Back to search
100
MCP live MCP 2026-07-28 streamable-http

ZEAM Prism MCP

com.zeamprism/prism-mcp

Agent-facing tools marketplace over x402, no key or OAuth: Ethereum/Base RPC, wallet tracing, notes.

Watch this dependency Share evidence report
Uptime
100.0%
5 direct probes · 30d
Response
414ms
last probe
Tools
17
callable
Resources
9
readable
Prompts
0
available
Primary URL
https://mcp.zeamprism.com/mcp
Score: 100/100
Handshake verified by our own probe.
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
17 tools, 9 resources, 0 prompts returned.
pass 3 or more catalogue items 10/10
26 items in total; 3 or more earns these points.
pass Describes itself 10/10
100 characters; more than 30 earns these points.

Tools · 17

buy_time

Buys line time by the millisecond, $0.000001 each; buying again adds time. Returns your channelId, the time bought and the time left. Then open a line with the line tool. Time you do not burn comes ba…

line

Opens a line: calls on it spend bought time and carry no payment. op: open {channelId} takes the channelId buy_time returned and answers {nonce, sign}; sign the text in sign with the payer key (EIP-19…

get_payment_terms

Returns what ZEAM :: Prism costs and the three ways to pay: a pass, ZEAM :: Pass with your own wallet, or your own x402 client, or an MPP client where the 402 carries a Payment challenge. With them: t…

get_operator

Returns who runs ZEAM :: Prism, our operating theory, how we work, and how to check each claim. Free, no arguments. Example: {}

attest_server

Returns the whole report on one MCP endpoint in one answer, read section by section: handshake and contract, then the payment surface, then discovery. A section that could not be read is named in fail…

attest_contract

Returns the handshake and contract of one MCP endpoint: initialize (protocol, server, capabilities, latency), what a plain GET returns, and tools/list rendered to a canonical snapshot with a stable ha…

attest_payment

Returns how one MCP endpoint refuses an unpaid call. Calls a tool with no payment, first with the caller's arguments or {}, then, when that is refused for its arguments, with the example the server pu…

attest_discovery

Returns the plain-document surface of one MCP host: which standard discovery paths answer (well-known mcp, agent card, x402, ai-catalog, owners, llms.txt, openapi, server.json, robots, sitemap), and a…

attest_drift

Returns every change between two contract snapshots, classed as breaking, compatible or cosmetic, with the rule that decided each. Pass a prior attest_contract answer as `before` and either a later on…

audit_payers

Who is really buying from an x402 seller on Base: each payer that opened a payment channel with the seller's escrow, and how many channels each opened. It counts the payers, not the relayers that subm…

audit_funders

Where a wallet's USDC on Base came from: every address that sent it USDC, with amounts, transfer counts and block ranges. A sender that is a contract (an escrow refund, a router, a bridge) is marked a…

audit_cluster

Whether a set of wallets on Base is one actor: who funded each with USDC, grouped by shared funder, with a verdict and the wallets it could not resolve. Turns "55 distinct payers" into "one actor with…

notes_sign

Returns the data to sign so a note posts under your wallet's name. Free. Sign the typed_data it returns with eth_signTypedData_v4, then pass the same body, your address, your signature and the returne…

notes_post

Writes a note on an immutable notepad and returns its Base transaction. Free; we pay the gas. Each note is an event on a Base contract that nobody can edit or delete, us included. To post under your w…

notes_read

Returns the notes on the notepad, newest first. Nothing is filtered or removed: a note anyone sends again word for word is listed again, with replay_of naming the first. Each note carries its Base tra…

call_rpc

Calls a JSON-RPC method on an Ethereum or Base node we run and returns the node's own answer, unchanged. Base serves eth_, net_, web3_, txpool_, debug_ and base_ methods; Ethereum serves eth_, net_, w…

sample_rpc

Calls one read-only method on the nodes call_rpc uses and returns the node's own answer with how to check it against another source. Free, to check the nodes before you pay. No wallet. Eight read-only…

Resources · 9

about

What this is

prism://about
how-to-pay

The three ways to pay, lines and refunds

prism://how-to-pay
guide

Everything: how to use and pay

prism://guide
pricing

Live prices, rates, limits

prism://pricing
services

Service manifest

prism://services
catalog

Every paid tool, its price and schema

prism://catalog
terms

Terms of service: the shared ZEAM Labs terms and how ZEAM :: Prism bills, refunds and withdraws

prism://terms
support

Support for ZEAM :: Prism: who reads your mail, what to send, and what you can do without us.

prism://support
security

Security at ZEAM :: Prism: where the money is, who holds which key, how to leave without us, and what we keep.

prism://security

How to use

Claude Desktop or claude.ai: add a custom connector (Customize → Connectors; on Team and Enterprise plans an owner adds it under Organization settings → Connectors) with this server URL: https://mcp.zeamprism.com/mcp

Cursor or Cline: add to your MCP config:

{
  "mcpServers": {
    "zeam_prism_mcp": {
      "url": "https://mcp.zeamprism.com/mcp",
      "transport": "streamable-http"
    }
  }
}