Shortwave vs Windsurf: 2026 comparison
AI email client — natural-language search, summary, scheduled send, and AI-drafted replies grounded in your inbox.
Shortwave vs Windsurf — specs
| Spec | Shortwave | Windsurf |
|---|---|---|
| Agent Rank | 72 / 100 (A) | 78 / 100 (A) |
| Autonomy | Assistant | Semi-autonomous |
| Pricing | Freemium · from $9 | Freemium · from $15 |
| Open source | No | No |
| Capabilities | RAG, Memory, Tool use | Code, Tool use, Memory, Browser |
| Integrations | 3 apps | 2 apps |
| Verified | Verified | Verified |
| Released | Feb 2025 | Apr 2025 |
Agent Rank breakdown
- Autonomy fit
- 7
- Capabilities
- 6
- Integrations
- 6
- Pricing value
- 8
- Polish & maturity
- 6
- Verifiability
- 10
Auto-computed from autonomy, capabilities, integrations, pricing, maturity and editorial verification. Updated every deploy. How is this computed?
- Autonomy fit
- 8
- Capabilities
- 8
- Integrations
- 4
- Pricing value
- 8
- Polish & maturity
- 9
- Verifiability
- 10
Auto-computed from autonomy, capabilities, integrations, pricing, maturity and editorial verification. Updated every deploy. How is this computed?
Pros & cons
- +Best AI-native email client in 2026 — search, summarize, draft all natural-language
- +Built specifically for Gmail; faster + smarter than Gmail itself
- +Cheap relative to Superhuman with better AI features
- −Gmail-only — no Outlook support
- −AI assistant is helpful but not yet revolutionary
- −Smaller user base means fewer integrations than Gmail/Outlook ecosystems
- +Cascade agent flows are the strongest "watch it work" UI in any IDE-native agent
- +Cheapest Pro tier in the category at $15/month
- +Codeium has a deep model team — completion quality consistently leads
- −Smaller ecosystem of extensions than Cursor
- −Pro Ultimate ($60) is opaque on which models are actually premium
- −Memory feature less mature than Cursor + Claude Code memories
Pricing
- +Basic AI summary
- +90-day search
- +Unlimited search
- +AI assistant
- +Scheduled send
- +Shared inboxes
- +Send delegation
- +Admin controls
- +Limited Cascade flow runs
- +Standard models
- +Editor + chat
- +Unlimited Cascade flows
- +All Pro models
- +Background agents
- +Memories
- +Highest model priority
- +Premium models included
- +Higher concurrency
- +SSO + admin
- +Usage analytics
- +Shared memories
Which one should you pick?
Pick Windsurf if you want the highest autonomy and the verification loop is in place.
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Frequently asked
Should I pick Shortwave or Windsurf in 2026?+
Pick Shortwave if cost is the main constraint. Pick Windsurf if you want the highest autonomy and the verification loop is in place. Most working teams running both can use Shortwave for primary work and Windsurf for the workflows where its specific strengths matter.
What's the price difference between Shortwave and Windsurf?+
Shortwave starts at Freemium · from $9; Windsurf starts at Freemium · from $15. Shortwave is the cheaper entry option. For team deployments the TCO can differ — use the AI Agent Rank TCO calculator for your specific volume.
Which is more autonomous, Shortwave or Windsurf?+
Windsurf is the more autonomous of the two (Semi-autonomous vs Assistant). Higher autonomy ships throughput faster but requires verification loops in place — see our autonomous-vs-copilot framing for when each tier wins.