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AI-NATIVE E-SIGNATURE PLATFORM

Contracts that write themselves. You just sign.

Create, send, sign and manage agreements with AI built into every step. Everything modern teams expect from eSignature — without enterprise pricing.

Start free Watch the 2-min tour
No credit card Legally binding eSignatures Setup in minutes
VectorSign DashboardTemplatesNew Envelope Agents OrganizationBilling
Mutual NDADrafted with AISend for signature
DraftReviewSendTrack
Mutual Non-Disclosure Agreement Acme Technologies Inc. & Northwind Analytics LLC
AI AssistantSales & Commercial
Create an NDA for a potential partner
Using your company profile Applying your playbook Adding standard clauses Ready to review
Generate agreement

Everything you expect from eSignature. Everything you wish it could do.

See all features →
AI drafting eSignatures 120+ templates Audit trails Workflows API Embedded signing

Built to comply with

  • ESIGN ActU.S. federal law
  • UETAU.S. state law
  • eIDASEuropean Union
  • GDPREU data protection
AI DRAFTING

No blank page. Ever again.

Traditional eSignature starts when the document is ready. VectorSign starts with the idea: describe the agreement in plain English and get an editable draft in seconds, on every plan.

Try AI Draft free

A 6-month consulting agreement between Acme Corp and Beta LLC, $150/hour, net-30, governed by California law.

Your agreement is ready Reading your request Using your company template Adding key clauses Checking for missing terms
Consulting Agreement Acme Corp & Beta LLC

1. Term. Six (6) months from the Effective Date.

2. Fees. $150 per hour, invoices payable net-30.

3. Governing law. The laws of the State of California.

Draft ready to send
AI AGENTS · TEAM & BUSINESS

The right agent for every agreement. Your company’s terms.

A growing library of expert agents, from sales and HR to real estate and finance. Pick one, answer a few questions, and it drafts a complete agreement, ready to send for signature. Or build your own with your questions, guidance and templates.

Meet the agents
Sales & CommercialNDAs, MSAs, SOWs, reseller deals
HR & EmploymentOffer letters, contractors, severance
Technology & IPSaaS terms, DPAs, IP assignments
Corporate & StartupSAFEs, founder & shareholder agreements
Real Estate & MortgagesLeases, purchase agreements, secured loans
Freelance & AgencyClient contracts, retainers, kill fees
Legal PracticeEngagement letters, fee agreements, releases
Finance & LendingPayment plans, loans, debt settlements
Waivers, Releases & EventsLiability waivers, model releases, vendors
YOUR COMPANY’S KNOWLEDGE

Your contracts have context. Now your AI does too.

Give VectorSign your approved templates, standard positions and previous agreements. Its agents draft in your language, with your positions and your business rules.

Company profile fills in your side of every document Playbook keeps your standard positions Never shared, never used to train AI
KnowledgeWhat every agent knows about your organization.
Company profilePlaybook
Legal name: Acme Technologies Inc.
Registered address: 100 Market St, San Francisco
Default signatory: Jordan Blake, CEO
Default governing law: California, USA
Add documentsSuggest profile & playbook
Playbook Payment terms: Net 30; late fees 1.5% per month NDA term: 3 years; trade secrets indefinitely Private to your organization
SEE IT IN ACTION

From prompt to signed agreement in under two minutes.

From an agent’s first draft to a sealed, verifiable signature. The whole flow, narrated.

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HOW IT WORKS

Six steps. No detours.

1 Draft or upload Describe it to AI, pick a template, or upload your PDFs.
2 Add people Add signers and CCs, and set the signing order.
3 Place fields Fields for every signer on every page, in a couple of clicks.
4 Send & forget Signers get a secure link. Reminders go out automatically.
5 Sign anywhere Any device, no account needed. Access codes if it’s sensitive.
6 Download the proof Signed PDFs plus a Certificate of Completion.
THE PLATFORM

From intent to agreement to signature.

One platform for the whole agreement lifecycle.

Explore features →
Create
AI drafting from plain English120+ templatesCompany knowledge & playbook
Prepare
Signers, roles & CC recipientsSigning order your wayQuick place fields for every signer
Sign
Legally binding eSignaturesAny device, no account neededAccess codes for sensitive documents
Automate
Automatic remindersExpiry datesWebhooks on completion
Manage
Sent & received in one inboxCategories, search & filtersAudit trail & certificates
Build
REST APIEmbedded signingHMAC-signed webhooks
WHY TEAMS SWITCH

Why teams are moving to VectorSign.

The eSignature features you expect, without legacy software pricing.

01 More than signatures AI helps create and prepare the agreement before signing begins.
02 Far less overhead Straightforward team pricing instead of multiplying licenses.
03 Built for modern software REST APIs, embedded signing and webhooks are core, not add-ons.
04 Your knowledge stays yours Agents work from your contracts, templates and company rules.
AI contract draftingElectronic signaturesTemplatesSigning orderAudit certificatesAutomatic remindersREST APIEmbedded signingTeam accessTransparent pricing
SECURITY & TRUST

Signatures you can prove.

Every completed agreement includes the evidence to verify who signed, when they signed, and whether the document has changed.

IdentityEmail delivery, access codes and a full signing history.
IntegritySHA-256 tamper evidence on every signed PDF.
AuditabilityEvery send, view and signature, sealed into a certificate.
ComplianceAligned with ESIGN, UETA and eIDAS.
Explore VectorSign security →
Certificate of CompletionMutual Non-Disclosure Agreement Completed
Jordan BlakeCEO · Acme Technologies Inc.Signed Nov 3, 2026
10:47 UTC
Dana ReyesCOO · Northwind Analytics LLCSigned Nov 3, 2026
11:02 UTC
IdentityEmail verified
IP addressRecorded
Document SHA-2566fca8b…e21d
TimestampRFC 3161 · DigiCert ✓
Document integrityValid ✓
INTEGRITY VERIFIED · SHA-256 · RFC 3161
FOR DEVELOPERS

Signing, as an API call.

Built for people. Designed for developers. Create and send envelopes, embed signing in your app, and get a signed webhook when it completes.

Explore the developer platform →
POST /envelopes
curl -X POST $API/envelopes \
  -H "X-Api-Key: $VECTORSIGN_API_KEY" \
  -d '{ "title": "Mutual NDA — Acme Corp",
        "reminder_every_days": 3,
        "webhook_url": "https://your-app.com/hooks" }'
REST API Embedded signing in an iframe HMAC-signed webhooks with retries Audit trail & tamper checks over the API
SIMPLE PRICING

Stop paying per seat.

One predictable price for your whole team. No per-user surprises, no enterprise contract required.

Compare all plans →
Free
$0/mo
5 documents / month2 signers3 AI drafts
Get started
Pro
$15/mo
1 user100 documents / monthUnlimited signers
Choose Pro
TeamMost popular
$65/mo
Up to 10 users500 documents / monthAI agents & Knowledge
Choose Team
Business
$159/mo
Up to 50 users2,000 documents / monthAPI & embedded signing
Choose Business

Agreements are changing. We’re building what comes next.

Traditional eSignature tools were designed to route finished documents for signature.

VectorSign is designed for the entire agreement lifecycle: creating, understanding, preparing, signing, verifying and automating agreements, with AI built in from the beginning.

Learn about VectorSign →

Stop chasing signatures.

Free to start. No credit card required.
Start free →Book a demo