"edX" matching MCP tools:

• dex_tx_approve_preview

  Gate DEX MCP

  Build ERC20/SPL approve or revoke tx (does not broadcast). Sign with dex_wallet_sign_transaction after user confirmation.

  Connector

• dex_tx_swap_sign_approve

  Gate DEX MCP

  [write] Sign the ERC20 approve tx for a staged EVM swap. Requires need_approved=true in prepare result.

  Connector

• dex_wallet_get_addresses

  Gate DEX MCP

  Returns address map by chain type (EVM, SOL, etc.). Call before transfer/swap tools to get the sender address.

  Connector

• dex_wallet_sign_transaction

  Gate DEX MCP

  Sign a raw unsigned transaction. [write] Requires user confirmation after transfer preview and checkin_token from terminal tx-checkin. → dex_tx_send_raw_transaction to broadcast.

  Connector

• dex_tx_swap_quote

  Gate DEX MCP

  Returns swap route and pricing. Call before swap_prepare; show result to user before proceeding. → transfer_preview for direct token send (not exchange).

  Connector

• dex_tx_swap_submit

  Gate DEX MCP

  [write] Broadcast a staged swap to the chain. Does not sign. Requires all signing steps complete (sign_approve if EVM+approval, then sign_swap).

  Connector

• dex_tx_swap_prepare

  Gate DEX MCP

  Stage a swap session (server-side build only); returns swap_session_id. Does not sign or submit. Call after quote confirmed by user.

  Connector

• dex_tx_transfer_preview

  Gate DEX MCP

  Build unsigned transfer tx; displays summary (sender, recipient, amount, gas). Returns unsigned_tx_hex and txBundle for check-in. Does not broadcast. Wait for user confirmation before signing. → swap_quote/swap_prepare for token exchange.

  Connector

• dex_wallet_sign_message

  Gate DEX MCP

  Sign a 32-byte hex message with wallet key. [write] Requires checkin_token from terminal tx-checkin. → sign_transaction for raw tx signing.

  Connector

• dex_chain_config

  Gate DEX MCP

  Returns chain config (networkKey, accountKey, chainID). Use the returned chain value in all subsequent transfer/sign/broadcast tools.

  Connector

• dex_market_get_kline

  Gate DEX MCP

  OHLCV candles by period and window. Volume aggregates→get_tx_stats. Pool events→get_pair_liquidity.

  Connector

• dex_auth_google_login_poll

  Gate DEX MCP

  Poll Google OAuth flow; returns pending/ok/error. [write] On ok: immediately replace stored mcp_token with login_result.mcp_token — new token is tied to a different account.

  Connector

• dex_market_get_tx_stats

  Gate DEX MCP

  Per-interval buy/sell volume and tx counts (5m–24h). Candlesticks→get_kline. Pool events→get_pair_liquidity.

  Connector

• dex_tx_send_raw_transaction

  Gate DEX MCP

  Broadcast a signed tx to the chain. [write] Requires user confirmation after transfer preview and prior signing via dex_wallet_sign_transaction.

  Connector

• dex_auth_login_gate_wallet

  Gate DEX MCP

  Exchange Gate OAuth code for MCP token. [write] On success, immediately replace any stored mcp_token — new token is tied to a different account.

  Connector

• dex_tx_get_sol_unsigned

  Gate DEX MCP

  Solana only: build fresh native SOL unsigned tx with latest blockhash; avoids Blockhash not found. Sign immediately. → transfer_preview for full summary first.

  Connector

• dex_tx_swap_history_list

  Gate DEX MCP

  List swap/bridge order history with pagination; includes single-chain and cross-chain. → tx_list for transfer history.

  Connector

• dex_tx_x402_checkin_preview

  Gate DEX MCP

  Prepare Gate Verify tx_checkin for x402 (EVM exact / EIP-3009 only): returns tx_checkin.message (64-hex digest) and x402_payment_required_b64 without signing. Flow: 1) this tool 2) Gate Verify tx_checkin with returned tx_checkin fields 3) dex_tx_x402_fetch with same url/body/headers, checkin_token, and the same x402_payment_required_b64. If x402_payment_required_b64 is omitted, performs one HTTP call and requires HTTP 402.

  Connector

• dex_tx_list

  Gate DEX MCP

  List wallet transaction history (transfers). → swap_history_list for swap/bridge orders. → tx_detail for single tx by hash.

  Connector

• dex_tx_detail

  Gate DEX MCP

  Fetch transaction detail by on-chain hash. → swap_detail for swap order detail by order ID.

  Connector