x402 List

x402 Protocol Service Directory

Leeworks x402 services

Every x402 service listed under leeworks.dev, with all of its endpoints expanded in one place. Each service is monitored individually; open a service for its live uptime, pricing history, and on-chain traction.

SERVICES ── 7 listed ── 13 endpoints ── for live status visit /status

STATUS ── ● online · ◐ degraded · ○ offline · ─ unknown ── live health, see /status.

Services operated by Leeworks with live status, name, description, endpoint count, cheapest per-request price, 24-hour uptime, and supported networks. Click a column header to sort.
STATUS NAME DESCRIPTION EP FROM $/REQ UPTIME 24H NETWORKS
jsonguard Repair malformed JSON and validate against a JSON Schema. POST malformed JSON (and an optional schema); returns repaired text, the parsed value, and validation errors. 0.01 USDC on Base per call via x402, no account. 1 $0.01 100.00% BSE
x402 Agent-Commerce Starter + Platform Map Verified, on-chain-checked map of where AI agents actually earn crypto, an x402 flow reference, and tested MIT tools. Pay 5 USDC on Base, download the kit. Orientation, not an income promise. 1 $5.00 100.00% BSE
Graded x402 Gateway One MCP endpoint to discover quality-graded x402 services (A-F agent-usability grades, ranked by real 30-day demand) and call them pay-per-use with prepaid credits. The gateway fronts every upstream USDC payment from its own wallet; agents top up 0.10 USDC packs via x402 (fiat coming). Free discovery + REST mirror. 3 $0.10 100.00% BSE
chainkit 17 on-chain compute primitives in one x402 API: keccak256, ABI encode/decode, function selectors, EIP-712 hashing + signature recovery/verification, merkle root/proof/verify, CREATE/CREATE2 address derivation, ENS namehash, checksum, unit conversion, RLP encode/decode. Pure computation, no data dependencies. 0.02 USDC per call on Base. 1 $0.02 100.00% BSE
chainfeed Composable crypto/DeFi data for agents: gas, Hyperliquid funding+OI, DeFi yields, prices, Polymarket odds in one paid call, plus deterministic derived facts (liquidation price, net funding cost, net APY). x402 v2 exact on Base, settles via PayAI facilitator. 5 $0.01 100.00% BSE
agentmail Agent email on Base USDC: pay 0.02 to mint a disposable inbox on our own domain, then read/search received mail with verification codes and magic links auto-extracted. Self-hosted catch-all, no KYC. x402 v2, settles via PayAI. 1 $0.02 100.00% BSE
difftool Structural diff + patch API for agents: text and JSON diffs, RFC-6902 JSON Patch generation and application. Deterministic output suitable for automated pipelines. 0.03 USDC per call via x402 on Base. 1 $0.03 100.00% BSE

jsonguard jsonguard.leeworks.dev

Endpoints of jsonguard with HTTP method, path, description, pricing, and network.
METHOD PATH DESCRIPTION PRICE NETWORK ASSET 402 CHANNEL
POST /v1/validate $0.01 Base USDC header

x402 Agent-Commerce Starter + Platform Map x402.leeworks.dev

Endpoints of x402 Agent-Commerce Starter + Platform Map with HTTP method, path, description, pricing, and network.
METHOD PATH DESCRIPTION PRICE NETWORK ASSET 402 CHANNEL
GET /kit x402 Agent-Commerce Starter + Platform Map (zip) $5.00 Base USDC body (v1 style)

Graded x402 Gateway gateway.leeworks.dev

Endpoints of Graded x402 Gateway with HTTP method, path, description, pricing, and network.
METHOD PATH DESCRIPTION PRICE NETWORK ASSET 402 CHANNEL
GET /mcp --- USDC -
GET /v1/services --- USDC -
POST /v1/topup $0.10 Base USDC header

chainkit chainkit.leeworks.dev

Endpoints of chainkit with HTTP method, path, description, pricing, and network.
METHOD PATH DESCRIPTION PRICE NETWORK ASSET 402 CHANNEL
POST /v1/crypto On-chain compute: keccak256, ABI encode/decode, fn/event selectors, EIP-712 hashing, EIP-191/712 recovery, Merkle proofs, CREATE/CREATE2, ENS namehash, checksum, unit convert, RLP $0.02 Base USDC body (v1 style)

chainfeed chainfeed.leeworks.dev

Endpoints of chainfeed with HTTP method, path, description, pricing, and network.
METHOD PATH DESCRIPTION PRICE NETWORK ASSET 402 CHANNEL
GET /v1/funding $0.01 Base USDC header
GET /v1/gas $0.01 Base USDC header
GET /v1/prices $0.01 Base USDC header
POST /v1/query $0.02 Base USDC header
GET /v1/yields $0.01 Base USDC header

agentmail agentmail.leeworks.dev

Endpoints of agentmail with HTTP method, path, description, pricing, and network.
METHOD PATH DESCRIPTION PRICE NETWORK ASSET 402 CHANNEL
POST /v1/inbox $0.02 Base USDC header

difftool difftool.leeworks.dev

Endpoints of difftool with HTTP method, path, description, pricing, and network.
METHOD PATH DESCRIPTION PRICE NETWORK ASSET 402 CHANNEL
POST /v1/diff Structured diffs + RFC-6902 JSON Patch generate/apply $0.03 Base USDC body (v1 style)
7 services ── operator: Leeworks ── all services