Comparison
Overview
Company snapshot and where each provider is based.
| Field | Attentive | Telnyx |
|---|---|---|
| What it is | AI-powered SMS, MMS, RCS, email, and push marketing platform for consumer brands, with REST and GraphQL APIs for subscriber management and event-triggered messaging rather than direct message sending. | Telnyx is a licensed telecom carrier offering a CPaaS platform with APIs for SMS, MMS, RCS, WhatsApp, voice, and email over its own private global IP network. |
| Founded | 2016 | 2009 |
| Ownership | private | private |
| Employees | 1,000-1,500 | 201-500 |
| HQ city | New York | Chicago |
| HQ country | USA | USA |
What's the differenceTelnyx edges ahead on the overall messaging.dev Score (78 vs 40). Attentive is private and headquartered in New York, USA; Telnyx is private and based in Chicago, USA.
Channels
Which messaging channels each provider can send and receive on.
| Field | Attentive | Telnyx |
|---|---|---|
| SMS | Yes | Yes |
| MMS | Yes | Yes |
| RCS | Yes | Yes |
| No | Yes | |
| Viber | No | No |
| Facebook Messenger | No | No |
| Telegram | No | No |
| Apple Messages for Business | No | No |
| Voice | No | Yes |
| Yes | Yes |
What's the differenceThey share 4 channels. Telnyx additionally offers WhatsApp, Voice.
Developer Experience
How quickly a developer can sign up and send a first message.
| Field | Attentive | Telnyx |
|---|---|---|
| Self-service onboarding | No | Yes |
| Free developer credit | No | No |
| Docs quality | med | high |
| Documentation | Open ↗ | Open ↗ |
| SDKs | iOS (Swift), Android (Kotlin), React Native | Node.js, Python, Ruby, Go, Java, .NET, PHP |
| Sandbox / test env | Yes | No |
| API types | REST, GraphQL | REST, SMPP |
What's the differenceTelnyx offers Self-service onboarding, while Attentive does not; on SDKs, Attentive adds iOS (Swift), Android (Kotlin), React Native; Telnyx adds Node.js, Python, Ruby, Go, Java, .NET, PHP; Attentive offers Sandbox / test env, while Telnyx does not; on API types, Attentive adds GraphQL; Telnyx adds SMPP.
Data & Compliance
Data residency options and enterprise compliance certifications.
| Field | Attentive | Telnyx |
|---|---|---|
| EU data residency | No | Yes |
| US data residency | Yes | Yes |
| Choose region | No | Yes |
| GDPR | Yes | Yes |
| ISO 27001 | No | Yes |
| SOC 2 | Yes | Yes |
| HIPAA | No | Yes |
What's the differenceTelnyx offers EU data residency, while Attentive does not; Telnyx offers Choose region, while Attentive does not; Telnyx offers ISO 27001, while Attentive does not; Telnyx offers HIPAA, while Attentive does not.
Data Retention
How long message content and metadata are stored, and whether that is configurable.
| Field | Attentive | Telnyx |
|---|---|---|
| Retention policy | No fixed retention periods are published; the privacy policy states personal information is retained "for as long as necessary to provide our Service or as needed to comply with applicable legal obligations." EU/UK/Swiss consumer data is transferred to and processed in the United States under the EU-U.S., UK Extension, and Swiss-U.S. Data Privacy Frameworks. | Telnyx follows a "Privacy by Design", minimal data-retention approach with customer-controlled retention policies, so message content and metadata retention can be configured by the customer. Its security-practices documentation states security logs are retained for 90 days; specific default retention periods for message content are not publicly documented in detail. |
What's the differenceAttentive: No fixed retention periods are published; the privacy policy states personal information is retained "for as long as necessary to provide our Service or as needed to comply with applicable legal obligations." EU/UK/Swiss consumer data is transferred to and processed in the United States under the EU-U.S., UK Extension, and Swiss-U.S. Data Privacy Frameworks. Telnyx: Telnyx follows a "Privacy by Design", minimal data-retention approach with customer-controlled retention policies, so message content and metadata retention can be configured by the customer. Its security-practices documentation states security logs are retained for 90 days; specific default retention periods for message content are not publicly documented in detail.
Pricing & Credits
Pricing model and the cost of a first message.
| Field | Attentive | Telnyx |
|---|---|---|
| Pricing model | Custom-quoted, usage-based subscription priced on message volume, subscriber list size, channels, and premium AI add-ons; no self-serve signup or published per-message rates. | Pay-as-you-go per message billed per message part, with volume discounts and custom contracts for high-volume customers. |
| SMS starting price | Not published | $0.004 per outbound SMS message part (US, plus carrier fees) |
| Free developer credit | No | No |
What's the differenceAttentive and Telnyx are closely matched on pricing & credits — no material differences in the tracked fields.
Reach & Reliability
Global coverage and delivery dependability.
| Field | Attentive | Telnyx |
|---|---|---|
| Countries covered | 20 | 130 |
| Direct operator connections | No | Yes |
| Published uptime SLA | No published SLA | 99.99% (SLA) |
What's the differenceTelnyx leads on Countries covered (130 vs 20 for Attentive); Telnyx offers Direct operator connections, while Attentive does not.
Company & Trust
Independent reviews and company profile.
| Field | Attentive | Telnyx |
|---|---|---|
| G2 rating | 4.5 | 4.7 |
| G2 reviews | 1,483 | 525 |
| Ownership | private | private |
| Employees | 1,000-1,500 | 201-500 |
What's the differenceTelnyx leads on G2 rating (4.7 vs 4.5 for Attentive); Attentive leads on G2 reviews (1,483 vs 525 for Telnyx).
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