Regie.ai vs Sierra AI

A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.

Regie.ai AI SDR agents that prospect, sequence and dial Visit Sierra AI Branded AI agents for customer experience Visit
RECATOOLS Score 6.7 / 10 7.2 / 10
Capability 7 9
Value for money 6 5
Ease of use 6.5 6
ASEAN readiness 5.5 5
API quality 6 4
Pricing Paid Enterprise
Free tier
Paid from
Has API
Open source
Free to use
Users More than 40% of the Fortune 50 as customers; company reported more than $150M ARR as of early 2026
Founded 2023
Maker
Verdict

Regie bundles three jobs SDR teams usually stitch together — list-building, personalised copy, and dialing — into one agent-driven workflow, and its parallel dialer (up to nine lines) is the feature reps actually rave ab...

Sierra builds bespoke, action-taking AI agents for enterprise customer service — resolving issues, processing cancellations, handling upsells — with deep systems integration and strong guardrails. The May 2026 raise ($95...

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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.