Plivo vs WhatsApp
Compare Plivo and WhatsApp based on observed SMS API performance, features, and pricing
Live performance comparison
Real-world performance data from messages sent through Knock
We don't have enough message volume through Knock for Plivo to publish statistically meaningful benchmarks yet. The data below reflects WhatsApp only. Comparison charts will appear once both providers have sufficient data.
| Provider | Message volume | Growth | Status page updates (30d) | Status page updates (90d) |
|---|---|---|---|---|
| — | — | 5 | 7 |
| <1M | 4th of 7 → | 5 | 16 |
From February 13th to May 14th, Knock routed <1M messages through WhatsApp. WhatsApp reported 16 status page updates over the last 90 days, while Plivo reported 7.
Response time
Response time measures how long each provider takes to accept an SMS API request from Knock, including connection overhead and any automatic retries. Lower values mean faster message hand-off.
WhatsApp has a median response time (p50) of 669ms, a p90 of 1087ms, and a p99 of 1642ms from February 13th to May 14th. Comparison charts for Plivo will appear once enough data is available.
Error rate
Error rate tracks the ratio of 5xx responses and timeouts to total SMS API requests. Knock automatically retries failed requests, so transient provider errors rarely affect end-user delivery.
| Provider | Avg. daily error rate | Highest daily rate | Peak error date | Zero-error days | Days above 0.01% |
|---|---|---|---|---|---|
| — | — | — | — | — |
| 0.05% | 2.39% | Apr 13 | 90 | 1 |
Averaged across February 13th to May 14th, WhatsApp shows a 0.05% daily error rate. Comparison data for Plivo will appear once enough message volume is available. Knock automatically retries failed requests to minimize the impact of transient errors on end-user delivery.
About these metrics: Data represents messages sent through Knock during the specified period. Response time measures time from Knock to provider acceptance. Error rate includes only provider 5xx responses and timeouts.
Recent Plivo incidents
Recent status page incidents for Plivo
Ongoing since May 16, 2026
THIS IS A SCHEDULED EVENT May 16, 23:30 UTC - May 17, 02:30 UTCMay 8, 11:40 UTC Scheduled - Dear Valued Customer, We will perform planned maintenance on our Plivo database to improve the overall availability of our database engines. During that time Plivo customers may find intermittent service failure. When is the maintenance? 16th May 2026 23:30 - 17th May 2026 02:30 UTC 16th May 2026 16:30 - 16th May 2026 19:30 PDT What services will be affected? All Plivo services will be in
Started May 12, 2026 — Resolved May 12, 2026
May 12, 10:50 UTC Resolved - Dear Valued Customer, We recently experienced intermittent Inbound Call failures in India region. Our engineering and operations teams promptly investigated and resolved the issue. The root cause was identified, and corrective actions have been implemented to prevent recurrence. Incident Start Time: 12th May 2026 10:50 UTC Incident End Time: 12th May 2026 11:20 UTC If you have any questions or concerns regarding this incident, please contact Plivo Support. Suppor
Started May 11, 2026 — Resolved May 11, 2026
May 11, 02:30 UTC Completed - The scheduled maintenance has been completed.May 10, 23:30 UTC In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.Apr 27, 06:41 UTC Scheduled - Dear Valued Customer, We will be performing a planned database maintenance to improve the overall availability of our database engines. The impact should be minimal with downtime and should last no more than 180 minutes. When is the maintenance? 11th May 2026 05:00 IST - 11th
Started May 4, 2026 — Resolved May 4, 2026
May 4, 02:30 UTC Completed - The scheduled maintenance has been completed.May 3, 23:30 UTC In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.Apr 21, 11:15 UTC Scheduled - Dear Valued Customer, We will be conducting a series of planned maintenance activities across our database infrastructure to enhance the overall reliability, performance, and availability of our platform. When is the maintenance? 3rd May 2026 23:30 - 4th May 2026 02:30 UTC 3r
Started Apr 26, 2026 — Resolved Apr 26, 2026
Apr 26, 04:30 UTC Completed - The scheduled maintenance has been completed.Apr 26, 00:30 UTC In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.Apr 8, 09:14 UTC Scheduled - Dear Valued Customer, We will be conducting a series of planned maintenance activities across our database infrastructure to enhance the overall reliability, performance, and availability of our platform. When is the maintenance? 26th April 2026 00:30 - 26th April 2026 04:30
Recent WhatsApp incidents
Recent status page incidents for WhatsApp
Started May 6, 2026 — Resolved May 7, 2026
We are currently experiencing high disruptions impacting onboarding on Whatsapp Coexistence. Our engineering teams are investigating the issue. We will provide another update within 4 hours or sooner if additional information is available.
Started Apr 30, 2026 — Resolved Apr 30, 2026
We are currently experiencing disruptions impacting sending messages on Marketing Messages API for WhatsApp. This issue started at 3:28 AM PST on April 30th. Our engineering teams are investigating the issue. We will provide another update within 4 hours or sooner if additional information is available.
Started Apr 30, 2026 — Resolved Apr 30, 2026
We are currently experiencing disruptions impacting sending messages on Cloud API for WhatsApp. This issue started at 3:28 AM PST on April 30th. Our engineering teams are investigating the issue. We will provide another update within 4 hours or sooner if additional information is available.
Started Apr 22, 2026 — Resolved Apr 22, 2026
We are currently experiencing medium disruptions impacting webhooks for Cloud API - Calling. Our engineering teams are investigating the issue. We will provide another update soon.
Started Apr 20, 2026 — Resolved Apr 20, 2026
We are currently experiencing medium disruptions impacting onboarding on COEX. This issue started at 9:00 AM PST. Our engineering teams are investigating the issue. We will provide another update within 6 hours or sooner if additional information is available.
Pricing comparison
| Provider | Plan | Per message | Monthly cost |
|---|---|---|---|
| Plivo | Pay-as-you-go | $0.0077 | $770 |
| Utility + authentication | $0.0034 | $340 |
Plivo
Pay-as-you-go with no minimums or monthly fees. US outbound SMS costs $0.0077 per message. Inbound messages are $0.0055 each. Volume discounts available for high monthly usage. Carrier surcharges apply on top of the base rate.
WhatsApp charges per message for utility and authentication conversations, with graduated volume discounts. Marketing and service conversations have separate rate cards. US rates shown; international rates vary by country.
US carrier surcharges
All US A2P SMS sent via 10DLC incurs mandatory carrier fees on top of the provider base rate. Most providers pass these through at cost.
| Carrier | Outbound SMS | Inbound SMS |
|---|---|---|
| T-Mobile | $0.0045 | $0.0025 |
| AT&T | $0.003 | $0.003 |
| Verizon | $0.004 | $0.00 |
| US Cellular | $0.005 | $0.00 |
Pros and cons
Plivo
WhatsApp
Pros
- Among the lowest per-message rates with automatic volume discounts
- Familiar API design modeled after Twilio, making migration straightforward
- 99.99% uptime SLA with direct carrier connections to 190+ countries
- Free inbound messages and no monthly minimums or base fees
Pros
- Reaches over 2 billion users on the platform they already use
- Rich messaging with media, buttons, and interactive elements
- Free 24-hour customer service window for inbound conversations
- High open rates compared to SMS and email
Cons
- Narrower feature set with no native support for WhatsApp or other messaging channels
- Smaller community and fewer third-party tutorials compared to Twilio
- Web dashboard is functional but not polished for managing large number inventories
Cons
- Conversation-based pricing model is more complex than per-message SMS pricing
- Message templates require Meta approval before use, which can take up to 24 hours
- Limited to countries and regions where WhatsApp has significant adoption
Frequently asked questions
What is the difference between Plivo and WhatsApp?
Plivo is a cost-effective communications platform with direct carrier connections, a Twilio-compatible API design, and a 99.99% uptime SLA. WhatsApp is the world's most popular messaging platform, offering rich media messaging, interactive elements, and conversation-based pricing through Meta's Cloud API. Plivo is best suited for cost-effective high-volume sms, while WhatsApp is geared toward rich customer messaging.
Which is cheaper, Plivo or WhatsApp?
Pay-as-you-go with no minimums or monthly fees. US outbound SMS costs $0.0077 per message. Inbound messages are $0.0055 each. Volume discounts available for high monthly usage. Carrier surcharges apply on top of the base rate. WhatsApp charges per message for utility and authentication conversations, with graduated volume discounts. Marketing and service conversations have separate rate cards. US rates shown; international rates vary by country. The best value depends on your sending volume and destination countries.
Which is faster, Plivo or WhatsApp?
Based on real-world data from Knock, WhatsApp has a median SMS API response time (p50) of 669ms. We don't yet have enough data for Plivo to make a direct comparison.
Which is more reliable, Plivo or WhatsApp?
From February 13th to May 14th, WhatsApp showed an error rate of 0.05%. We don't yet have enough data for Plivo to compare reliability directly. Knock automatically retries failed requests to minimize the impact of transient errors.
Which is more popular, Plivo or WhatsApp?
On the Knock platform, WhatsApp handled <1M messages from February 13th to May 14th. WhatsApp volume has remained stable. We don't yet have enough data for Plivo to compare popularity.
Can I use both Plivo and WhatsApp together?
Yes. Knock enables you to integrate multiple SMS providers into a single notification workflow. You can use Plivo and WhatsApp side by side, route traffic between them, or migrate from one to the other without changing your application code.
What are the main pros and cons of Plivo vs WhatsApp?
Plivo strengths include among the lowest per-message rates with automatic volume discounts and familiar api design modeled after twilio, making migration straightforward. WhatsApp strengths include reaches over 2 billion users on the platform they already use and rich messaging with media, buttons, and interactive elements. On the other hand, Plivo drawbacks include narrower feature set with no native support for whatsapp or other messaging channels, while WhatsApp drawbacks include conversation-based pricing model is more complex than per-message sms pricing.
Use either provider with Knock
Knock enables you to integrate Plivo, WhatsApp, or any combination of SMS providers into a single notification workflow. Manage templates, orchestrate cross-channel delivery, and switch providers without changing your code.