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

# Get the live wallet balance

> Fetches the live balance from the wallet provider, reconciles the wallet-balance control, and returns spendable `balance` (live − held; never negative — floored at 0) plus `held` (reserved for in-flight runs). Never cached.



## OpenAPI

````yaml https://monid.ai/openapi.json get /v1/wallet/balance
openapi: 3.1.0
info:
  title: Monid API
  version: 0.1.0
  description: >-
    Agentic payment platform for data — agents discover and buy data on demand.
    Authenticated `/v1/*` routes accept a Monid API key or Clerk JWT as a Bearer
    token. All errors return `{ code, message }`. List endpoints use cursor
    pagination; consult each operation schema for its last-page cursor encoding.
servers:
  - url: https://api.monid.ai
    description: Production
  - url: https://monid.ai
    description: Public registry alias (public/v1 only)
security: []
paths:
  /v1/wallet/balance:
    get:
      tags:
        - Wallet
      summary: Get the live wallet balance
      description: >-
        Fetches the live balance from the wallet provider, reconciles the
        wallet-balance control, and returns spendable `balance` (live − held;
        never negative — floored at 0) plus `held` (reserved for in-flight
        runs). Never cached.
      parameters:
        - $ref: '#/components/parameters/AgentModelHeader'
        - $ref: '#/components/parameters/AgentHarnessHeader'
        - $ref: '#/components/parameters/AgentSessionIdHeader'
      responses:
        '200':
          description: Live wallet balance (dollars)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/WalletBalanceResponse'
        '401':
          description: Unauthorized — missing or invalid credentials
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '403':
          description: Forbidden — caller has no workspace or no access
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '429':
          description: >-
            Rate limited (errorCode `RATE_LIMITED`, message `Rate limited. Retry
            after Ns.`) — the `Retry-After` header carries whole seconds until
            the caller may retry; `RateLimit-Limit/-Remaining/-Reset` describe
            the binding limit as numbers only (also sent on allowed responses
            that matched a rule; responses that matched no rule, or an
            `unlimited` exemption, carry none of them). Applies to every
            authenticated `/v1` route (per API key / user / workspace); POST
            /v1/run additionally enforces per-provider/endpoint run limits.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '500':
          description: Internal server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '503':
          description: >-
            Wallet not ACTIVE (provisioning, failed, or being set up). Transient
            states include a Retry-After header (seconds).
          headers:
            Retry-After:
              description: Seconds to wait before retrying (present for transient states).
              schema:
                type: string
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/WalletUnavailableError'
      security:
        - Bearer:
            - wallet:read
components:
  parameters:
    AgentModelHeader:
      name: X-Monid-Agent-Model
      in: header
      required: false
      description: >-
        Model driving the calling agent. Optional; a value that is empty, longer
        than 256 characters or not printable ASCII is ignored (never an error).
      schema:
        type: string
        maxLength: 256
      example: claude-opus-5-5
    AgentHarnessHeader:
      name: X-Monid-Agent-Harness
      in: header
      required: false
      description: >-
        Agent harness or client making the call (e.g. a coding agent, an agent
        framework). Optional; a value that is empty, longer than 256 characters
        or not printable ASCII is ignored (never an error).
      schema:
        type: string
        maxLength: 256
      example: claude-code
    AgentSessionIdHeader:
      name: X-Monid-Agent-Session-Id
      in: header
      required: false
      description: >-
        Caller-side session identifier, so the calls of one agent session
        (discover → inspect → run → polling) can be correlated. Optional; a
        value that is empty, longer than 256 characters or not printable ASCII
        is ignored (never an error).
      schema:
        type: string
        maxLength: 256
      example: 01JABCDEF0123456789XYZ
  schemas:
    WalletBalanceResponse:
      type: object
      properties:
        balance:
          $ref: '#/components/schemas/WalletMonetaryAmount'
        held:
          $ref: '#/components/schemas/WalletMonetaryAmount'
        topup:
          $ref: '#/components/schemas/TopupHints'
      required:
        - balance
        - held
        - topup
    Error:
      type: object
      properties:
        code:
          type: integer
          description: HTTP status code, duplicated in the body.
          example: 400
        message:
          type: string
          description: Human-readable error description.
          example: Bad Request
        hints:
          type: object
          additionalProperties:
            anyOf:
              - type: string
              - type: object
                properties:
                  kind:
                    type: string
                    enum:
                      - command
                      - discover
                      - inspect
                      - run
                      - getRun
                      - stop
                      - releaseResource
                      - topup
                  command:
                    type: string
                  query:
                    type: string
                  provider:
                    type: string
                  endpoint:
                    type: string
                  runId:
                    type: string
                  resourceId:
                    type: string
                  stripe:
                    type: string
                  dashboard:
                    type: string
                  docs:
                    type: string
                  comment:
                    type: string
                required:
                  - kind
          description: >-
            Optional next actions, rendered for the calling client like
            run-response hints (e.g. the paid TinyFish version on a free-quota
            429 — spending permission required).
        errorCode:
          type: string
          enum:
            - RATE_LIMITED
            - X402_WORKSPACE_RESOURCES
            - X402_WORKSPACE_ONLY
            - X402_ACCRUING_COST
            - X402_EXCEEDS_SETTLEMENT_WINDOW
            - X402_VALIDITY_WINDOW_TOO_SHORT
            - X402_UNBOUNDED_PRICE
            - X402_PROMOTION
            - INSUFFICIENT_SCOPE
            - WALLET_INSUFFICIENT_FUNDS
            - IDENTITY_PROVIDER_UNKNOWN
            - IDENTITY_LINK_REQUIRES_SESSION
            - IDENTITY_LINK_STATE_INVALID
            - IDENTITY_VERIFICATION_FAILED
            - IDENTITY_PROVIDER_UNAVAILABLE
            - IDENTITY_ALREADY_LINKED
            - IDENTITY_USER_ALREADY_LINKED
            - IDENTITY_LINK_RATE_LIMITED
            - IDENTITY_REQUIRED
            - PROMO_IDENTITY_REDEEMED
            - PROMO_REDEEM_REQUIRES_SESSION
            - PROMO_CODE_REDEEMED_BY_WORKSPACE
            - PROMO_CODE_REDEEMED_BY_USER
          description: >-
            OPTIONAL machine-readable discriminant from the documented
            `ApiErrorCode` registry. Absent on legacy errors; clients MUST treat
            unknown values as absent.
      required:
        - code
        - message
    WalletUnavailableError:
      type: object
      properties:
        code:
          type: integer
          description: HTTP status code, duplicated in the body.
          example: 503
        message:
          type: string
          description: Human-readable error description.
          example: Wallet is being provisioned.
        walletStatus:
          type:
            - string
            - 'null'
          description: >-
            Wallet provisioning status (e.g. PROVISIONING, FAILED). Null when
            the wallet does not exist yet.
          example: PROVISIONING
      required:
        - code
        - message
    WalletMonetaryAmount:
      type: object
      properties:
        value:
          type: number
          description: Amount in dollars (float).
          example: 25.5
        currency:
          type: string
          description: ISO currency code.
          example: USD
      required:
        - value
        - currency
    TopupHints:
      type: object
      properties:
        stripe:
          type: string
          description: >-
            Origin-relative path of the hosted Stripe checkout session creator
            (POST).
          example: /v1/wallet/topup/sessions
        dashboard:
          type: string
          description: The dashboard wallet page a human can top up from.
          example: https://app.monid.ai/wallet
        docs:
          type: string
          description: Human documentation on funding a wallet.
  securitySchemes:
    Bearer:
      type: http
      scheme: bearer
      description: >-
        Monid API key (`Authorization: Bearer mk_...`) or Clerk-issued JWT. Each
        operation lists the ONE scope an API key needs. `{resource}:*` grants
        every action on that resource; `*` grants everything; Clerk sessions
        hold `*`. Operations with an empty list need no scope. Scope catalog:
        `GET /v1/api-keys/scopes`.
      x-aep-authentication-method: api-key

````

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