL

SameDayDesk

Base address -> deterministic Morpho borrower position snapshot and collateral-price stress scenarios. Returns LTV, LLTV, health factor, liquidation headroom, source f…

APIx402

Listing info 80/100

0.02 USDC / call (eip155:8453)Indexed

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