ElevenLabs vs PostHog
Best-in-class AI text-to-speech + voice cloning + Conversational AI
vs. Open source product analytics — all-in-one dev tool
Pricing tiers
ElevenLabs
Free
10k credits/month. No voice cloning. Limited API.
Free
Starter
$6/mo. 30k credits. Instant voice cloning. Limited API.
$6/mo
Creator
$11/mo (first month 50% off). 121k credits. Professional cloning. Full API.
$11/mo
Pro
$99/mo. 600k credits. 44.1 kHz PCM API. Professional cloning.
$99/mo
Scale
$299/mo. 1.8M credits. 3 professional voice clones.
$299/mo
Business
$990/mo. 6M credits. 10 pro clones. Low-latency TTS API.
$990/mo
Enterprise
Custom. Unlimited pro clones + full access.
Custom
PostHog
Free (generous)
No credit card. Each product has its own free monthly quota. Great for startups + OSS.
Free
Paid (usage-based)
Pay only what you use, after free quotas. Volume discounts at higher tiers. 6 projects, 7-year retention.
$0 base (usage-based)
Self-Hosted (OSS)
MIT-licensed. Run on your own infra via Docker/k8s. Zero vendor lock-in.
$0 base (usage-based)
Enterprise
Custom. SAML SSO, dedicated CSM, custom SLA.
Custom
Free-tier quotas head-to-head
Comparing free on ElevenLabs vs free on PostHog.
| Metric | ElevenLabs | PostHog |
|---|---|---|
| data warehouse rows | — | 1000000 rows/month |
| error tracking exceptions | — | 100000 exceptions/month |
| feature flags requests | — | 1000000 requests/month |
| llm analytics events | — | 100000 events/month |
| logs gb | — | 50 GB/month |
| product analytics events | — | 1000000 events/month |
| projects | — | 1 projects |
| retention years | — | 1 year |
| session replay recordings | — | 5000 recordings/month |
| surveys responses | — | 1500 responses/month |
| team members | — | unlimited members |
Features
ElevenLabs · 13 features
- Conversational AI — Voice agents with LLM orchestration + tools.
- Dubbing Studio — Auto-dub video to target languages with lip-sync.
- Projects — Long-form narration workflow — books, podcasts.
- Realtime Streaming — Low-latency TTS streaming via WebSocket.
- Scribe (STT) — High-accuracy speech-to-text with speaker diarization.
- Sound Effects — AI-generated SFX from text prompts.
- Text to Sound — Generate music + sound from text.
- Text-to-Speech — Studio-quality TTS across 29 languages with emotion control.
- Voice Changer — Transform one voice into another preserving delivery.
- Voice Cloning — Instant (short sample) + Professional (30 min +) voice cloning.
- Voice Design — Design voices from text descriptions.
- Voice Library — 3,000+ community voices. License per-voice.
- Voiceover Studio — Multi-character voiceover timeline.
PostHog · 14 features
- A/B Testing — Experiments with significance analysis.
- Data Pipelines — Export events to BigQuery, Snowflake, S3.
- Data Warehouse — Query external sources (Stripe, Hubspot, S3) alongside events with SQL.
- Error Tracking — Sentry-style error tracking in same platform.
- Feature Flags — Rollout flags with targeting, A/B testing, JSON payloads.
- LLM Analytics — Tracing + cost tracking for OpenAI, Anthropic, Gemini, etc.
- Logs — Centralized log ingest with free 50 GB/month.
- Product Analytics — Events, funnels, trends, retention, paths. SQL insights available.
- Revenue Tracking — Integration with Stripe for revenue + churn metrics.
- Self-Hosting — Docker/Helm. Full feature parity with cloud.
- Session Replay — Watch user sessions. Privacy controls, masked inputs, JS errors.
- SQL Query API — Run ClickHouse SQL over your events via API.
- Surveys — In-app surveys + feedback widgets.
- Workflows — Trigger emails/webhooks on events.
Developer interfaces
| Kind | ElevenLabs | PostHog |
|---|---|---|
| SDK | elevenlabs (Node), elevenlabs (Python) | posthog-android, posthog-flutter, posthog-go, posthog-ios (Swift), posthog-js, posthog-node, posthog-php, posthog-python, posthog-react-native, posthog-ruby |
| REST | ElevenLabs REST API | PostHog REST API |
| MCP | ElevenLabs MCP | PostHog MCP |
| OTHER | Webhooks, WebSocket Streaming | Webhooks + Actions |
Staxly is an independent catalog of developer platforms. Outbound links to ElevenLabs and PostHog are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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