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Ranking · business calls

Best AI voice agents for business calls

The platforms that actually place and answer live phone calls, ranked for a calls buyer. The score leans on ease of setup and value per minute (the things that decide a phone deployment), with voice quality and range still counted. Cost is the all-in per minute. Narration-only voice engines sit on their own ranking.

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Editorial preview. The 1 to 10 scores are our provisional opinion to get the framework in place, not yet from blind test calls. Cost, voice counts and narration prices are sourced and dated on each platform's page.

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Best AI voice agents for business calls, ranked
Platform Overall Ease of use Value The total you actually pay for one minute of conversation once every piece is added up: the platform, the AI, the voice and the phone line.
1
Speechify Voice engine
From $0.06/min
8.2 Excellent 8 9 $0.06–0.07
2
ElevenLabs Voice engine
Best voice quality
From $0.08/min
8.1 Excellent 7 7 $0.08–0.25
3
Retell AI Full platform
From $0.07/min
7.4 Strong 7 7 $0.07–0.31
4
Ringly.io Full platform
From $0.19/min
7.3 Strong 9 6 $0.19–0.35
5
LiveKit Dev framework
Most flexible
From $0.02/min
7 Strong 4 9 $0.02–0.20
6
Cartesia Voice engine
FastestBudget pick
From $0.08/min
7 Strong 5 7 $0.08–0.15
7
Vapi Full platform
Most flexible
From $0.05/min
6.9 Strong 5 7 $0.05–0.30
8
Synthflow Full platform
Visit Synthflow
6.9 Strong 10 4 Custom
9
ServiceAgent Full platform
From $0.30/min
6.8 Strong 8 6 $0.30–0.60
10
Trillet AI Full platform
From $0.05/min
6.7 Strong 7 7 $0.05–0.12
11
Bland Full platform
Best value
From $0.11/min
6.7 Strong 7 7 $0.11–0.14
12
Telnyx Full platform
Most flexible
From $0.06/min
6.6 Strong 5 8 $0.06–0.20
13
Pipecat Dev framework
From $0.03/min
6.5 Strong 3 9 $0.03–0.20
14
CloudTalk Full platform
From $0.15/min
6.5 Strong 8 6 $0.15–0.35
15
Hermes Full platform
From $0.21/min
6.5 Strong 8 6 $0.21–0.24
16
OpenAI Realtime API Dev framework
From $0.07/min
6.4 Capable 4 7 $0.07–0.48
17
Frontdesk Full platform
From $0.07/min
6 Capable 8 6 $0.07–0.25
18
PolyAI Enterprise
Visit PolyAI
5 Fair 4 4 Custom
19
Cognigy Enterprise
Visit Cognigy
4.7 Fair 5 3 Custom
20
Sierra Enterprise
Visit Sierra
4.4 Limited 4 3 Custom

Ranked by our calls-weighted score (ease and value lead; voice quality and range still count, in the Overall), then cheapest all-in. The four sub-scores in full and the voice library are on each platform's page. Scores are an editorial preview; every price is sourced and dated on the platform's own page.