> ## Documentation Index
> Fetch the complete documentation index at: https://api.synthesis.trade/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Get Wallet Balance

> Get balance across all chains for a wallet.



## OpenAPI

````yaml /openapi.json get /api/v1/wallet/{wallet_id}/balance
openapi: 3.1.0
info:
  title: Synthesis API
  version: 1.0.0
  description: Unified prediction market API for Polymarket and Kalshi.
servers:
  - url: https://synthesis.trade
security: []
tags:
  - name: Projects
    description: Create and manage project accounts, sessions, and account API keys.
  - name: Accounts
    description: >-
      Authenticate and manage account-level sessions, account API keys, and
      public account preferences.
  - name: Markets
    description: Unified market discovery and analytics across Polymarket and Kalshi.
  - name: Polymarket
    description: Polymarket market data, prices, orderbooks, trades, and holders endpoints.
  - name: Kalshi
    description: Kalshi market data, events, history, leaderboard, and profile endpoints.
  - name: Wallets
    description: Wallet management routes. Each wallet supports multiple chains.
  - name: Polygon
    description: >-
      Polygon wallet routes for balances, orders, minting, redemption,
      withdrawals, and swaps.
  - name: Polygon Copytrades
    description: Polymarket copytrade configuration and management for Polygon wallets.
  - name: Solana
    description: >-
      Solana wallet routes used for Kalshi balances, KYC, orders, redemption,
      and withdrawals.
  - name: News
    description: News endpoints with market and event matching.
  - name: WebSockets
    description: >-
      Real-time streaming endpoints for orderbooks, trades, balances, and live
      data feeds.
paths:
  /api/v1/wallet/{wallet_id}/balance:
    get:
      tags:
        - Wallets
      summary: Get Wallet Balance
      description: Get balance across all chains for a wallet.
      operationId: get-wallet-balance
      parameters:
        - name: wallet_id
          in: path
          required: true
          schema:
            type: string
      responses:
        '200':
          description: Wallet balance
          content:
            application/json:
              example:
                success: true
                response:
                  - wallet_id: a1b2c3d4-e5f6-7890-abcd-ef1234567890
                    chain_id: POL
                    address: '0x1234567890abcdef1234567890abcdef12345678'
                    balance:
                      USDC.e: '1000.000'
                      USDC: '500.000'
                  - wallet_id: a1b2c3d4-e5f6-7890-abcd-ef1234567890
                    chain_id: SOL
                    address: 7xKXtg2CW87d97TXJSDpbD5jBkheTqA83TZRuJosgAsU
                    balance:
                      USDC: '250.000'
        '404':
          description: Wallet not found
          content:
            application/json:
              example:
                success: false
                response: Wallet not found
      security:
        - AccountApiKey: []
        - AccountSession: []
components:
  securitySchemes:
    AccountApiKey:
      type: apiKey
      in: header
      name: X-API-KEY
      description: Account secret API key.
    AccountSession:
      type: http
      scheme: bearer
      description: Account session token.

````