MCP server

Tachyo Verify Official

ai.tachyo/verify

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Cryptographic proof of wallet ownership in two steps, with no keys and no custody.

At a glance

Type

MCP server

Publisher

tachyo.ai (verified by the MCP Registry)

Status

Working at last check

Tools

2

Token cost

About 544 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http verify https://auth.xbarry.ai/api/mcp/verify

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.verify]
url = "https://auth.xbarry.ai/api/mcp/verify"

Gemini CLI

{"mcpServers":{"verify":{"httpUrl":"https://auth.xbarry.ai/api/mcp/verify"}}}

Cursor

{"mcpServers":{"verify":{"url":"https://auth.xbarry.ai/api/mcp/verify"}}}

VS Code

{"servers":{"verify":{"type":"http","url":"https://auth.xbarry.ai/api/mcp/verify"}}}

Antigravity

agy mcp add verify https://auth.xbarry.ai/api/mcp/verify

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"verify","server_url":"https://auth.xbarry.ai/api/mcp/verify","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"verify","server_url":"https://auth.xbarry.ai/api/mcp/verify"}

Tools

• request_verification_challenge ~233 tokens
  Step 1 of wallet verification: get a fresh challenge for the user to sign. chain: "evm" or "solana". Pass agent_id (your marketplace identity) so the proof is bound to you. Present `challenge` to the user, have their wallet sign it (EVM personal_sign / Solana signMessage), then call ver
• verify_wallet_ownership ~311 tokens
  Step 2 of wallet verification: prove control by signing the challenge from step 1. chain: "evm" (secp256k1, 0x-hex signature) or "solana" (ed25519, base58/base64/hex). `nonce` is from request_verification_challenge; the signature must be over that exact challenge text. Pass the same age

Browse

• Crypto and blockchains

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