Ada vs Decagon — Pricing, Plans, and Verified Costs (2026)
Both Ada and Decagon use custom pricing — request quotes from each to compare.
How pricing works
These two tools don't price the same way, so the headline numbers below aren't directly comparable until you plug in your own volume.
- Ada (Per Usage) — Ada bills purely on usage. There is no fixed per-seat fee, so the monthly cost depends entirely on how much you consume.
- Decagon (Per Usage) — Decagon bills purely on usage. There is no fixed per-seat fee, so the monthly cost depends entirely on how much you consume.
Per-minute, per-credit and per-token rates exclude any downstream model, speech or telephony costs unless the vendor states otherwise.
AI-native customer support automation platform. Ada Reasoning Engine deploys autonomous AI agents that resolve customer inquiries end-to-end without human handoff. Enterprise-only, all pricing custom-quoted; reported deals start at $150K+/year, scaling with resolved-conversation volume. Deployed by Meta, Verizon, Air Asia, Shopify.
AI-native customer support agent platform. Decagon builds autonomous AI agents for support ops, focused on complex multi-step resolutions. Enterprise-only, all pricing custom-quoted. Reported deals start $100K+/year; well-known customers include Duolingo, Notion, Substack. Raised $131M Series B in 2026.
All plans compared
| Tier role | Plan | Ada monthly | Ada annual | Decagon monthly | Decagon annual |
|---|---|---|---|---|---|
| Enterprise | Enterprise | Custom | Custom | Custom | Custom |
Tier names differ across vendors. Rows are aligned by tier role, not name. Full tier structures on each tool's page.
What each is best for
Ada is worth it if… enterprise support teams (5M+ tickets/year) that want autonomous AI agents to resolve tier-1 support tickets. Deal size $150K+/year and typical ROI is a 40-60% resolution rate improvement.
Decagon is worth it if… Decagon is worth engaging with if you're a mid-market or enterprise support org looking to replace tier-1 human agents with autonomous AI. Positioning is against Ada and Sierra; Decagon's angle is deep enterprise-workflow integration (Zendesk/Intercom/Salesforce Service Cloud).
Bottom line: Similar positioning, closer to a preference call than a strategic one.
Choose Ada over Decagon if…
Choose Ada if…
- You want to pay only for actual usage (per usage, custom pricing).
- You match the profile Ada is built for: enterprise support teams (5M+ tickets/year) that want autonomous AI agents to resolve tier-1 support tickets.
- You need a general-purpose customer support option rather than a vertical-specific one.
Choose Decagon if…
- You want to pay only for actual usage (per usage, custom pricing).
- You match the profile Decagon is built for: worth engaging with if you're a mid-market or enterprise support org looking to replace tier-1 human agents with autonomous AI.
- You need a general-purpose customer support option rather than a vertical-specific one.
At a glance
| Ada | Decagon | |
|---|---|---|
| Free plan | No | No |
| Entry price | Custom | Custom |
| Enterprise available | Yes | Yes |
| Pricing model | Per Usage | Per Usage |
| Last verified | September 20, 2026 | September 20, 2026 |
| Full pricing | View full pricing | View full pricing |
Pricing last verified September 20, 2026. Tracked daily.