# LiveKit vs Postmark

**Leader by Vioscale score:** Postmark

| Attribute | LiveKit | Postmark |
|---|---|---|
| **Vioscale score** | 52.5 (71% (medium)) | 63.1 (49% (low)) |
| deployment.options | `{"cloud":true}` | `{"cloud":true}` |
| description.long | LiveKit is a platform for developing conversational AI applications with voice and video capabilities. It provides global real-time infrastructure and integrations for telephony, enabling developers to deploy voice agents across web, mobile, and phone interfaces. | 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 | `{"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 | 2 | 22 |
| integrations.list | `[{"name":"OpenAI"},{"name":"SIP"}]` | `[{"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 | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"ios":true,"web":true,"android":true}` | `{"web":true}` |
| pricing | `{"type":"hybrid","plans":[{"free":true,"name":"Build","summary":"$0/mo","features":["Agent deployment","Agent observability","Inference credits","Global edge network","Telephony (1 free number)","Session metrics and analytics","Community support"],"commitment":"monthly","components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"Start with agent deployment, observability, inference credits, and global edge network","contactSales":false},{"free":false,"name":"Ship","summary":"$50/mo","features":["Everything in Build","Team collaboration","Custom voices","Instant rollback to previous deployments","Email support"],"commitment":"monthly","components":[{"kind":"fixed","amount":50,"period":"month","currency":"USD"}],"description":"Everything in Build plus team collaboration and custom voices","contactSales":false},{"free":false,"name":"Scale","summary":"$500/mo","features":["Everything in Ship","Role-based access","Metrics export APIs","Region pinning","Security reports / HIPAA","Inference discounts"],"commitment":"monthly","components":[{"kind":"fixed","amount":500,"period":"month","currency":"USD"}],"description":"Everything in Ship plus role-based access, metrics export APIs, and security reports","contactSales":false},{"free":false,"name":"Enterprise","features":["Everything in Scale","Volume pricing including inference","Shared Slack channel","SSO Support","Support SLA"],"contactSales":true}],"summary":"Free tier (Build: $0/mo) or starting at $50/mo (Ship). Usage-based per-minute pricing for agent sessions, telephony, LLM, STT, and TTS.","currency":"USD","freeTier":true,"sourceUrl":"https://livekit.io","retrievedAt":"2026-08-03T14:26:53.897Z","startingPrice":{"amount":50,"period":"month","currency":"USD"},"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 | commercial | freemium |
| pricing.price_level | low | low |
| pricing.transparent | no | yes |
| reliability.status_page | yes | yes |
| security.disclosure_policy | yes | - |
| security.gdpr | yes | yes |
| security.hipaa | yes | - |
| security.soc2 | yes | - |

## Capabilities (Communication APIs)

| Capability | LiveKit | 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 2026-09-01T14:52:58.136Z. "-" = undocumented, not absent.*