LiveKit vs Synthflow — Pricing, Plans, and Verified Costs (2026)
LiveKit starts at $50/mo. Synthflow starts at $29/mo. Synthflow is $21/mo cheaper on the entry tier than LiveKit.
How pricing works
These two tools don't price the same way, so the headline numbers below aren't directly comparable until you plug in your own volume.
- LiveKit (Hybrid) — LiveKit is hybrid: a fixed subscription from $50/mo plus metered usage on top. Your real bill moves with volume, not seat count.
- Synthflow (Hybrid) — Synthflow is hybrid: a fixed subscription from $29/mo plus metered usage on top (Starter). Your real bill moves with volume, not seat count.
Per-minute, per-credit and per-token rates exclude any downstream model, speech or telephony costs unless the vendor states otherwise.
Open-source real-time audio/video infrastructure. LiveKit powers WebRTC for voice, video, and AI agent applications. Cloud pricing: Free tier (100 max concurrent participants, 10K minutes/mo), Build $50/mo (500 participants, 150K minutes), Ship $500/mo (3K participants, 1.5M minutes), Enterprise custom. Self-hosted is fully free (Apache 2.0). LiveKit Agents framework powers voice AI at OpenAI (ChatGPT Advanced Voice), Character.ai, and many voice startups.
No-code AI voice agent builder with tiered subscriptions + per-minute overages. Starter $29 (50 min), Pro $99 (200 min), Growth $449 (1000 min), Agency $899 (2000 min), Enterprise custom (10K+ min). White-label option runs ~$2,000/mo. Voice engine alone ~$0.09/min; all-in $0.15–0.37/min with LLM + telephony.
All plans compared
| Tier role | Plan | LiveKit monthly | LiveKit annual | Synthflow monthly | Synthflow annual |
|---|---|---|---|---|---|
| Free / starter | Self-hosted / — | Free | Free | — | — |
| Entry paid | Ship / Starter | $50 | $50 | $29 | $29 |
| Mid tier 1 | — / Pro | — | — | $99 | $99 |
| Mid tier 2 | — / Growth | — | — | $449 | $449 |
| Pro / power | Scale / Agency | $500 | $500 | $899 | $899 |
| Enterprise | Enterprise | Custom | Custom | Custom | Custom |
Tier names differ across vendors. Rows are aligned by tier role, not name. Full tier structures on each tool's page.
What each is best for
LiveKit is worth it if… developers building real-time voice or video features into their products — voice AI agents, video conferencing, live streams. 0).
Synthflow is worth it if… small businesses and agencies that want no-code AI voice agents without touching a developer platform like Vapi or Retell. Starter ($29) makes prototyping cheap.
Bottom line: Similar positioning, closer to a preference call than a strategic one.
Choose LiveKit over Synthflow if…
Choose LiveKit if…
- You're fine with a base subscription plus metered usage on top (from $50/mo).
- You match the profile LiveKit is built for: developers building real-time voice or video features into their products — voice AI agents, video conferencing, live streams.
- You need a general-purpose voice agents & speech/audio option rather than a vertical-specific one.
Choose Synthflow if…
- You're fine with a base subscription plus metered usage on top (from $29/mo).
- You match the profile Synthflow is built for: small businesses and agencies that want no-code AI voice agents without touching a developer platform like Vapi or Retell.
- You need a general-purpose voice agents & speech/audio option rather than a vertical-specific one.
At a glance
| LiveKit | Synthflow | |
|---|---|---|
| Free plan | No | No |
| Entry price | $50/mo | $29/mo |
| Enterprise available | Yes | Yes |
| Pricing model | Hybrid | Hybrid |
| Last verified | September 20, 2026 | September 10, 2026 |
| Full pricing | View full pricing | View full pricing |
Pricing last verified September 20, 2026. Tracked daily.