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Block402

not classified

Bitcoin + Ethereum RPC for AI agents. 44 tools. x402 payments in USDC on Base mainnet.

v0.1.1 · active · website · descriptor JSON · versions

Not classified yet.The remote endpoints have not been probed successfully, or the listing has nothing to connect to.
Quality83good
Trust60of 100
Uptime, 30 days91%
Latency p50609 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "block402": {
      "type": "http",
      "url": "https://api.block402.xyz/mcp"
    }
  }
}
claude mcp add --transport http block402 https://api.block402.xyz/mcp
[mcp_servers.block402]
url = "https://api.block402.xyz/mcp"

{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "block402": {
      "type": "remote",
      "url": "https://api.block402.xyz/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "block402": {
      "type": "http",
      "url": "https://api.block402.xyz/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=block402&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vYXBpLmJsb2NrNDAyLnh5ei9tY3AifQ%3D%3D"
}
{
  "servers": {
    "block402": {
      "type": "http",
      "url": "https://api.block402.xyz/mcp"
    }
  }
}
{
  "mcpServers": {
    "block402": {
      "httpUrl": "https://api.block402.xyz/mcp"
    }
  }
}
extensions:
  "block402":
    enabled: true
    name: "block402"
    type: streamable_http
    uri: "https://api.block402.xyz/mcp"
    timeout: 300

Quality 83 / 100good

protocol75 · weight 25
  • warn
    protocol.modernnewest supported version is 2025-11-25; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
  • n/a
    protocol.statelessonly applies to 2026-07-28 servers
  • pass
    protocol.transportstreamable HTTP
  • n/a
    protocol.list_ttlonly applies to 2026-07-28 servers
authorizationn/a · weight 15
  • n/a
    auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
  • n/a
    auth.secret_in_urlno templated URL
tool hygiene93 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • pass
    tools.description_lengthdescriptions are concise
  • pass
    tools.schemasevery tool has an object input schema
  • pass
    tools.annotations44 of 44 tools declare readOnlyHint or destructiveHint
  • pass
    tools.directory_hintsevery tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
  • warn
    tools.token_costabout 12,013 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stability75 · weight 15
  • warn
    stability.changes44 tool changes in 30 days
  • pass
    stability.rug_pullno tool changed its meaning under the same name
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

44 tools, about 12,013 tokens to load them all · tool set 7474fdbfd825 · tools last changed 2026-10-07 · checked 2026-10-19 22:46 UTC

Tool changes

  • ethereum_eth_getBlockReceiptschangeddescription
    before

    Read eth_getBlockReceipts from Ethereum (eip155:1). Costs 0.010000 test USDC on eip155:84532. Preserve the private idempotencyKey for retries.

    after · 78% of words in common

    Read eth_getBlockReceipts from Ethereum (eip155:1). Costs 0.010000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.

  • ethereum_eth_getLogschangeddescription
    before

    Read eth_getLogs from Ethereum (eip155:1). Costs 0.010000 test USDC on eip155:84532. Preserve the private idempotencyKey for retries.

    after · 78% of words in common

    Read eth_getLogs from Ethereum (eip155:1). Costs 0.010000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.

  • ethereum_eth_getProofchangeddescription
    before

    Read eth_getProof from Ethereum (eip155:1). Costs 0.010000 test USDC on eip155:84532. Preserve the private idempotencyKey for retries.

    after · 78% of words in common

    Read eth_getProof from Ethereum (eip155:1). Costs 0.010000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.

  • ethereum_eth_createAccessListchangeddescription
    before

    Read eth_createAccessList from Ethereum (eip155:1). Costs 0.010000 test USDC on eip155:84532. Preserve the private idempotencyKey for retries.

    after · 78% of words in common

    Read eth_createAccessList from Ethereum (eip155:1). Costs 0.010000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.

  • ethereum_eth_estimateGaschangeddescription
    before

    Read eth_estimateGas from Ethereum (eip155:1). Costs 0.010000 test USDC on eip155:84532. Preserve the private idempotencyKey for retries.

    after · 78% of words in common

    Read eth_estimateGas from Ethereum (eip155:1). Costs 0.010000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.

  • ethereum_eth_callchangeddescription
    before

    Read eth_call from Ethereum (eip155:1). Costs 0.010000 test USDC on eip155:84532. Preserve the private idempotencyKey for retries.

    after · 78% of words in common

    Read eth_call from Ethereum (eip155:1). Costs 0.010000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.

  • ethereum_eth_feeHistorychangeddescription
    before

    Read eth_feeHistory from Ethereum (eip155:1). Costs 0.005000 test USDC on eip155:84532. Preserve the private idempotencyKey for retries.

    after · 78% of words in common

    Read eth_feeHistory from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.

  • ethereum_eth_getRawTransactionByHashchangeddescription
    before

    Read eth_getRawTransactionByHash from Ethereum (eip155:1). Costs 0.005000 test USDC on eip155:84532. Preserve the private idempotencyKey for retries.

    after · 78% of words in common

    Read eth_getRawTransactionByHash from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.

  • ethereum_eth_getTransactionReceiptchangeddescription
    before

    Read eth_getTransactionReceipt from Ethereum (eip155:1). Costs 0.005000 test USDC on eip155:84532. Preserve the private idempotencyKey for retries.

    after · 78% of words in common

    Read eth_getTransactionReceipt from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.

  • ethereum_eth_getTransactionByHashchangeddescription
    before

    Read eth_getTransactionByHash from Ethereum (eip155:1). Costs 0.005000 test USDC on eip155:84532. Preserve the private idempotencyKey for retries.

    after · 78% of words in common

    Read eth_getTransactionByHash from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.

Showing the latest 10. Full history: list_changes · trend: quality JSON.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 60 / 100

no-repository
provenance55
liveness26
freshness100
hygiene80

+dns-namespace +website -unreachable(1 failures) +updated-10d-ago -no-repository

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Endpoints

remoteauthreachableuptime 30dp50protocollast ok
https://api.block402.xyz/mcp streamable-httpnoneno (1 failures)91%609 ms2025-11-252026-10-19

Tools (44)

bitcoin_getbestblockhashRead getbestblockhash from Bitcoin (bip122:000000000019d6689c085ae165831e93). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
bitcoin_getblockRead getblock from Bitcoin (bip122:000000000019d6689c085ae165831e93). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
bitcoin_getblockcountRead getblockcount from Bitcoin (bip122:000000000019d6689c085ae165831e93). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
bitcoin_getblockhashRead getblockhash from Bitcoin (bip122:000000000019d6689c085ae165831e93). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
bitcoin_getblockheaderRead getblockheader from Bitcoin (bip122:000000000019d6689c085ae165831e93). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
bitcoin_getrawtransactionRead getrawtransaction from Bitcoin (bip122:000000000019d6689c085ae165831e93). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
bitcoin_gettxoutRead gettxout from Bitcoin (bip122:000000000019d6689c085ae165831e93). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_blobBaseFeeRead eth_blobBaseFee from Ethereum (eip155:1). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_blockNumberRead eth_blockNumber from Ethereum (eip155:1). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_callRead eth_call from Ethereum (eip155:1). Costs 0.010000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_chainIdRead eth_chainId from Ethereum (eip155:1). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_createAccessListRead eth_createAccessList from Ethereum (eip155:1). Costs 0.010000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_estimateGasRead eth_estimateGas from Ethereum (eip155:1). Costs 0.010000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_feeHistoryRead eth_feeHistory from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_gasPriceRead eth_gasPrice from Ethereum (eip155:1). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getBalanceRead eth_getBalance from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getBlockByHashRead eth_getBlockByHash from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getBlockByNumberRead eth_getBlockByNumber from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getBlockReceiptsRead eth_getBlockReceipts from Ethereum (eip155:1). Costs 0.010000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getBlockTransactionCountByHashRead eth_getBlockTransactionCountByHash from Ethereum (eip155:1). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getBlockTransactionCountByNumberRead eth_getBlockTransactionCountByNumber from Ethereum (eip155:1). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getCodeRead eth_getCode from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getLogsRead eth_getLogs from Ethereum (eip155:1). Costs 0.010000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getProofRead eth_getProof from Ethereum (eip155:1). Costs 0.010000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getRawTransactionByBlockHashAndIndexRead eth_getRawTransactionByBlockHashAndIndex from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getRawTransactionByBlockNumberAndIndexRead eth_getRawTransactionByBlockNumberAndIndex from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getRawTransactionByHashRead eth_getRawTransactionByHash from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getStorageAtRead eth_getStorageAt from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getTransactionByBlockHashAndIndexRead eth_getTransactionByBlockHashAndIndex from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getTransactionByBlockNumberAndIndexRead eth_getTransactionByBlockNumberAndIndex from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getTransactionByHashRead eth_getTransactionByHash from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getTransactionCountRead eth_getTransactionCount from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getTransactionReceiptRead eth_getTransactionReceipt from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getUncleByBlockHashAndIndexRead eth_getUncleByBlockHashAndIndex from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getUncleByBlockNumberAndIndexRead eth_getUncleByBlockNumberAndIndex from Ethereum (eip155:1). Costs 0.005000 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getUncleCountByBlockHashRead eth_getUncleCountByBlockHash from Ethereum (eip155:1). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_getUncleCountByBlockNumberRead eth_getUncleCountByBlockNumber from Ethereum (eip155:1). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_maxPriorityFeePerGasRead eth_maxPriorityFeePerGas from Ethereum (eip155:1). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_eth_syncingRead eth_syncing from Ethereum (eip155:1). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_net_listeningRead net_listening from Ethereum (eip155:1). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_net_peerCountRead net_peerCount from Ethereum (eip155:1). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_net_versionRead net_version from Ethereum (eip155:1). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_web3_clientVersionRead web3_clientVersion from Ethereum (eip155:1). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.
ethereum_web3_sha3Read web3_sha3 from Ethereum (eip155:1). Costs 0.002500 USDC on Base mainnet (eip155:8453). Preserve the private idempotencyKey for retries.

Schemas: list_tools.

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Official server.json
{
  "name": "xyz.block402/block402",
  "title": "Block402",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://api.block402.xyz/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "0.1.1",
  "websiteUrl": "https://block402.xyz",
  "description": "Bitcoin + Ethereum RPC for AI agents. 44 tools. x402 payments in USDC on Base mainnet."
}