Global transactional messaging, made easy
Global transactional messaging, made easy
Create, customize, and send global transactional messages effortlessly with our API. Access the tools and routes you need to engage your users, no matter where they are.
Create, customize, and send global transactional messages effortlessly with our API. Access the tools and routes you need to engage your users, no matter where they are.
Multi Channel
Multi Channel
Leverage the best channels to engage your customers
Optimal
Optimal
Message delivery can fail. Prelude doesn’t.
Direct carrier access + instant fallback = near-perfect delivery.
99.99% deliverability, 95% conversions, and zero downtime. Four channels, no excuses.
Direct carrier access + instant fallback = near-perfect delivery. 99.99% deliverability, 95% conversions, and zero downtime. Four channels, no excuses.
Reach
SMS messages have an impressive 98% open rate, with most being read within 3 minutes of receipt.
Reach
SMS messages have an impressive 98% open rate, with most being read within 3 minutes of receipt.
Engagement
Transactional SMS has a 45% higher response rate compared to email.
Engagement
Transactional SMS has a 45% higher response rate compared to email.
Cost-efficiency
Businesses save up to 40% on customer support costs by automating updates through SMS instead of call centers.
Cost-efficiency
Businesses save up to 40% on customer support costs by automating updates through SMS instead of call centers.
Automated
Automated
Simplifying template registration across all countries
Custom templates
Custom templates
Customizable messaging across 230+ countries
Prelude's template creator makes messaging multilingual and effortless—no paperwork, no headaches. Connect in 230+ countries, personalize like a pro, and let your brand do the talking
Cheaper
Cheaper
Lower costs and transparent
pricing
Multi-routing: the best routes at the lowest cost. No spam, no hidden fees, no PhD required to decode your bill. Prelude keeps it transparent, flexible, and budget-friendly.
Observable
Observable
Real-time analytics to improve conversions
Get real-time analytics to see what’s working—and what’s not. Spot bottlenecks, track conversions by country, and monitor KPIs. Because guesswork isn’t a strategy.
Why the fastest-growing companies trust Prelude for transactional messages
Multi-channel
Leverage five different channels to notify your users using internet or cellular data: SMS, WhatsApp, Viber, Zalo and RCS.
Multi-channel
Leverage five different channels to notify your users using internet or cellular data: SMS, WhatsApp, Viber, Zalo and RCS.
Multi-channel
Leverage five different channels to notify your users using internet or cellular data: SMS, WhatsApp, Viber, Zalo and RCS.
Regulatory Compliance
As an European company, we know one thing or two about regulations. We provide you with the tools to ensure you are fully compliant with local and international standards.
Regulatory Compliance
As an European company, we know one thing or two about regulations. We provide you with the tools to ensure you are fully compliant with local and international standards.
Regulatory Compliance
As an European company, we know one thing or two about regulations. We provide you with the tools to ensure you are fully compliant with local and international standards.
Vetted Sender Options
Deliver your messages through a trusted catalog of high-throughput toll-free numbers, alphanumeric Sender IDs, short codes, and 10DLCs.
Vetted Sender Options
Deliver your messages through a trusted catalog of high-throughput toll-free numbers, alphanumeric Sender IDs, short codes, and 10DLCs.
Vetted Sender Options
Deliver your messages through a trusted catalog of high-throughput toll-free numbers, alphanumeric Sender IDs, short codes, and 10DLCs.
Smart Encoding
Prelude automatically encodes your messages in GSM or Unicode based on your content and target countries, ensuring cost-efficient delivery without compromising quality.
Smart Encoding
Prelude automatically encodes your messages in GSM or Unicode based on your content and target countries, ensuring cost-efficient delivery without compromising quality.
Smart Encoding
Prelude automatically encodes your messages in GSM or Unicode based on your content and target countries, ensuring cost-efficient delivery without compromising quality.
Responsive Support
Our team is here to guide you from start to finish through dedicated Slack channel or email, making your challenges our owns.
Responsive Support
Our team is here to guide you from start to finish through dedicated Slack channel or email, making your challenges our owns.
Responsive Support
Our team is here to guide you from start to finish through dedicated Slack channel or email, making your challenges our owns.
Scalability
Prelude API gives you access to over 1000 routes in 230 countries, allowing your company to expand globally without needing new providers or APIs.
Scalability
Prelude API gives you access to over 1000 routes in 230 countries, allowing your company to expand globally without needing new providers or APIs.
Scalability
Prelude API gives you access to over 1000 routes in 230 countries, allowing your company to expand globally without needing new providers or APIs.
Easy to setup
Easy to setup
Easy to setup
Start right away
1 simple endpoint that handle 1000+ routes
Whatever language you use, we got you covered.
package main
import (
"context"
"fmt"
"github.com/prelude-so/go-sdk"
"github.com/prelude-so/go-sdk/option"
)
func main() {
client := prelude.NewClient()
response, err := client.Transactional.Send(context.TODO(), prelude.TransactionalSendParams{
TemplateID: prelude.F("template_01jd1xq0cffycayqtdkdbv4d61"),
To: prelude.F("+30123456789"),
Variables: prelude.F(map[string]string{
"foo": "bar",
}),
})
if err != nil {
panic(err.Error())
}
fmt.Printf("%+v\n", response.ID
package main
import (
"context"
"fmt"
"github.com/prelude-so/go-sdk"
"github.com/prelude-so/go-sdk/option"
)
func main() {
client := prelude.NewClient()
response, err := client.Transactional.Send(context.TODO(), prelude.TransactionalSendParams{
TemplateID: prelude.F("template_01jd1xq0cffycayqtdkdbv4d61"),
To: prelude.F("+30123456789"),
Variables: prelude.F(map[string]string{
"foo": "bar",
}),
})
if err != nil {
panic(err.Error())
}
fmt.Printf("%+v\n", response.ID
package main
import (
"context"
"fmt"
"github.com/prelude-so/go-sdk"
"github.com/prelude-so/go-sdk/option"
)
func main() {
client := prelude.NewClient()
response, err := client.Transactional.Send(context.TODO(), prelude.TransactionalSendParams{
TemplateID: prelude.F("template_01jd1xq0cffycayqtdkdbv4d61"),
To: prelude.F("+30123456789"),
Variables: prelude.F(map[string]string{
"foo": "bar",
}),
})
if err != nil {
panic(err.Error())
}
fmt.Printf("%+v\n", response.ID
Copyright ©️ 2025
Copyright ©️ 2025
Copyright ©️ 2025