SMS and messaging APIs · Comparison
AWS End User Messaging SMS vs Telnyx Messaging API
2 products compared side by side: what you pay for with each one first, then the five access facts, entry prices, recorded plan limits and the bottom line of each review. The evidence note under the table says how each product was checked.
Side by side
| Metric | AWS End User Messaging SMS | Telnyx Messaging API |
|---|---|---|
| What you're paying for | Compliance includedUS texting from your own AWS account, inside AWS’s SOC 2, ISO 27001 and HIPAA scope, with opt-outs, events and 10DLC registration as AWS APIs. | Worth the priceUS texting at $0.004 a part, the lowest published rate in this group, with carrier and 10DLC fees passed through at cost and every messaging rate public. |
| Overall score | 6.9 | 8.2Best |
| Free option | Paid only | Free trial |
| Card to start | –Not measured | No card needed |
| Getting access | Approval wait | Self-serve |
| Starter priceCheapest paid plan | $0.00774/US SMS + carrier fee | $0.004/SMS part |
| Pricing model | Usage-based | Usage-based |
| Pricing page | Public prices | Public prices |
| US SMS rate (10DLC) | $0.00774 per message part, outbound; inbound $0.0075 | $0.004 per part, outbound or inbound |
| US carrier fees | One all-network fee: $0.00421 (10DLC, long code, toll-free) | Per carrier, no markup: AT&T $0.0035, T-Mobile $0.0045, Verizon $0.0045 (outbound) |
| Local number | $1/mo (10DLC) | $1.00/mo plus $0.10/mo for SMS and MMS |
| 10DLC registration fees | Brand $4.50, optional brand vetting $41.50, campaign $2/mo low-volume or $10/mo; no campaign vetting fee listed | Passed through: brand $4.50, campaign review $15, $1.50/mo low-volume mixed |
| Reference scenario (10,000 US texts/mo) | $122.88, computed | $85.89, computed |
| Free option | None for SMS; sandbox sends billed texts to up to 10 verified numbers | $5 testing credit after a fraud review, no card; texts only to your own verified number |
| Volume discounts | None listed for SMS | Published tiers, from 100M parts/mo on local numbers |
| SOC 2 / ISO 27001 | Listed in AWS SOC 1/2/3 and ISO 27001 scope | SOC 2 Type 1 and Type 2; ISO 27001:2013 (scope not stated) |
| HIPAA BAA | HIPAA eligible under the AWS BAA (voice and WhatsApp excluded) | Yes, US messaging traffic only; rate sheet lists $2,500/mo |
| Non-US data region | The AWS Region you pick, EU Regions included | EU (Germany), Australia, UAE or Canada, chosen once |
| Opt-out handling | Automatic STOP/HELP by default; self-managed optional | Automatic STOP and similar keywords; AI detection $0.002 per message |
| SSO | SAML 2.0 through IAM Identity Center, no extra charge | SAML through Organizations; no plan gate stated |
| Bottom line | From its public pages, AWS End User Messaging SMS pairs a published US price with AWS’s compliance scope, and SSO and an audit log at no extra charge. There is no trial, production needs approval per Region, and technical support is a paid plan. | From its public pages, Telnyx has the lowest published US rate and scenario figure in this group, with every fee itemized and passed through at cost. US 10DLC needs the Verified tier with KYC, the trial is narrow, and several pages disagree on fees and plans. |
Evidence: AWS End User Messaging SMS: facts checked 2026-10-15 from its public sign-up and pricing pages, no completed hands-on run; Telnyx Messaging API: facts checked 2026-10-15 from its public sign-up and pricing pages, no completed hands-on run. Prices in USD as listed, excluding tax. "–" means not recorded.
When to pick each
In the words of each review, with the date its facts were checked.
From our AWS End User Messaging SMS review
Checked Oct 15, 2026- Pick AWS End User Messaging SMS when
- You want the DPA built into the terms and SMS inside the compliance scope of the AWS account you already use.
- Pick Telnyx Messaging API when
- Price leads: $0.004 per part puts our scenario at $85.89 a month, with a $5 trial credit and support for every account.
From our Telnyx Messaging API review
Checked Oct 15, 2026- Pick Telnyx Messaging API when
- You want trial credit, carrier fees per carrier, support without a paid plan and a lower scenario figure ($85.89 against $122.88).
- Pick AWS End User Messaging SMS when
- You already run on AWS and want the BAA, DPA and CloudTrail under your AWS account, with SMS on your AWS invoice.
Entry price
Baseline: each product's cheapest paid plan, per month. Included usage differs, so read the line under each price.
- AWS End User Messaging SMSLowest price10DLC phone number$1/moPer number; charged while the registration is pending
- Brand registration $4.50 one-time; brand vetting $41.50 optional
- Campaign $2/mo low-volume or $10/mo regular
- $12.50 extra for public for-profit brands
- $50 T-Mobile campaign activation fee postponed until further notice
- Telnyx Messaging APILocal number (10DLC)$1.10/mo$1/mo per local number plus $0.10/mo to add SMS and MMS; no setup fee listed
- 10DLC fees passed through at cost: brand $4.50, campaign review $15
- Low-volume mixed campaign $1.50/mo; standard campaign $10/mo
Prices as listed on each pricing page, in USD per month, excluding tax. Observed: AWS End User Messaging SMS 2026-10-15, Telnyx Messaging API 2026-10-15.
Which one fits
- If you need to start today without a sales call
- Telnyx Messaging APISelf-serve sign-up, no card needed; the only one here you can use right after signing up.
- If you want to try it without entering a card
- Telnyx Messaging APIFree trial, no card needed; scored 8.2/10.
- Lowest starter price
- AWS End User Messaging SMS$0.00774/US SMS + carrier fee for the Pay as you go plan.
- Highest overall score
- Telnyx Messaging API8.2/10 (Excellent). The review shows the score breakdown and the run behind it.
Picked by fixed rules from the table above, not by hand. How we score
Full reviews
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