E-Signature
BoloSign
API integration
Ship E-Signature features without building the integration. Full BoloSign API access via Proxy and 4 MCP-ready tools for AI agents — extend models and mappings to fit your product.
Talk to usUse Cases
Why integrate with BoloSign
Common scenarios for SaaS companies building BoloSign integrations for their customers.
Automate offer letter generation in ATS platforms
Applicant Tracking Systems can let recruiters trigger BoloSign templates directly from a candidate record, injecting name, salary, and start date without leaving the ATS. Signed offer letters flow back automatically to close the loop on hiring workflows.
Embed contract dispatch inside CRM and CPQ tools
Sales platforms can turn a closed-won deal into a signature-ready contract by populating BoloSign PDF templates with deal data. This eliminates copy-paste between the CRM and a separate e-signature tool.
Sync signed documents into HRIS and vendor management systems
HR and procurement platforms can pull finalized PDFs and signer metadata from BoloSign to keep employee files and vendor records complete. This gives compliance teams a single source of truth without manual uploads.
Capture structured form data for onboarding and intake flows
Healthcare, education, and financial platforms can extract structured form responses from BoloSign to auto-populate their own databases. Users fill out one form and downstream systems update automatically.
Power vendor and partner onboarding for marketplaces
B2B marketplaces can dispatch NDAs and vendor agreements at scale, then track respondent status to gate platform access until signatures are complete. This automates the compliance layer of vendor activation.
What You Can Build
Ship these features with Truto + BoloSign
Concrete product features your team can ship faster by leveraging Truto’s BoloSign integration instead of building from scratch.
Template-based contract dispatch
Let users select a saved BoloSign template from your UI and send it with pre-filled custom variables and signer emails in one action.
Document status dashboard
Surface a real-time view of every document sent through BoloSign — Sent, Viewed, Signed, or Voided — mapped to your own records like deals, candidates, or work orders.
Signed PDF auto-archival
Automatically fetch the finished PDF URL once a document is signed and route it to your storage layer or attach it to the originating record in your app.
Structured form response ingestion
Pull typed field data from BoloSign form responses to update customer records, trigger downstream automations, or feed reporting pipelines.
Respondent tracking and reminders
Show which signers on a multi-party template have completed their action and which are pending, enabling in-app nudges or gated workflows.
Bulk contract send for high-volume workflows
Loop through a list of recipients in your app and dispatch personalized contracts from a single BoloSign template — ideal for mass onboarding or policy updates.
SuperAI
BoloSign AI agent tools
Comprehensive AI agent toolset with fine-grained control. Integrates with MCP clients like Cursor and Claude, or frameworks like LangChain.
list_all_bolo_sign_get_documents
List BoloSign signature documents with optional filtering by search query, date range, document ID, and sort order. Returns: documentId, name, createdAt, status, documentName, documentUrl, authorEmail, finishedPdfUrl, isSigningOrder, signers. Optional filters: query, sortOrder, sortBy, documentId, dateFrom, dateTo, filter.
create_a_bolo_sign_pdf_template_lambda
Send a BoloSign PDF or form template for signing with custom variables and receiver information. Returns: documentId, documentName, documentUrl, authorEmail, signers. The PDF_TEMPLATE variant also supports optional customVariables, mailData, and pdfData.
list_all_bolo_sign_get_template_respondents
List template respondents in BoloSign, or retrieve a specific respondent by providing respondentDocumentId. Returns: documentId, documentName, documentUrl, authorEmail, finishedPdfUrl, isSigningOrder, signers.
list_all_bolo_sign_get_form_responses
List BoloSign form responses with optional filtering and pagination. Returns: formResponseId, formId, formTitle, finishedPdfUrl, respondentEmail, response.
Why Truto
Why use Truto’s MCP server for BoloSign
Other MCP servers give you a static tool list for one app. Truto gives you a managed, multi-tenant MCP infrastructure across 600+ integrations.
Auto-generated, always up to date
Tools are dynamically generated from curated documentation — not hand-coded. As integrations evolve, tools stay current without manual maintenance.
Fine-grained access control
Scope each MCP server to read-only, write-only, specific methods, or tagged tool groups. Expose only what your AI agent needs — nothing more.
Multi-tenant by design
Each MCP server is scoped to a single connected account with its own credentials. The URL itself is the auth token — no shared secrets, no credential leaking across tenants.
Works with every MCP client
Standard JSON-RPC 2.0 protocol. Paste the URL into Claude, ChatGPT, Cursor, or any MCP-compatible agent framework — tools are discovered automatically.
Built-in auth, rate limits, and error handling
Tool calls execute through Truto’s proxy layer with automatic OAuth refresh, rate-limit handling, and normalized error responses. No raw API plumbing in your agent.
Expiring and auditable servers
Create time-limited MCP servers for contractors or automated workflows. Optional dual-auth requires both the URL and a Truto API token for high-security environments.
How It Works
From zero to integrated
Go live with BoloSign in under an hour. No boilerplate, no maintenance burden.
Link your customer’s BoloSign account
Use Truto’s frontend SDK to connect your customer’s BoloSign account. We handle all OAuth and API key flows — you don’t need to create the OAuth app.
We handle authentication
Don’t spend time refreshing access tokens or figuring out secure storage. We handle it and inject credentials into every API request.
Call our API, we call BoloSign
Truto’s Proxy API is a 1-to-1 mapping of the BoloSign API. You call us, we call BoloSign, and pass the response back in the same cycle.
Unified response format
Every response follows a single format across all integrations. We translate BoloSign’s pagination into unified cursor-based pagination. Data is always in the result attribute.
FAQs
Common questions about BoloSign on Truto
Authentication, rate limits, data freshness, and everything else you need to know before you integrate.
How do end users connect their BoloSign account?
Truto handles the credential capture and storage flow for BoloSign on your behalf, so your users authenticate once and your product gets a normalized connection to call the underlying endpoints. You don't need to build or maintain the auth handshake yourself.
Which BoloSign operations are available through Truto today?
The BoloSign integration currently exposes four tools: listing documents, creating a PDF template dispatch, listing template respondents, and listing form responses. These cover the core send, track, and retrieve workflows most SaaS integrations need.
Can I inject dynamic data like customer names or pricing into a template?
Yes. The create PDF template tool accepts custom variables that map to placeholders in the BoloSign template, along with signer email assignments, so you can generate personalized contracts from records in your app.
How do I keep document status in sync with my application?
The list documents tool returns current status and metadata, so you can poll on a schedule that matches your freshness requirements and update deal stages, candidate pipelines, or work orders accordingly.
Can I retrieve the completed signed PDF?
Yes. Once a document is signed, the list documents response includes the finished PDF URL, which you can download and store in your own system for record-keeping and audit purposes.
Does the integration support extracting form field data, not just the signed PDF?
Yes. The list form responses tool returns the structured data that respondents entered into form fields, so you can push that data directly into your database instead of parsing PDFs.
What if I need a BoloSign capability that isn't in the current tool list?
Truto builds additional endpoints on request. If your workflow requires operations beyond the four available tools, reach out and the integration surface can be extended to cover them.
From the Blog
BoloSign integration guides
Deep dives, architecture guides, and practical tutorials for building BoloSign integrations.
BoloSign
Get BoloSign integrated into your app
Our team understands what it takes to make a BoloSign integration successful. A short, crisp 30 minute call with folks who understand the problem.