ElevenLabs Agents vs Synthflow

as AI assistants see them, week of 2026-09-21

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ElevenLabs Agents edges out Synthflow overall, scoring 26 versus 22, and gets named more often too: 27 of 60 answers compared with 24 of 60. Head-to-head across shared questions, it's dead even, each platform winning 6 questions to the other's 6, with 8 tied. ElevenLabs Agents shows up in every answer for topics like best voice agents overall, non-English support, developer-friendliness and natural-sounding voice, but never appears for appointment booking or contact-centre questions. Synthflow, meanwhile, sweeps the no-code builder question (3 of 3) and does well on AI receptionist and appointment-booking queries, but is absent from language-support and analytics questions entirely.

Head to head

metric	ElevenLabs Agents	Synthflow
score	26	22
questions won	15	12

By assistant

ElevenLabs Agents

assistant	score	named in, this week	usual spot, this week
ChatGPT	31	40% of answers	#2.9
Claude	34	70% of answers	#8.0
Gemini	not sampled this week
Perplexity	16	25% of answers	#4.6

Synthflow

assistant	score	named in, this week	usual spot, this week
ChatGPT	35	50% of answers	#3.8
Claude	27	60% of answers	#9.3
Gemini	not sampled this week
Perplexity	9	10% of answers	#2.0

Where they differ

Only ElevenLabs Agents gets named for

Which voice AI platform sounds the most natural?
What's the best AI voice agent for languages other than English?
Which voice AI platform is best for developers?
Which AI voice agent has the lowest latency?
What's the best AI voice agent for inbound customer support calls?

Only Synthflow gets named for

What's the best AI voice agent for booking appointments?
What's the best AI voice agent for a restaurant or clinic taking bookings?

More comparisons

Not sold on either?

Scores count how often each assistant names a product, weighted by position. How the score works · Full AI voice agents leaderboard