mcp_request

Field	Description	Type	Required
`args`	Arguments passed to the MCP tool call.	object[]	No
`authorization`	Overrides the connector’s default authentication for this request.	union	No
`baseUrl`	Overrides the connector’s base URL for the MCP server.	string	No
`method`	The MCP method to call. Either `tools/call` or `tools/list`. Allowed: `tools/call`, `tools/list` Default: `tools/call`	enum	Yes
`timeout`	Request timeout in milliseconds.	integer	No
`toolName`	Name of the tool to call. Required when method is tools/call.	string	No
`url`	MCP server endpoint path.	string	No

args

Arguments passed to the MCP tool call.

Field	Description	Type	Required
`condition`	A JEXL expression that includes the argument only when it evaluates true.	string	No
`name`	Name of the argument.	string	Yes
`value`	Value of the argument. Supports expressions.	any	Yes

authorization

Overrides the connector’s default authentication for this request.

none
basic
bearer
oauth2

Field	Description	Type	Required
`redirectUri`	OAuth callback URL carried as connect-time metadata. Not used when authorizing requests.	string	No
`signing`	Optional request signing applied to outgoing requests. Selects AWS SigV4 or HMAC signing.	union	No
`type`	Sends requests without an authorization header.	string	Yes

authorization.none.signing

Optional request signing applied to outgoing requests. Selects AWS SigV4 or HMAC signing.

aws4
hmac

Field	Description	Type	Required
`region`	AWS region used in the signing credential scope. Falls back to the credential region or `us-east-1` when omitted.	string	No
`service`	AWS service name used in the signing credential scope. For example `s3` or `execute-api`.	string	Yes
`strategy`	Signs requests with AWS Signature Version 4.	string	Yes

Field	Description	Type	Required
`algorithm`	Hash algorithm for the HMAC signature. Defaults to `sha256`. Allowed: `sha1`, `sha256`, `sha512`	enum	No
`dateFormat`	Timestamp format used in the signed string. Either `iso8601` (default) or `rfc2822`. Allowed: `iso8601`, `rfc2822`	enum	No
`headerName`	Header the signature is written into. Defaults to `X-Signature`.	string	No
`includeBodyHash`	Hash the request body into the signed string, defaulting to `true`. When `false`, form-urlencoded body params are folded into the canonical string instead.	boolean	No
`includeHost`	Include the request hostname in the signed canonical string. Defaults to `false`.	boolean	No
`outputFormat`	Where the signature is emitted. `header` writes a signature header and `basic` writes an HTTP Basic `Authorization` header. Allowed: `header`, `basic`	enum	No
`prefix`	Prefix prepended to the signature value in the header. Defaults to `hmac-<algorithm>`.	string	No
`strategy`	Signs requests with an HMAC signature over a canonical request string.	string	Yes
`username`	Username paired with the signature when `outputFormat` is `basic`.	string	No

Field	Description	Type	Required
`encoding`	Encoding applied to the `username:password` pair. Defaults to `base64`.	string	No
`password`	Password for HTTP Basic authentication.	string	No
`redirectUri`	OAuth callback URL carried as connect-time metadata. Not used when authorizing requests.	string	No
`type`	Configures HTTP Basic authentication.	string	Yes
`username`	Username for HTTP Basic authentication.	string	No

Field	Description	Type	Required
`includeBearer`	Prefix the token with `Bearer` in the `Authorization` header. Defaults to `true`. Default: `true`	boolean	Yes
`redirectUri`	OAuth callback URL carried as connect-time metadata. Not used when authorizing requests.	string	No
`token`	Token sent on each request. Supports expressions.	string	Yes
`type`	Configures bearer token authentication.	string	Yes

Field	Description	Type	Required
`additionalTokenFields`	Extra credential fields to read from the token endpoint response. Each key is a credential name and each value an expression.	object	No
`authorizationParams`	Extra query parameters appended to the authorization URL. Values support expressions.	object	No
`authorizationUrl`	Provider authorization endpoint where the user grants access.	string	No
`callbackParams`	Maps OAuth callback query parameter names to the credential keys their values are stored under. Cannot target reserved credential keys.	object	No
`customHeaders`	Additional HTTP headers sent with token endpoint requests.	object	No
`includeBearer`	Prefix the token with `Bearer` in the `Authorization` header. Defaults to `true`. Default: `true`	boolean	Yes
`issuer`	OpenID Connect issuer identifier for the provider.	string	No
`pkce`	Enable PKCE for the authorization code flow.	boolean	No
`redirectUri`	Overrides the OAuth callback URL. The computed callback URL can be seen on the connector profile.	string	No
`scopeDelimiter`	Delimiter used to separate scopes when requesting authorization.	string	No
`scopes`	OAuth scopes requested during authorization.	string	No
`token`	Expression that resolves the access token sent on each request.	string	Yes
`tokenExpiresIn`	Access token lifetime in seconds.	number	No
`tokenParams`	Extra parameters sent to the token endpoint. Values support expressions.	object	No
`tokenRefreshExpiresIn`	Refresh token lifetime in seconds.	number	No
`tokenResponse`	Adjusts how a non-standard token endpoint response is parsed.	object	No
`tokenUrl`	Provider token endpoint used to exchange the authorization code and to refresh tokens.	string	No
`type`	Configures OAuth 2.0 authentication.	string	Yes

authorization.oauth2.tokenResponse

Adjusts how a non-standard token endpoint response is parsed.

Field	Description	Type	Required
`acceptTokenTypes`	Allowlist of `token_type` values to accept from the token endpoint beyond `Bearer` and `DPoP`. Matched case-insensitively.	string[]	No
`accessToken`	Expression locating the access token in the token endpoint response. Takes precedence over the standard `access_token` field when it resolves to a non-empty string.	string	No
`refreshToken`	Expression locating the refresh token in the token endpoint response. Takes precedence over the standard `refresh_token` field when it resolves to a non-empty string.	string	No

Input

Output

​Input

​Output

Input

Output