Agentic AI Comparison:
Osvi AI vs Smoove Call
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Introduction
This report provides a detailed comparison between Smoove Call (https://smoovecall.com/) and Osvi AI (https://osvi.ai), two AI voice agent platforms, evaluated across key metrics: autonomy, ease of use, flexibility, cost, and popularity. Scores are on a 1-10 scale based on available reviews and feature analyses from recent tests.
Overview
Smoove Call
Smoove Call is an AI voice agent platform praised for its clean UI/UX, robust API documentation, unique features like call load balancing and branching, and strong developer tools including extensive call analysis, voicemail detection, and workflow controls. It excels in inbound use cases with good post-call data processing but has a slightly higher learning curve for granular outbound settings.
Osvi AI
Osvi AI focuses on agent flows and customizable AI voice interactions (https://osvi.ai/blogs/agent-flows), supporting extensive LLM, speech, and transcriber providers for high flexibility. It emphasizes low-latency on-premise models, natural conversations, and scalability, positioning it as a versatile platform for both simple and advanced deployments.
Metrics Comparison
autonomy
Osvi AI: 9
Advanced on-premise LLM support (e.g., Llama 3.3 70B), fast endpointing, and turn-taking allow for highly autonomous, natural multi-turn conversations with minimal human intervention.
Smoove Call: 8
Strong independent features like call load balancing, branching, voicemail detection, and intelligent outbound recall handling enable high operational independence without constant oversight.
Osvi AI edges out with superior low-latency AI infrastructure for more lifelike autonomy, while Smoove Call shines in specialized call management features.
ease of use
Osvi AI: 8
Simple scaling, broad provider support, and low-latency setup make it accessible, though extensive options may require some configuration familiarity.
Smoove Call: 7
Clean UI/UX and great for beginners in inbound scenarios, but noted higher learning curve (4/10 in one review) and less granular settings compared to UI-focused competitors.
Both are user-friendly, but Smoove Call's intuitive interface suits non-technical users better for quick starts, while Osvi AI offers balanced ease with power.
flexibility
Osvi AI: 10
Supports nearly all LLMs (Gemini, Claude, Grok), speech, and transcriber providers, plus local models, offering unmatched integration and adaptability.
Smoove Call: 9
API-focused with SDKs, extensive server/client messaging, multi-state workflows, and in-house evaluations provide robust customization for developers.
Osvi AI leads in provider ecosystem flexibility, ideal for custom stacks; Smoove Call excels in voice-specific workflow versatility.
cost
Osvi AI: 8
On-premise models reduce latency costs; more expensive due to frequent LLM requests but better hosting value than some UI-based rivals.
Smoove Call: 7
No specific pricing detailed, but positioned as efficient for inbound with good value in post-call processing; comparable to platforms with flat per-minute models.
Osvi AI likely offers stronger long-term value through self-hosting options, while Smoove Call provides solid efficiency without highlighted premiums.
popularity
Osvi AI: 7
Ranked highly (S/A-tier) in comprehensive voice AI platform tests for speed and infrastructure, with active updates boosting visibility.
Smoove Call: 6
Frequently tested and positively reviewed in 2025-2026 YouTube benchmarks alongside top platforms like VAPI and LiveKit, indicating growing agency adoption.
Osvi AI shows slightly higher benchmark rankings; both gain traction but trail more established names like Synthflow or VAPI in mentions.
Conclusions
Osvi AI outperforms overall (average score 8.4) due to exceptional flexibility and autonomy from broad provider support and low-latency AI, making it ideal for advanced, scalable deployments. Smoove Call (average 7.4) is a strong contender for developer-friendly inbound and workflow-heavy use cases with excellent APIs. Choice depends on needs: Osvi for max customization, Smoove for polished voice features.