Pricing
Plans for Apian Labs Relay
Subscription plans include monthly Relay usage and a per-relay overage rate. Relay fees cover routing, tracing, and proof artifacts.
- Routing policy evaluation and failover decisions.
- Trace timeline retention and exportable receipts.
- Webhook signing and signature verification support.
Proof artifacts
Trace and receipt sample
Every relay produces a trace timeline and a provider receipt you can export.
{
"trace": { "messageId": "msg_12ab", "attempts": 2, "status": "delivered" },
"receipt": { "provider": "telnyx", "status": "delivered" }
}Developer
Plan$39 / month
Includes 20,000 relays per month
Overage rate: $0.0025 / relay
50% off your first month
Start free- Single provider routing
- Trace timeline and receipts
- Webhook delivery events
- Test mode allowlisting
Who it's for
- Teams piloting Relay with one provider
- Early production traffic and incident alerts
- Engineering-led self-serve onboarding
Mid-sized
Plan$249 / month
Includes 250,000 relays per month
Overage rate: $0.0018 / relay
50% off your first month
Upgrade to Mid-sized- Multi-provider failover
- Deterministic routing policies
- Reliability proof exports
- Priority support
Who it's for
- Production apps that need automatic failover
- Ops teams that review trace timelines
- Teams graduating from single-provider routing
Enterprise
Plan$2,500 / month
Includes 1,500,000 relays per month
Overage rate: $0.0010 / relay
Annual billing: 10% discount
Contact Sales- Custom routing constraints
- Audit and compliance workflows
- Invoice and ACH billing
- Dedicated support and SLAs
Enterprise confidence
- Invoice and ACH billing
- Contract based limits
- Dedicated support SLAs
- Longer retention options
- Audit exports
Who it's for
- High-volume or regulated teams
- Procurement and security-driven rollouts
- Custom routing and reporting requirements
Compare plans
What each plan includes
Choose the right Relay tier based on routing needs, exports, and support levels.
| Capability | Developer | Mid-sized | Enterprise |
|---|---|---|---|
| Multi-provider failover | Limited | Included | Custom constraints |
| Trace + receipt exports | Basic | Included | Advanced |
| Signed webhook events | Included | Included | Included |
| Support + SLA | Standard | Priority | Dedicated + SLA |
Proof artifacts
Export-ready trace bundles
Every relay ships with a trace timeline, receipts, and normalized error categories so your team can audit outcomes and share proof during incidents.
{
"messageId": "msg_12ab",
"status": "delivered",
"events": [
{ "type": "attempt_started", "provider": "twilio" },
{ "type": "attempt_failed", "reason": "timeout" },
{ "type": "failover_triggered", "provider": "telnyx" },
{ "type": "delivered", "provider": "telnyx" }
]
}Security posture
Built for procurement checks
- Signed webhook events and immutable trace logs.
- Data Processing Addendum, SLA, and security overview.
- Public status, incident history, and response commitments.
Billing basics
A relay is one message accepted by the Relay API (POST /v1/messages). Billing is per relay, not per attempt.
BYO billing
You keep your Twilio/Telnyx contracts. Apian does not resell carrier messaging.
Provider and carrier fees are billed by your providers. Apian bills only the Relay fee.
Overage protection
Keep Relay Credits in your wallet and set a monthly overage cap to stay in control.
Frequently asked
How is a relay counted?
A relay is one message accepted by the Relay API (POST /v1/messages). Billing is per relay, not per attempt.
Do provider fees appear on the bill?
Provider and carrier fees are billed by your providers. Apian bills only the Relay fee.
Is there a launch discount?
Developer and Mid-sized include 50% off your first month. Enterprise includes Annual billing: 10% discount.
How does overage work?
Relays beyond the included amount are billed at the plan overage rate. You can enable overage protection and auto top-up in the portal.