---
title: Create Credential
url: https://platform.claude.com/docs/en/api/python/beta/vaults/credentials/create
---

# Create Credential

`beta.vaults.credentials.create(vault_id, **kwargs)  -> BetaManagedAgentsCredential`

**POST** `/v1/vaults/{vault_id}/credentials`

Create Credential

## Parameters

- `vault_id: str` (path parameter)

  Identifier of the vault to create the credential in.

- `auth: Auth`

  Authentication configuration for the credential.

  - `class BetaManagedAgentsMCPOAuthCreateParams`

    Parameters for creating an MCP OAuth credential.

    - `type: Literal["mcp_oauth"]`

    - `access_token: str`

      OAuth access token.

      minLength: 1, maxLength: 8192

    - `mcp_server_url: str`

      URL of the MCP server this credential authenticates against.

      minLength: 1, maxLength: 2047

    - `expires_at: Optional[datetime]`

      A timestamp in RFC 3339 format

      format: date-time

    - `refresh: Optional[BetaManagedAgentsMCPOAuthRefreshParams]`

      Refresh token configuration, if the credential supports token refresh.

      - `client_id: str`

        OAuth client ID.

        minLength: 1, maxLength: 1024

      - `refresh_token: str`

        OAuth refresh token.

        minLength: 1, maxLength: 8192

      - `token_endpoint: str`

        Token endpoint URL used to refresh the access token.

        minLength: 1, maxLength: 2047

      - `token_endpoint_auth: TokenEndpointAuth`

        - `class BetaManagedAgentsTokenEndpointAuthNoneParam`

          Token endpoint requires no client authentication.

          - `type: Literal["none"]`

        - `class BetaManagedAgentsTokenEndpointAuthBasicParam`

          Token endpoint uses HTTP Basic authentication with client credentials.

          - `type: Literal["client_secret_basic"]`

          - `client_secret: str`

            OAuth client secret.

            minLength: 1, maxLength: 512

        - `class BetaManagedAgentsTokenEndpointAuthPostParam`

          Token endpoint uses POST body authentication with client credentials.

          - `type: Literal["client_secret_post"]`

          - `client_secret: str`

            OAuth client secret.

            minLength: 1, maxLength: 512

      - `resource: Optional[str]`

        OAuth resource indicator.

        minLength: 1, maxLength: 2047

      - `scope: Optional[str]`

        OAuth scope for the refresh request.

        minLength: 1, maxLength: 8192

  - `class BetaManagedAgentsStaticBearerCreateParams`

    Parameters for creating a static bearer token credential.

    - `type: Literal["static_bearer"]`

    - `token: str`

      Static bearer token value.

      minLength: 1, maxLength: 8192

    - `mcp_server_url: str`

      URL of the MCP server this credential authenticates against.

      minLength: 1, maxLength: 2047

  - `class BetaManagedAgentsEnvironmentVariableCreateParams`

    Parameters for creating an environment variable credential.

    - `type: Literal["environment_variable"]`

    - `networking: BetaManagedAgentsCredentialNetworkingParams`

      Outbound hosts the secret value is substituted on.

      - `class BetaManagedAgentsUnrestrictedCredentialNetworkingParams`

        Substitute the secret on any host the session's Environment network policy permits egress to. The Environment's network policy is the only boundary on where the secret can reach.

        - `type: Literal["unrestricted"]`

      - `class BetaManagedAgentsLimitedCredentialNetworkingParams`

        Substitute the secret only on requests to the listed hosts.

        - `type: Literal["limited"]`

        - `allowed_hosts: List[str]`

          Hostnames on which the secret will be substituted. Each entry is a bare hostname (`api.example.com`), an IPv4 address (`192.0.2.1`), or a `*.`-prefixed wildcard (`*.example.com`). URLs, ports, paths, and IPv6 addresses are not accepted. At most 16 entries.

    - `secret_name: str`

      Name of the environment variable. Immutable after create.

      minLength: 1, maxLength: 255

    - `secret_value: str`

      Secret value. Write-only; never returned in responses.

      minLength: 1, maxLength: 4096

    - `injection_location: Optional[BetaManagedAgentsInjectionLocationParams]`

      Where in the outbound request the secret value may be substituted.

      - `body: Optional[bool]`

        Substitute when the placeholder appears in the request body.

      - `header: Optional[bool]`

        Substitute when the placeholder appears in a request header value.

- `display_name: Optional[str]`

  Human-readable name for the credential. Up to 255 characters.

  maxLength: 255

- `metadata: Optional[Dict[str, str]]`

  Arbitrary key-value metadata to attach to the credential. Maximum 16 pairs, keys up to 64 chars, values up to 512 chars.

- `betas: Optional[List[AnthropicBetaParam]]` (header parameter)

  Optional header to specify the beta version(s) you want to use.

  - `str`

  - `"message-batches-2024-09-24"`

  - `"prompt-caching-2024-07-31"`

  - `"computer-use-2024-10-22"`

  - `"computer-use-2025-01-24"`

  - `"pdfs-2024-09-25"`

  - `"token-counting-2024-11-01"`

  - `"token-efficient-tools-2025-02-19"`

  - `"output-128k-2025-02-19"`

  - `"files-api-2025-04-14"`

  - `"mcp-client-2025-04-04"`

  - `"mcp-client-2025-11-20"`

  - `"dev-full-thinking-2025-05-14"`

  - `"interleaved-thinking-2025-05-14"`

  - `"code-execution-2025-05-22"`

  - `"extended-cache-ttl-2025-04-11"`

  - `"context-1m-2025-08-07"`

  - `"context-management-2025-06-27"`

  - `"model-context-window-exceeded-2025-08-26"`

  - `"skills-2025-10-02"`

  - `"fast-mode-2026-02-01"`

  - `"output-300k-2026-03-24"`

  - `"user-profiles-2026-03-24"`

  - `"user-profiles-2026-08-18"`

  - `"user-profiles-2026-09-04"`

  - `"advisor-tool-2026-03-01"`

  - `"managed-agents-2026-04-01"`

  - `"cache-diagnosis-2026-04-07"`

  - `"dreaming-2026-04-21"`

  - `"thinking-token-count-2026-05-13"`

  - `"server-side-fallback-2026-06-01"`

  - `"server-side-fallback-2026-07-01"`

  - `"fallback-credit-2026-06-01"`

  - `"fallback-credit-2026-07-01"`

  - `"agent-memory-2026-07-22"`

  - `"mid-conversation-tool-changes-2026-07-01"`

  - `"compact-2026-01-12"`

  - `"computer-use-2025-11-24"`

  - `"mcp-tunnels-2026-06-22"`

  - `"structured-outputs-2025-11-13"`

  - `"task-budgets-2026-03-13"`

  - `"thinking-display-updates-2026-08-18"`

  - `"ce-user-management-2026-07-13"`

  - `"mid-conversation-output-config-2026-07-01"`

  - `"thinking-binding-controls-2026-08-01"`

  - `"mid-conversation-system-clear-at-2026-08-21"`

  - `"compact-2026-09-04"`

  - `"inline-tools-2026-09-15"`

  - `"mcp-client-2026-09-15"`

  - `"ce-plugins-2026-09-01"`

  - `"spend-limit-reads-2026-09-26"`

- `workspace_id: Optional[str]` (header parameter)

  Optional header to select the Workspace for this request. The value is a Workspace ID (for example, `wrkspc_011CZkZaBF1tNoB5wlCeusgy`).

  Only needed for credentials that can act on more than one Workspace. A credential that belongs to a specific Workspace may omit it; if sent, it must match that Workspace.

## Returns

- `class BetaManagedAgentsCredential`

  A credential stored in a vault. Sensitive fields are never returned in responses.

  - `type: Literal["vault_credential"]`

  - `id: str`

    Unique identifier for the credential.

  - `archived_at: Optional[datetime]`

    When the credential was archived. Null if not archived.

    format: date-time

  - `auth: Auth`

    Authentication configuration for this credential.

    - `class BetaManagedAgentsMCPOAuthAuthResponse`

      OAuth credential details for an MCP server.

      - `type: Literal["mcp_oauth"]`

      - `mcp_server_url: str`

        URL of the MCP server this credential authenticates against.

      - `expires_at: Optional[datetime]`

        A timestamp in RFC 3339 format

        format: date-time

      - `refresh: Optional[BetaManagedAgentsMCPOAuthRefreshResponse]`

        Refresh token configuration, if the credential supports token refresh.

        - `client_id: str`

          OAuth client ID.

        - `token_endpoint: str`

          Token endpoint URL used to refresh the access token.

        - `token_endpoint_auth: TokenEndpointAuth`

          - `class BetaManagedAgentsTokenEndpointAuthNoneResponse`

            Token endpoint requires no client authentication.

            - `type: Literal["none"]`

          - `class BetaManagedAgentsTokenEndpointAuthBasicResponse`

            Token endpoint uses HTTP Basic authentication with client credentials.

            - `type: Literal["client_secret_basic"]`

          - `class BetaManagedAgentsTokenEndpointAuthPostResponse`

            Token endpoint uses POST body authentication with client credentials.

            - `type: Literal["client_secret_post"]`

        - `resource: Optional[str]`

          OAuth resource indicator.

        - `scope: Optional[str]`

          OAuth scope for the refresh request.

    - `class BetaManagedAgentsStaticBearerAuthResponse`

      Static bearer token credential details for an MCP server.

      - `type: Literal["static_bearer"]`

      - `mcp_server_url: str`

        URL of the MCP server this credential authenticates against.

    - `class BetaManagedAgentsEnvironmentVariableAuthResponse`

      Environment variable credential details. The secret value is never returned.

      - `type: Literal["environment_variable"]`

      - `injection_location: BetaManagedAgentsInjectionLocationResponse`

        Where in the outbound request the secret value is substituted.

        - `body: bool`

          Whether the placeholder is substituted in the request body.

        - `header: bool`

          Whether the placeholder is substituted in request header values.

      - `networking: Networking`

        Outbound hosts the secret value is substituted on.

        - `class BetaManagedAgentsUnrestrictedCredentialNetworkingResponse`

          The secret is substituted on any host the session's Environment network policy permits egress to.

          - `type: Literal["unrestricted"]`

        - `class BetaManagedAgentsLimitedCredentialNetworkingResponse`

          The secret is substituted only on requests to the listed hosts.

          - `type: Literal["limited"]`

          - `allowed_hosts: List[str]`

            Hostnames on which the secret will be substituted. An entry matches the request host exactly; a `*.`-prefixed entry matches any subdomain of the named domain but not the domain itself.

      - `secret_name: str`

        Name of the environment variable.

  - `created_at: datetime`

    A timestamp in RFC 3339 format

    format: date-time

  - `metadata: Dict[str, str]`

    Arbitrary key-value metadata attached to the credential.

  - `updated_at: datetime`

    A timestamp in RFC 3339 format

    format: date-time

  - `vault_id: str`

    Identifier of the vault this credential belongs to.

  - `display_name: Optional[str]`

    Human-readable name for the credential.

## Example

```python
import os
from anthropic import Anthropic

client = Anthropic(
    api_key=os.environ.get(
        "ANTHROPIC_API_KEY"
    ),  # This is the default and can be omitted
)
beta_managed_agents_credential = client.beta.vaults.credentials.create(
    vault_id="vlt_011CZkZDLs7fYzm1hXNPeRjv",
    auth={
        "token": "bearer_exampletoken",
        "mcp_server_url": "https://example-server.modelcontextprotocol.io/sse",
        "type": "static_bearer",
    },
)
print(beta_managed_agents_credential.id)
```

### Response (200)

```json
{
  "id": "vcrd_011CZkZEMt8gZan2iYPQfSkw",
  "archived_at": null,
  "auth": {
    "mcp_server_url": "https://example-server.modelcontextprotocol.io/sse",
    "type": "static_bearer"
  },
  "created_at": "2026-03-15T10:00:00Z",
  "metadata": {
    "environment": "production"
  },
  "type": "vault_credential",
  "updated_at": "2026-03-15T10:00:00Z",
  "vault_id": "vlt_011CZkZDLs7fYzm1hXNPeRjv",
  "display_name": "Example credential"
}
```