# Boldsign — MCP server on mcp.ai
> Connect your Boldsign account and use 14 tools for e-signatures straight from your AI agent. Connect in one click, no API key needed. BoldSign delivers eSignature solutions, letting organizations create, send, and manage legally binding documents through streamlined digital signing workflows.

By: mcp.ai · official
Page: https://mcp.ai/boldsign

## Connect (MCP protocol)
Remote MCP endpoint (HTTP, streamable): https://api.mcp.ai/p_boldsign?ms=1787293560000
Add it as a custom/remote MCP connector, then authenticate when prompted.

## REST API (no MCP client required)
Every tool is also a REST endpoint, authed with a workspace API key.
Discover: GET https://api.mcp.ai/api/boldsign/_endpoints   # public; lists every endpoint
Call:     POST https://api.mcp.ai/api/boldsign/<endpoint>
  Authorization: Bearer sk_live_…   # create one at https://mcp.ai/settings/api-keys
  Content-Type: application/json
  Body: { …args }   →   { "ok": true, "tool": "<id>", "result": { … } }

## Developer docs
How to use (MCP or REST), markdown: https://mcp.ai/boldsign/skill.md
Postman collection (v2.1): https://mcp.ai/boldsign/postman.json

## Tools
- boldsign_brand_get(brandId: string) — Tool to get brand details by brand ID. Use after obtaining the brand identifier.
- boldsign_brand_list() — Tool to list all brands in the account. Use after confirming account is authenticated.
- boldsign_custom_field_create(BrandId?: string, FieldName: string, FormField: object, FieldOrder: string, SharedField?: boolean, FieldDescription: string) — Tool to create a brand-scoped custom field. Use when you need to define and register a new custom field for a specific brand.
- boldsign_custom_field_edit(BrandId?: string, FieldName?: string, FormField?: object, FieldOrder?: string, SharedField?: boolean, customFieldId: string, FieldDescription?: string) — Tool to edit an existing custom field. Use when you need to update a custom field's properties after creation.
- boldsign_document_behalf_list(page?: integer, labels?: string[], status?: string[], endDate?: string, signers?: string[], brandIds?: string[], pageSize?: integer, pageType?: string, searchKey?: string, startDate?: string, nextCursor?: integer, emailAddress?: string[]) — Tool to list documents sent on behalf of users. Use when fetching and filtering documents you've sent or on behalf of others.
- boldsign_document_edit_beta(CC?: object[], Files?: object[], Title?: string, Labels?: string[], BrandId?: string, Message?: string, Signers?: object[], MetaData?: object, DisableSMS?: boolean, FormGroups?: object[], documentId: string, ExpiryValue?: integer, UseTextTags?: boolean, DocumentInfo?: object[], DisableEmails?: boolean, ExpiryDateType?: string, HideDocumentId?: boolean, DownloadFileName?: string, ReminderSettings?: object, ScheduledSendTime?: integer, EnableSigningOrder?: boolean, TextTagDefinitions?: object[], EnableAuditTrailLocalization?: boolean, RecipientNotificationSettings?: object) — Tool to edit a draft or sent document. Use when updating files, recipients, or document settings before finalizing the document.
- boldsign_document_extend_expiry(WarnPrior?: boolean, OnBehalfOf?: string, documentId: string, NewExpiryValue: string) — Tool to extend a document's expiry date. Use before signing to prolong a document's deadline.
- boldsign_document_list(page?: integer, labels?: string[], sentBy?: string[], status?: string[], endDate?: string, brandIds?: string[], pageSize?: integer, searchKey?: string, startDate?: string, nextCursor?: integer, recipients?: string[], transmitType?: string, dateFilterType?: string) — Tool to list documents in My Documents with filters. Use when you need to fetch and filter documents based on various criteria.
- boldsign_document_remove_authentication(zOrder?: integer, emailId: string, documentId: string, onBehalfOf?: string) — Tool to remove authentication from a document. Use when you need to disable signer authentication on an existing document before the signing process.
- boldsign_document_send(cc?: object[], files?: object[], title: string, labels?: string[], brandId?: string, message?: string, signers?: object[], fileUrls?: string[], metaData?: object, disableSMS?: boolean, expiryDays?: integer, formGroups?: object[], onBehalfOf?: string, useTextTags?: boolean, documentInfo?: object[], disableEmails?: boolean, hideDocumentId?: boolean, autoDetectFields?: boolean, downloadFileName?: string, reminderSettings?: object, scheduledSendTime?: integer, sendLinkValidTill?: string, enableSigningOrder?: boolean, textTagDefinitions?: object[], documentDownloadOption?: string, recipientNotificationSettings?: object) — Tool to send a document for eSignature. Use when you need to deliver documents to recipients for signing.
- boldsign_document_team_list(page?: integer, labels?: string[], status?: string[], teamId?: string[], userId?: string[], endDate?: string, brandIds?: string[], pageSize?: integer, searchKey?: string, startDate?: string, nextCursor?: integer, transmitType?: string, dateFilterType?: string) — Tool to list team documents. Use when a team or account admin needs to retrieve all team documents with optional filters.
- boldsign_embedded_request_create_link(Files?: object[], Title: string, Locale?: string, Message?: string, Signers: object[], FileUrls?: string[], RedirectUrl?: string) — Tool to create an embedded request link. Use after specifying title and signers to generate an embeddable URL for in-app document preparation and sending.
- boldsign_file_upload(base64: string, mimetype: string, file_name: string) — Helper action to upload a file to R2 temp via the Composio file pipeline, returning a key that can be passed to FileUploadable fields in other actions (e.g., BrandLogo in brand create).
- boldsign_plan_get_api_credits_count() — Tool to get remaining BoldSign API credits count. Use after authenticating your BoldSign account.

## Example prompts
- "What can I do in Boldsign?"
- "Show me a summary of my Boldsign account"

## Links
Docs: https://mcp.ai/docs/mcps/boldsign
Website: https://mcp.ai/mcps/boldsign