Sistava vs ElevenLabs Agents
AI Voice and Phone
ElevenLabs Agents vs Sistava
ElevenLabs is the reference point for generative voice quality, and its Agents product extends that into conversational agents that talk, type and take action across phone, web and apps, with more than 2 million agents created and 33 million conversations handled. It raised $500M at an $11B valuation in February 2026. Sistava uses voice as one channel attached to an employee that also works over email, Slack, WhatsApp and the browser, sharing one memory across all of them.
Profile
- Pricing
- Agents run at roughly $0.10 per minute, dropping to around $0.08 per minute on the Business tier. Separate subscription tiers cover text-to-speech and voice cloning volume, from a free tier upward.
- Founded
- 2022, London
- Funding
- $500M raised in February 2026 led by Sequoia Capital at an $11B valuation, with Andreessen Horowitz and Iconiq. Over $330M ARR at the end of 2025
- Focus
- Best-in-class generative voice, plus conversational agents across phone, web and apps
Why Sistava
- Sistava attaches voice to an employee with a role, memory and a task list, so a call updates the same context the emails use. ElevenLabs Agents handle the conversation itself.
- Sistava covers sales, marketing, support, operations and finance as hireable roles. ElevenLabs is voice infrastructure and agents built on it.
- Sistava employees run scheduled proactive work and file work journals. ElevenLabs agents respond within a conversation session.
- Sistava connects thousands of apps plus custom MCP servers, with per-tool approval gates. ElevenLabs exposes tool calling that you wire yourself.
- Sistava prices as a flat plan with a credit pool covering every channel. ElevenLabs bills per minute of conversation on top of subscription tiers.
Feature Comparison
| Feature | ElevenLabs Agents | Sistava |
|---|---|---|
| ✗ | ✓ | |
| Category-leading | Good, via provider models | |
| Core product | Multilingual voice channel | |
| ✓ | ✓ | |
| Voice and conversation | Sales, Marketing, Support, Ops | |
| ✗ | ✓ | |
| ✗ | ✓ | |
| Knowledge retrieval within a session | Layered short-term, long-term, graph | |
| ✗ | ✓ | |
| ✗ | ✓ | |
| ✗ | ✓ | |
| ~$0.10/min, ~$0.08/min on Business | Credit pool per plan | |
| Free tier, then per-minute | Free (2,000 lifetime credits) + $49/mo |