X402 Services

Reliability

Latest check failed 21 h ago: initialize returned HTTP 404

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How to connect

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "x402-services": {
      "type": "http",
      "url": "https://x402-services-production.up.railway.app/mcp"
    }
  }
}

159 tools

• markdown

  Convert raw HTML to clean, LLM-ready markdown. Strips nav/script/style noise. [x402 paid tool — price $0.003; POST /api/markdown]

• extract

  Extract structured data (title, links, meta, headings, text) from HTML as JSON. [x402 paid tool — price $0.003; POST /api/extract]

• read

  Fetch any public web page and return clean, LLM-ready markdown (plus title and final URL). Send { url }. We handle fetching, redirects, and noise-stripping. [x402 paid tool — price $0.003; POST /api/read]

• read_structured

  Fetch any public web page and return structured JSON: title, meta description, headings, links, text preview. Send { url }. [x402 paid tool — price $0.003; POST /api/read/structured]

• memory_set

  Agent Memory: durable key-value storage that survives between agent runs. Write a JSON value (16KB max) under a key. First write to a namespace claims it with your secret token. Send { ns, token, key, value }. [x402 paid tool — price $0.003; POST /api/memory/set]

• memory_get

  Agent Memory: read a stored value by key, or omit key to list all keys in your namespace. Send { ns, token, key? }. [x402 paid tool — price $0.003; POST /api/memory/get]

• schedule

  Webhook Scheduler: schedule a future HTTP callback. At fireAt, we call your url with the payload. Agents' alarm clock for async work. Send { token, url, fireAt (ISO-8601), payload?, method? }. [x402 paid tool — price $0.003; POST /api/schedule]

• schedule_status

  Webhook Scheduler: check a scheduled job's status and last delivery result. Send { token, id }. [x402 paid tool — price $0.003; POST /api/schedule/status]

• counter

  Atomic counter: increment-and-return a named counter (collision-free running totals & IDs across agent runs). Send { name, token, by? }. [x402 paid tool — price $0.003; POST /api/counter]

• lock_acquire

  Distributed lock: acquire a named lock for ttlSec so only one agent proceeds. Returns acquired:false if held. Send { name, token, ttlSec? }. [x402 paid tool — price $0.003; POST /api/lock/acquire]

• lock_release

  Release a distributed lock you hold. Send { name, token, holder? }. [x402 paid tool — price $0.003; POST /api/lock/release]

• queue_push

  Task queue: append a JSON item to a named queue for later/other agents. Send { name, token, item }. [x402 paid tool — price $0.003; POST /api/queue/push]

• queue_pop

  Task queue: pop the oldest item from a named queue (FIFO). Send { name, token }. [x402 paid tool — price $0.003; POST /api/queue/pop]

• idempotency

  Idempotency key: returns firstTime:true only once per key within ttl (dedupe retries/double-sends). Send { key, token, ttlSec? }. [x402 paid tool — price $0.003; POST /api/idempotency]

• pubsub_publish

  Pub/sub: publish a message to a topic. Send { topic, token, data }. [x402 paid tool — price $0.003; POST /api/pubsub/publish]

• pubsub_poll

  Pub/sub: fetch messages on a topic newer than a sequence number. Send { topic, token, since? }. [x402 paid tool — price $0.003; POST /api/pubsub/poll]

• board_set

  Shared blackboard: set a versioned key on a multi-writer board. Send { board, token, key, value }. [x402 paid tool — price $0.003; POST /api/board/set]

• board_get

  Shared blackboard: read one key or list all keys+entries. Send { board, token, key? }. [x402 paid tool — price $0.003; POST /api/board/get]

• ratelimit

  Rate-limit token bucket: shared self-throttle. Returns allowed + remaining. Send { bucket, token, capacity, refillPerSec, cost? }. [x402 paid tool — price $0.003; POST /api/ratelimit]

• deadman_register

  Dead-man's switch: if you don't ping within intervalSec, we POST your webhook. Detects crashed agents. Send { id, token, url, intervalSec }. [x402 paid tool — price $0.003; POST /api/deadman/register]

• deadman_ping

  Dead-man's switch: heartbeat to keep the switch from firing. Send { id, token }. [x402 paid tool — price $0.003; POST /api/deadman/ping]

• calc

  Exact calculator + unit conversion (arbitrary precision). e.g. '3 inch to cm', 'sqrt(2)^10'. Send { expression, precision? }. [x402 paid tool — price $0.003; POST /api/calc]

• datetime

  Date/time math + timezones. op: now | convert | add | diff. Send { op, time?, timezone?, amount?, unit?, to? }. [x402 paid tool — price $0.003; POST /api/datetime]

• business_days

  Add/subtract business days (skips weekends + given holidays). Send { start?, addDays, holidays?, timezone? }. [x402 paid tool — price $0.003; POST /api/business-days]

• regex

  Apply a regex to text and return all matches + capture groups (deterministic; LLMs guess regex wrong). Send { pattern, text, flags? }. [x402 paid tool — price $0.003; POST /api/regex]

• jsonschema

  Validate data against a JSON Schema (strict). Returns valid + detailed errors. Send { schema, data }. [x402 paid tool — price $0.003; POST /api/jsonschema]

• diff

  Structured deep diff of two JSON values (added/removed/changed by path). Send { a, b }. [x402 paid tool — price $0.003; POST /api/diff]

• cron_explain

  Explain a cron expression: the next N run times in a timezone. Send { expression, count?, timezone? }. [x402 paid tool — price $0.003; POST /api/cron/explain]

• schedule_cron

  Recurring webhook: fire your URL on a cron schedule (repeats). Send { token, url, cron, payload?, method? }. [x402 paid tool — price $0.003; POST /api/schedule/cron]

• links_check

  Batch link-liveness: check up to 50 URLs return 200 (dead-link detection). Send { urls: [..] }. [x402 paid tool — price $0.003; POST /api/links/check]

• inbox_create

  Webhook inbox: get a disposable URL that captures inbound POSTs for you to poll. Send { token }. [x402 paid tool — price $0.003; POST /api/inbox/create]

• inbox_poll

  Webhook inbox: fetch captured messages newer than a timestamp. Send { id, token, since? }. [x402 paid tool — price $0.003; POST /api/inbox/poll]

• wallet_reputation

  Wallet reputation: objective on-chain trust signals for an EVM address (vet a counterparty before dealing). Send { address }. [x402 paid tool — price $0.003; POST /api/wallet/reputation]

• crypto_price

  Live crypto & token prices in USD. Send tickers or coingecko ids, e.g. { symbols: ["ETH","USDC","BTC"] }. Real-time on-chain pricing for finance and trading agents. [x402 paid tool — price $0.003; POST /api/crypto/price]

• crypto_convert

  Convert an amount between any two crypto/fiat assets at live rates. Send { amount, from, to }, e.g. convert 1.5 ETH to USDC. Instant FX for agents pricing on-chain actions. [x402 paid tool — price $0.003; POST /api/crypto/convert]

• crypto_balances

  Full wallet portfolio: native ETH + all ERC-20 token balances for an address on Base, with amounts. Send { address }. Let agents read any wallet's holdings. [x402 paid tool — price $0.003; POST /api/crypto/balances]

• crypto_gas

  Live Base gas oracle: current gas price plus estimated cost (ETH & USD) for a transfer, swap, or mint. Send {} — no input needed. Agents budget transactions before acting. [x402 paid tool — price $0.003; POST /api/crypto/gas]

• crypto_ens

  Resolve an ENS name or Basename to an address, or reverse-resolve a 0x address to its name + avatar. Send { input }. Human-readable identity for agents. [x402 paid tool — price $0.003; POST /api/crypto/ens]

• crypto_tx

  Transaction status & receipt on Base: confirmations, success/fail, from/to, value, fee, method. Send { hash }. Agents confirm their on-chain actions settled. [x402 paid tool — price $0.003; POST /api/crypto/tx]

• crypto_token

  Token intelligence: name, symbol, supply, holder count, source-verification, and safety signals for a contract. Send { address }. Agents vet a token before touching it. [x402 paid tool — price $0.003; POST /api/crypto/token]

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