The eSignature API built for AI agents
Let your agents send, track, and close signatures autonomously. Simple REST API, production-ready.
Free sandbox — no credit card required
eIDAS compliant
End-to-end encryption
Over 36’934’239 documents signed with us in 2025
The only eSignature API with dedicated agent accounts
Your agent gets its own identity — separate API key, separate permissions, separate audit trail. Your compliance team can distinguish agent actions from human ones. Critical for production workflows.
Works with: Claude MCP · OpenAI Functions · LangChain · n8n · Zapier
Everything you need to get started fast
Send documents for signing from your agents
Trigger signature requests directly from your AI workflows. No manual uploads needed.
Embed signing experiences
Coming soonLet users sign documents inside your product with a seamless, branded flow.
Track and manage status in real time
Monitor every request from send to sign and use webhook events to trigger next actions in your systems.
Automate reminders and follow-ups
Keep workflows moving with API-driven reminders when signers are pending.
Built for agents, not retrofitted.
Give your agent its own identity. Separate API keys, separate permissions, separate audit logs. Know exactly what your agent did — and didn't do.
Every action tagged to its source. Your compliance team can distinguish agent-initiated signatures from human ones — critical for regulated workflows.
Flag high-stakes documents for human review before sending. Your agent proposes, your team approves.
Revoke agent access instantly without disrupting your other integrations. Sleep better at night.
Simple, transparent pricing
Start small, scale when you need to. From $49/month, unused requests carry forward for 12 months.
Starter
USD
49
/month
50 signature requests
$0.98 per signature request
All features included
Growth
Save 20%USD
199
/month
250 signature requests
$0.80 per signature request
All features included
Scale
Save 50%USD
499
/month
1,000 signature requests
$0.50 per signature request
All features included
Need more than 1,000 requests / month?
Included in every plan
REST API
Webhooks
Audit trails
Templates
Free sandbox
Auto-reminders
Multiple signers
eIDAS compliant
GDPR compliant
Legally binding
Reliable. Secure. Ready to scale.
Electronic signatures are legally valid according to eIDAS standards.
Signed contracts are eSealed for tamper-proof trust you can rely on.
GDPR compliance helps protect personal information across sensitive workflows.
ISO 27001 certification supports enterprise-grade information security.
Start free. Scale when you are ready.
Prototype in sandbox, then move to production with a clear path from first use case to broader workflow automation.
Free sandbox — no credit card required
Frequently asked questions
If you’re unable to find the answers to your questions, please don’t hesitate to Contact us.