BEAM·v0.3.0·MACOS · LINUX·SHA-256 VERIFIED

The agentic CLI
for Ethereum.

Beam is an EVM compatible wallet CLI, with native support for safe agentic payments. Multi-chain RPC, encrypted wallets, ERC20 ops, arbitrary contract calls, interactive REPL, x402/MPP payments, private transfers and a secure app store.

x402 + MPP built-in
Spend controls & approvals
Sandboxed & secure app store
Private transfers

curl -fsSL https://install.beam.payy.network | bash

linux-x86_64 · macOS-x86_64 · macOS-aarch64 · verified via GitHub Release SHA-256

SUPPORTS

ANY EVM CHAIN

01 / FEATURES

EVERYTHING
IN ONE BINARY.

Agent payments (x402+MPP)

beam fetch settles paywalls automatically. Fee caps, chain allowlists.

Multi-chain

Ethereum, Base, Arbitrum, Optimism, BSC, Polygon, custom RPC.

Encrypted wallets

Passphrase-protected keystores, stored locally.

ENS + tokens

Aliases everywhere. alice.eth, USDC, done.

Contract calls

Typed args, decoded returns. No separate ABI tooling.

REPL

Completions, history, Ctrl-C cancels without losing the prompt.

Self-updating

Verified GitHub Release binaries, SHA-256 checks.

Private transfers

Payy-EVM privacy out of the box. Local ZK proofs.

02 / MANIFEST

ONE CLI. THREE AUDIENCES.

// developers

Wallet, RPC client, contract caller — without an Electron window.

$ beam call USDC \
  "balanceOf(address):(uint256)" \
  alice.eth

// agents

Pay APIs autonomously with 402/MPP support, fee caps, and chain allowlists.

$ beam fetch --max-fee 0.001 \
  --allowed-chains base \
  https://paywall.example/article

// humans

Private transfers, peer to peer. No signup, no app store review.

$ beam privacy send 0xabc... \
  USDC 25 --memo "lunch"

03 / INSTALL

ONE LINE.
NO PACKAGE MANAGER.

INSTALL BEAM

Run the line below. The installer picks the latest stable release for your platform, verifies its SHA-256 against the GitHub Release, and aborts on mismatch.