## Create Credential `client.Beta.Vaults.Credentials.New(ctx, vaultID, params) (*BetaManagedAgentsCredential, error)` **post** `/v1/vaults/{vault_id}/credentials` Create Credential ### Parameters - `vaultID string` - `params BetaVaultCredentialNewParams` - `Auth param.Field[BetaVaultCredentialNewParamsAuthUnion]` Body param: Authentication details for creating a credential. - `type BetaManagedAgentsMCPOAuthCreateParamsResp struct{…}` Parameters for creating an MCP OAuth credential. - `AccessToken string` OAuth access token. - `MCPServerURL string` URL of the MCP server this credential authenticates against. - `Type BetaManagedAgentsMCPOAuthCreateParamsType` - `const BetaManagedAgentsMCPOAuthCreateParamsTypeMCPOAuth BetaManagedAgentsMCPOAuthCreateParamsType = "mcp_oauth"` - `ExpiresAt Time` A timestamp in RFC 3339 format - `Refresh BetaManagedAgentsMCPOAuthRefreshParamsResp` OAuth refresh token parameters for creating a credential with refresh support. - `ClientID string` OAuth client ID. - `RefreshToken string` OAuth refresh token. - `TokenEndpoint string` Token endpoint URL used to refresh the access token. - `TokenEndpointAuth BetaManagedAgentsMCPOAuthRefreshParamsTokenEndpointAuthUnionResp` Token endpoint requires no client authentication. - `type BetaManagedAgentsTokenEndpointAuthNoneParamResp struct{…}` Token endpoint requires no client authentication. - `Type BetaManagedAgentsTokenEndpointAuthNoneParamType` - `const BetaManagedAgentsTokenEndpointAuthNoneParamTypeNone BetaManagedAgentsTokenEndpointAuthNoneParamType = "none"` - `type BetaManagedAgentsTokenEndpointAuthBasicParamResp struct{…}` Token endpoint uses HTTP Basic authentication with client credentials. - `ClientSecret string` OAuth client secret. - `Type BetaManagedAgentsTokenEndpointAuthBasicParamType` - `const BetaManagedAgentsTokenEndpointAuthBasicParamTypeClientSecretBasic BetaManagedAgentsTokenEndpointAuthBasicParamType = "client_secret_basic"` - `type BetaManagedAgentsTokenEndpointAuthPostParamResp struct{…}` Token endpoint uses POST body authentication with client credentials. - `ClientSecret string` OAuth client secret. - `Type BetaManagedAgentsTokenEndpointAuthPostParamType` - `const BetaManagedAgentsTokenEndpointAuthPostParamTypeClientSecretPost BetaManagedAgentsTokenEndpointAuthPostParamType = "client_secret_post"` - `Resource string` OAuth resource indicator. - `Scope string` OAuth scope for the refresh request. - `type BetaManagedAgentsStaticBearerCreateParamsResp struct{…}` Parameters for creating a static bearer token credential. - `Token string` Static bearer token value. - `MCPServerURL string` URL of the MCP server this credential authenticates against. - `Type BetaManagedAgentsStaticBearerCreateParamsType` - `const BetaManagedAgentsStaticBearerCreateParamsTypeStaticBearer BetaManagedAgentsStaticBearerCreateParamsType = "static_bearer"` - `DisplayName param.Field[string]` Body param: Human-readable name for the credential. Up to 255 characters. - `Metadata param.Field[map[string, string]]` Body param: Arbitrary key-value metadata to attach to the credential. Maximum 16 pairs, keys up to 64 chars, values up to 512 chars. - `Betas param.Field[[]AnthropicBeta]` Header param: Optional header to specify the beta version(s) you want to use. - `string` - `type AnthropicBeta string` - `const AnthropicBetaMessageBatches2024_09_24 AnthropicBeta = "message-batches-2024-09-24"` - `const AnthropicBetaPromptCaching2024_07_31 AnthropicBeta = "prompt-caching-2024-07-31"` - `const AnthropicBetaComputerUse2024_10_22 AnthropicBeta = "computer-use-2024-10-22"` - `const AnthropicBetaComputerUse2025_01_24 AnthropicBeta = "computer-use-2025-01-24"` - `const AnthropicBetaPDFs2024_09_25 AnthropicBeta = "pdfs-2024-09-25"` - `const AnthropicBetaTokenCounting2024_11_01 AnthropicBeta = "token-counting-2024-11-01"` - `const AnthropicBetaTokenEfficientTools2025_02_19 AnthropicBeta = "token-efficient-tools-2025-02-19"` - `const AnthropicBetaOutput128k2025_02_19 AnthropicBeta = "output-128k-2025-02-19"` - `const AnthropicBetaFilesAPI2025_04_14 AnthropicBeta = "files-api-2025-04-14"` - `const AnthropicBetaMCPClient2025_04_04 AnthropicBeta = "mcp-client-2025-04-04"` - `const AnthropicBetaMCPClient2025_11_20 AnthropicBeta = "mcp-client-2025-11-20"` - `const AnthropicBetaDevFullThinking2025_05_14 AnthropicBeta = "dev-full-thinking-2025-05-14"` - `const AnthropicBetaInterleavedThinking2025_05_14 AnthropicBeta = "interleaved-thinking-2025-05-14"` - `const AnthropicBetaCodeExecution2025_05_22 AnthropicBeta = "code-execution-2025-05-22"` - `const AnthropicBetaExtendedCacheTTL2025_04_11 AnthropicBeta = "extended-cache-ttl-2025-04-11"` - `const AnthropicBetaContext1m2025_08_07 AnthropicBeta = "context-1m-2025-08-07"` - `const AnthropicBetaContextManagement2025_06_27 AnthropicBeta = "context-management-2025-06-27"` - `const AnthropicBetaModelContextWindowExceeded2025_08_26 AnthropicBeta = "model-context-window-exceeded-2025-08-26"` - `const AnthropicBetaSkills2025_10_02 AnthropicBeta = "skills-2025-10-02"` - `const AnthropicBetaFastMode2026_02_01 AnthropicBeta = "fast-mode-2026-02-01"` - `const AnthropicBetaOutput300k2026_03_24 AnthropicBeta = "output-300k-2026-03-24"` - `const AnthropicBetaUserProfiles2026_03_24 AnthropicBeta = "user-profiles-2026-03-24"` - `const AnthropicBetaAdvisorTool2026_03_01 AnthropicBeta = "advisor-tool-2026-03-01"` - `const AnthropicBetaManagedAgents2026_04_01 AnthropicBeta = "managed-agents-2026-04-01"` - `const AnthropicBetaCacheDiagnosis2026_04_07 AnthropicBeta = "cache-diagnosis-2026-04-07"` - `const AnthropicBetaThinkingTokenCount2026_05_13 AnthropicBeta = "thinking-token-count-2026-05-13"` ### Returns - `type BetaManagedAgentsCredential struct{…}` A credential stored in a vault. Sensitive fields are never returned in responses. - `ID string` Unique identifier for the credential. - `ArchivedAt Time` A timestamp in RFC 3339 format - `Auth BetaManagedAgentsCredentialAuthUnion` Authentication details for a credential. - `type BetaManagedAgentsMCPOAuthAuthResponse struct{…}` OAuth credential details for an MCP server. - `MCPServerURL string` URL of the MCP server this credential authenticates against. - `Type BetaManagedAgentsMCPOAuthAuthResponseType` - `const BetaManagedAgentsMCPOAuthAuthResponseTypeMCPOAuth BetaManagedAgentsMCPOAuthAuthResponseType = "mcp_oauth"` - `ExpiresAt Time` A timestamp in RFC 3339 format - `Refresh BetaManagedAgentsMCPOAuthRefreshResponse` OAuth refresh token configuration returned in credential responses. - `ClientID string` OAuth client ID. - `TokenEndpoint string` Token endpoint URL used to refresh the access token. - `TokenEndpointAuth BetaManagedAgentsMCPOAuthRefreshResponseTokenEndpointAuthUnion` Token endpoint requires no client authentication. - `type BetaManagedAgentsTokenEndpointAuthNoneResponse struct{…}` Token endpoint requires no client authentication. - `Type BetaManagedAgentsTokenEndpointAuthNoneResponseType` - `const BetaManagedAgentsTokenEndpointAuthNoneResponseTypeNone BetaManagedAgentsTokenEndpointAuthNoneResponseType = "none"` - `type BetaManagedAgentsTokenEndpointAuthBasicResponse struct{…}` Token endpoint uses HTTP Basic authentication with client credentials. - `Type BetaManagedAgentsTokenEndpointAuthBasicResponseType` - `const BetaManagedAgentsTokenEndpointAuthBasicResponseTypeClientSecretBasic BetaManagedAgentsTokenEndpointAuthBasicResponseType = "client_secret_basic"` - `type BetaManagedAgentsTokenEndpointAuthPostResponse struct{…}` Token endpoint uses POST body authentication with client credentials. - `Type BetaManagedAgentsTokenEndpointAuthPostResponseType` - `const BetaManagedAgentsTokenEndpointAuthPostResponseTypeClientSecretPost BetaManagedAgentsTokenEndpointAuthPostResponseType = "client_secret_post"` - `Resource string` OAuth resource indicator. - `Scope string` OAuth scope for the refresh request. - `type BetaManagedAgentsStaticBearerAuthResponse struct{…}` Static bearer token credential details for an MCP server. - `MCPServerURL string` URL of the MCP server this credential authenticates against. - `Type BetaManagedAgentsStaticBearerAuthResponseType` - `const BetaManagedAgentsStaticBearerAuthResponseTypeStaticBearer BetaManagedAgentsStaticBearerAuthResponseType = "static_bearer"` - `CreatedAt Time` A timestamp in RFC 3339 format - `Metadata map[string, string]` Arbitrary key-value metadata attached to the credential. - `Type BetaManagedAgentsCredentialType` - `const BetaManagedAgentsCredentialTypeVaultCredential BetaManagedAgentsCredentialType = "vault_credential"` - `UpdatedAt Time` A timestamp in RFC 3339 format - `VaultID string` Identifier of the vault this credential belongs to. - `DisplayName string` Human-readable name for the credential. ### Example ```go package main import ( "context" "fmt" "github.com/anthropics/anthropic-sdk-go" "github.com/anthropics/anthropic-sdk-go/option" ) func main() { client := anthropic.NewClient( option.WithAPIKey("my-anthropic-api-key"), ) betaManagedAgentsCredential, err := client.Beta.Vaults.Credentials.New( context.TODO(), "vlt_011CZkZDLs7fYzm1hXNPeRjv", anthropic.BetaVaultCredentialNewParams{ Auth: anthropic.BetaVaultCredentialNewParamsAuthUnion{ OfStaticBearer: &anthropic.BetaManagedAgentsStaticBearerCreateParams{ Token: "bearer_exampletoken", MCPServerURL: "https://example-server.modelcontextprotocol.io/sse", Type: anthropic.BetaManagedAgentsStaticBearerCreateParamsTypeStaticBearer, }, }, }, ) if err != nil { panic(err.Error()) } fmt.Printf("%+v\n", betaManagedAgentsCredential.ID) } ``` #### Response ```json { "id": "vcrd_011CZkZEMt8gZan2iYOQfSkw", "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" } ```