# Agora vs Postmark

**Leader by Vioscale score:** Agora

| Attribute | Agora | Postmark |
|---|---|---|
| **Vioscale score** | 81.7 (72% (medium)) | 63.1 (49% (low)) |
| deployment.options | `{"cloud":true}` | `{"cloud":true}` |
| description.long | A global real-time engagement platform providing APIs and infrastructure for developers to build voice calling, video calling, live streaming, messaging, and conversational AI agent experiences without building the underlying infrastructure. | A transactional email platform that sends emails through API and SMTP endpoints, with built-in capabilities for tracking delivery success, handling bounces, and processing inbound messages. Designed for developers who need to integrate email delivery into applications. |
| features.capabilities | `{"chat":true,"video":true,"voice":true,"two_way":true,"global_coverage":"global","usage_pricing_transparent":true}` | `{"email":true,"two_way":true,"global_coverage":"global","deliverability_tools":true,"usage_pricing_transparent":true}` |
| integrations.count | 7 | 22 |
| integrations.list | `[{"name":"ActiveFence"},{"name":"DeepAR"},{"name":"FaceUnity"},{"name":"Banuba"},{"name":"Palabra"},{"name":"DataDog"},{"name":"OKTA"}]` | `[{"name":"Mailcoach"},{"name":"Datadog"},{"name":"Craft CMS"},{"name":"Customer.io"},{"name":"ActiveCampaign"},{"name":"Supabase"},{"name":"Bubble"},{"name":"Figma"},{"name":"Google Sheets"},{"name":"Gravity Forms"},{"name":"Gravity SMTP for WordPress"},{"name":"Netlify"},{"name":"Slack"},{"name":"Stripe"},{"name":"Stripo"},{"name":"Typeform"},{"name":"WordPress"},{"name":"WP Mail SMTP"},{"name":"Zapier"},{"name":"Tabular"},{"name":"SureTriggers"},{"name":"Marka Email Generator"}]` |
| market.availability | `{"hqCountry":"US","primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"web":true}` | `{"web":true}` |
| pricing | `{"type":"usage","plans":[{"free":true,"name":"Conversational AI Platform","summary":"$0.1/minute, 300 minutes free/month","features":["Voice AI agents","Any LLM integration","Interruption handling","Noise suppression","Natural conversation flow"],"components":[{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.1,"currency":"USD"}],"description":"Tools and infrastructure to build and deploy voice AI agents with LLM integration","contactSales":true,"includedLimits":{"minutes":"300/mo"}},{"free":true,"name":"RTC","summary":"$0.59/1000 minutes, 10,000 minutes free/month","features":["Video calling","Voice calling","Live streaming","Recording","Media transcoding","Media push/pull"],"components":[{"per":{"qty":1000,"unit":"minute"},"kind":"metered","amount":0.59,"currency":"USD"}],"description":"Video calling, voice calling, and live streaming infrastructure","contactSales":true,"includedLimits":{"minutes":"10000/mo"}},{"free":true,"name":"Chat","summary":"$0.05/monthly active user, 500 users free/month","features":["Private messaging","Group messaging","End-to-end encryption support","Message storage"],"components":[{"kind":"per_unit","unit":"monthly_active_user","amount":0.05,"period":"month","currency":"USD"}],"description":"Private and group messaging for applications","contactSales":true,"includedLimits":{"users":"500/mo"}},{"free":true,"name":"Signaling","summary":"$0.0015/1000 messages, 1M messages free/month","features":["Real-time synchronization","Low-latency signaling","High concurrency support"],"components":[{"per":{"qty":1000,"unit":"message"},"kind":"metered","amount":0.0015,"currency":"USD"}],"description":"Low-latency, high-concurrency signaling and real-time synchronization","contactSales":true,"includedLimits":{"messages":"1000000/mo"}}],"addOns":[{"name":"Real-Time Speech to Text","components":[{"per":{"qty":1000,"unit":"minute"},"kind":"metered","amount":16.99,"currency":"USD"}]},{"name":"Real-Time Translation","components":[{"per":{"qty":1000,"unit":"minute"},"kind":"metered","amount":8.99,"currency":"USD"}]},{"name":"Recording","components":[{"per":{"qty":1000,"unit":"minute"},"kind":"metered","amount":0.99,"currency":"USD"}]},{"name":"Cloud Transcoding","components":[{"per":{"qty":1000,"unit":"minute"},"kind":"metered","amount":1.99,"currency":"USD"}]},{"name":"Media Push","components":[{"per":{"qty":1000,"unit":"minute"},"kind":"metered","amount":1.99,"currency":"USD"}]},{"name":"Media Pull","components":[{"per":{"qty":1000,"unit":"minute"},"kind":"metered","amount":1.15,"currency":"USD"}]},{"name":"AI Noise Suppression","components":[{"per":{"qty":1000,"unit":"minute"},"kind":"metered","amount":0.59,"currency":"USD"}]},{"name":"3D Spatial Audio","components":[{"per":{"qty":1000,"unit":"minute"},"kind":"metered","amount":0.99,"currency":"USD"}]},{"name":"Interactive Whiteboard","components":[{"per":{"qty":1000,"unit":"minute"},"kind":"metered","amount":1.4,"currency":"USD"}]},{"name":"Analytics","components":[{"kind":"fixed","amount":449,"period":"month","currency":"USD"}]}],"summary":"Usage-based metered pricing ranging from $0.0015/1000 messages to $16.99/1000 minutes. Free tier available for all core products.","currency":"USD","freeTier":true,"sourceUrl":"https://www.agora.io/jp/pricing","retrievedAt":"2026-08-13T22:26:13.197Z","billingPeriods":["month"]}` | `{"type":"subscription","plans":[{"free":true,"name":"Free","summary":"$0/mo","features":["100 emails/month","REST API","SMTP","Transactional email","Sandbox Mode","Up to 10 custom domains","45-day retention","Up to 10 users"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"For testing and evaluation","contactSales":false,"includedLimits":{"emails":"100/mo"}},{"free":false,"name":"Basic","summary":"$15/mo + $1.80 per 1,000 overage emails","features":["10,000+ emails/month","Industry-leading deliverability","45-day retention","5 custom domains","Unlimited emails/day","Detailed analytics","Up to 4 users","Up to 15 message streams"],"components":[{"kind":"fixed","amount":15,"period":"month","currency":"USD"},{"per":{"qty":1000,"unit":"emails"},"kind":"metered","amount":1.8,"currency":"USD"}],"description":"For solo developers and smaller teams","contactSales":false,"includedLimits":{"emails":"10,000/mo"}},{"free":false,"name":"Pro","summary":"$16.50/mo + $1.30 per 1,000 overage emails","features":["10,000+ emails/month","Industry-leading deliverability","Customizable retention up to 365 days","10 custom domains","Unlimited emails/day","Inbound email processing","Bulk Email API","Detailed analytics","Up to 6 users","Up to 30 message streams"],"components":[{"kind":"fixed","amount":16.5,"period":"month","currency":"USD"},{"per":{"qty":1000,"unit":"emails"},"kind":"metered","amount":1.3,"currency":"USD"}],"description":"For startups and small businesses","contactSales":false,"includedLimits":{"emails":"10,000/mo"}},{"free":false,"name":"Platform","summary":"$18/mo + $1.20 per 1,000 overage emails","features":["10,000+ emails/month","Industry-leading deliverability","Customizable retention up to 365 days","Unlimited custom domains","Unlimited emails/day","Inbound email processing","Bulk Email API","Detailed analytics","Unlimited users","Unlimited message streams"],"components":[{"kind":"fixed","amount":18,"period":"month","currency":"USD"},{"per":{"qty":1000,"unit":"emails"},"kind":"metered","amount":1.2,"currency":"USD"}],"description":"For agencies and larger teams","contactSales":false,"includedLimits":{"emails":"10,000/mo"}}],"addOns":[{"name":"Dedicated IPs","components":[{"kind":"fixed","amount":50,"period":"month","currency":"USD"}]},{"name":"Custom activity retention","components":[{"kind":"fixed","amount":5,"period":"month","currency":"USD"}]}],"summary":"From $15/mo. Free tier with 100 emails/month. Pay-as-you-go overages starting at $1.80 per 1,000 emails.","currency":"USD","freeTier":true,"sourceUrl":"https://postmarkapp.com","retrievedAt":"2026-08-05T14:11:12.615Z","startingPrice":{"amount":1.2,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | quote | freemium |
| pricing.price_level | low | low |
| pricing.transparent | yes | yes |
| reliability.sla_pct | 99.999 | - |
| reliability.status_page | yes | yes |
| security.disclosure_policy | yes | - |
| security.gdpr | yes | yes |
| security.hipaa | yes | - |
| security.iso27001 | yes | - |
| security.soc2 | yes | - |

## Capabilities (Communication APIs)

| Capability | Agora | Postmark |
|---|:--:|:--:|
| **Channels** |  |  |
| SMS | - | - |
| Voice | ✓ | - |
| WhatsApp | - | - |
| RCS | - | - |
| Transactional email | - | ✓ |
| Video / real-time | ✓ | - |
| In-app chat | ✓ | - |
| Verify / OTP / 2FA | - | - |
| **Messaging** |  |  |
| Two-way messaging | ✓ | ✓ |
| **Reach** |  |  |
| Geographic coverage | Global | Global |
| **Delivery** |  |  |
| Email deliverability tools | - | ✓ |
| **Commercial** |  |  |
| Published per-unit pricing | ✓ | ✓ |

*Source: Vioscale. Generated 2026-09-01T16:36:28.561Z. "-" = undocumented, not absent.*