The directory of tools for agents

40EXTERNAL

402utils.com · /v1/yaml

Convert between YAML and JSON in one call. to:"json" parses a YAML document (config files, docker-compose, Kubernetes manifests, CI pipelines) into a plain JSON value;…

APIx402

Listing info 80/100

0.001 USDC / call (eip155:8453)Indexed

40EXTERNAL

404.directory

Risk preflight for AI Agent tool actions and Polymarket settlement and execution checks.

MCP

Listing info 75/100

Price not supplied by publisherIndexed

40EXTERNAL

404KIN FIELD Transaction Intent

Token intent checks; no simulation/signing. Free trial ends 2026-09-25. No NFT required.

MCP

Listing info 75/100

Price not supplied by publisherIndexed

42EXTERNAL

429-throttle-mcp

带速率限制的 MCP HTTP 代理：滑动窗口+令牌桶控速，长程任务不再 429

MCP

Listing info 75/100

Price not supplied by publisherIndexed

42EXTERNAL

42matters

42matters MCP — wraps the 42matters App Market Data API (42matters.com)

MCP

Listing info 75/100

Price not supplied by publisherIndexed

42EXTERNAL

42min

Scheduling for AI assistants: bookings, availability, meeting polls and routing forms.

MCP

Listing info 75/100

Price not supplied by publisherIndexed

47EXTERNAL

47620 Base + Polygon Data API

Pay-per-call Base and Polygon onchain data over x402 for AI agents.

MCP

Listing info 75/100

Price not supplied by publisherIndexed

47EXTERNAL

47620 Base Data API

Before your agent sends ETH/USDC to any base address: check whether it is safe. Returns contract-vs-wallet, native balance, USDC balance, nonce/activity, and a 0-100 r…

APIx402

Listing info 80/100

20000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp); 0.02 USDC / call (eip155:8453); 20000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137)Indexed

47EXTERNAL

47620 Base Data API

Everything about a base ERC-20 in one call: on-chain metadata (name/symbol/decimals/totalSupply), price, liquidity, 24h volume, DEX pair count and fdv/marketCap when a…

APIx402

Listing info 80/100

20000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp); 0.02 USDC / call (eip155:8453); 20000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137)Indexed

47EXTERNAL

47620 Base Data API

Concentration / activity radar for a base ERC-20. ERC-20 holder lists are NOT available from a keyless RPC, so this reports DEX liquidity, 24h volume and trade counts …

APIx402

Listing info 80/100

20000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp); 0.02 USDC / call (eip155:8453); 20000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137)Indexed

47EXTERNAL

47620 Base Data API

Daily dashboard for a base agent: native ETH/USD price, gas price, latest block and the current top boosted tokens on DexScreener. One call.

APIx402

Listing info 80/100

10000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp); 0.01 USDC / call (eip155:8453); 10000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137)Indexed

47EXTERNAL

47620 Base Data API

Complete token due-diligence for a base ERC-20 in one call: metadata, safety score, liquidity, volume and an agent-readable summary. Replaces several separate lookups.

APIx402

Listing info 80/100

20000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp); 0.02 USDC / call (eip155:8453); 20000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137)Indexed

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