agent · email ai agents
Inbox Zero vs ShortWave
59 fields both were evaluated on, 32 of them different — including where one discloses something the other does not. Every value links to the document it came from. 27 further fields are disclosed by neither and are listed at the end rather than tabled.
Assurance
| Field | Inbox Zero | ShortWave |
|---|---|---|
| Explainability· | “Our AI learns your unique voice and style from the emails you send, so it can write emails that sound just like you”www.shortwave.com · checked Aug 2, 2026 | |
| Permission scopes· | Enterprise tier offers SSO and SCIM for identity/access management “Need SSO, SCIM, on-premise deployment, or a dedicated account manager?”www.getinboxzero.com · checked Aug 9, 2026 | no public information www.shortwave.com · checked Aug 2, 2026 |
| Compliance certifications· | Meets the strict requirements of CASA Tier 2 compliance “Enterprise-grade security Meets the strict requirements of CASA Tier 2 compliance”www.shortwave.com · checked Aug 2, 2026 | |
| Regulatory alignment· | no public information www.shortwave.com · checked Aug 2, 2026 | |
| Dispute process· | “Yes, if you don't think we provided you with value send us an email within 14 days of upgrading and we'll refund you”www.getinboxzero.com · checked Aug 6, 2026 | no public information www.shortwave.com · checked Aug 2, 2026 |
Agency
| Field | Inbox Zero | ShortWave |
|---|---|---|
| Human oversight· | no public information www.shortwave.com · checked Aug 2, 2026 | |
| Goal complexity· | “organizes your inbox and calendar, drafts replies in your voice, and helps you reach inbox zero fast”www.getinboxzero.com · checked Aug 6, 2026 | no public information www.shortwave.com · checked Aug 2, 2026 |
| Action space· | Reads emails, drafts replies, and manages the inbox across channels. “Read emails, draft replies, and manage your inbox from Slack, Telegram, mobile, or the web, without switchin”www.getinboxzero.com · checked Aug 9, 2026 | no public information www.shortwave.com · checked Aug 2, 2026 |
| Operating environment· | Operates across Slack, Telegram, mobile, and web. “Read emails, draft replies, and manage your inbox from Slack, Telegram, mobile, or the web, without switchin”www.getinboxzero.com · checked Aug 9, 2026 | no public information www.shortwave.com · checked Aug 2, 2026 |
| Initiative· | “Automatically organized. Never miss an important email again.”www.getinboxzero.com · checked Aug 6, 2026 | no public information www.shortwave.com · checked Aug 2, 2026 |
Safety
| Field | Inbox Zero | ShortWave |
|---|---|---|
| Safety policy· | “Privacy first and open source Your data stays private — no AI training, no funny business”www.getinboxzero.com · checked Aug 6, 2026 | no public information www.shortwave.com · checked Aug 2, 2026 |
| Incident reporting· | “How can I request a feature? Email us or post an issue on GitHub”www.getinboxzero.com · checked Aug 6, 2026 | no public information www.shortwave.com · checked Aug 2, 2026 |
| Third-party evaluations· | no public information www.shortwave.com · checked Aug 2, 2026 | |
| Data handling· | “Privacy first and open source Your data stays private — no AI training, no funny business”www.getinboxzero.com · checked Aug 6, 2026 | “Advanced privacy features Our image proxy & tracking pixel blocking keep your privacy intact”www.shortwave.com · checked Aug 2, 2026 |
Practicality
| Field | Inbox Zero | ShortWave |
|---|---|---|
| Pricing model· | “Get started for free No credit card required”www.shortwave.com · checked Aug 2, 2026 | |
| Price point· | “Get started for free No credit card required”www.shortwave.com · checked Aug 2, 2026 | |
| Availability· | “Get started for free No credit card required”www.shortwave.com · checked Aug 2, 2026 | |
| Deployment options· | “you can even self-host Inbox Zero if you want total control”www.getinboxzero.com · checked Aug 6, 2026 | “Available on iOS, Android, Mac & Windows”www.shortwave.com · checked Aug 2, 2026 |
| Integrations· | Multi-surface: Slack, Telegram, mobile (iOS/Android), and web “Read emails, draft replies, and manage your inbox from Slack, Telegram, mobile, or the web, without switching apps.”www.getinboxzero.com · checked Aug 9, 2026 | “Connect the AI to your Slack, Calendar, Notion, Asana, Hubspot, and more so you can automate workflows without ever leaving your inbox.”www.shortwave.com · checked Aug 2, 2026 |
| Support model· | “Priority support Dedicated onboarding manager”www.getinboxzero.com · checked Aug 6, 2026 | no public information www.shortwave.com · checked Aug 2, 2026 |
Foundation models
| Field | Inbox Zero | ShortWave |
|---|---|---|
| Base models· | no public information www.getinboxzero.com · checked Aug 6, 2026 | Use the very latest AI models from the top research labs “Advanced intelligence Use the very latest AI models from the top research labs”www.shortwave.com · checked Aug 2, 2026 |
| Model provider· | no public information www.getinboxzero.com · checked Aug 6, 2026 | Use the very latest AI models from the top research labs “Advanced intelligence Use the very latest AI models from the top research labs”www.shortwave.com · checked Aug 2, 2026 |
| Fine-tuning· | no public information www.getinboxzero.com · checked Aug 6, 2026 | “Our AI learns your unique voice and style from the emails you send, so it can write emails that sound just like you”www.shortwave.com · checked Aug 2, 2026 |
Ecosystem
| Field | Inbox Zero | ShortWave |
|---|---|---|
| Tool use· | no public information www.getinboxzero.com · checked Aug 9, 2026 | “Connect the AI to your Slack, Calendar, Notion, Asana, Hubspot, and more so you can automate workflows without ever leaving your inbox.”www.shortwave.com · checked Aug 2, 2026 |
| Multi-agent· | no public information www.getinboxzero.com · checked Aug 6, 2026 | “Shortwave integrates with our sister product Tasklet to automatically draft replies, add team comments, and connect to 3,000+ apps.”www.shortwave.com · checked Aug 2, 2026 |
| API access· | “How can I request a feature? Email us or post an issue on GitHub”www.getinboxzero.com · checked Aug 6, 2026 | no public information www.shortwave.com · checked Aug 2, 2026 |
| Open source· | “Open-source. See exactly what the code does”www.getinboxzero.com · checked Aug 6, 2026 | no public information www.shortwave.com · checked Aug 2, 2026 |
Impact
| Field | Inbox Zero | ShortWave |
|---|---|---|
| User base· | thousands of companies big and small “Empowering ambitious teams at thousands of companies big and small”www.shortwave.com · checked Aug 2, 2026 | |
| Deployment scale· | “Join 20,000+ professionals, including people at:”www.getinboxzero.com · checked Aug 6, 2026 | “Get started for free No credit card required Available on iOS, Android, Mac & Windows”www.shortwave.com · checked Aug 2, 2026 |
| Target sectors· | no public information www.getinboxzero.com · checked Aug 6, 2026 | ambitious teams at thousands of companies big and small “Empowering ambitious teams at thousands of companies big and small”www.shortwave.com · checked Aug 2, 2026 |
| High-risk domains· | no public information www.shortwave.com · checked Aug 2, 2026 | |
| Market recognition· | #1 Product of the Day on Product Hunt; also #1 GitHub Trending “#1 Product Hunt Product of the Day on Product Hunt”www.getinboxzero.com · checked Aug 9, 2026 | no public information www.shortwave.com · checked Aug 18, 2026 |
Disclosed by neither
Both Inbox Zero and ShortWave publish nothing on these 27 fields. That is a finding about the category rather than a difference between them, so it is recorded here instead of as 27 identical table rows. Each is shown with its source check on the individual profiles.
- Autonomy level
- Documented incidents
- Supported regions
- Model swappable
- Open weights
- Context window
- Protocols supported
- Marketplace presence
- Safety evaluations
- Red teaming
- Usage restrictions
- Model or system card
- Insurance available
- Own liability cover
- Insurance carriers
- Coverage limits
- Indemnification
- Liability cap
- Audit trail
- Tamper-evident log
- Runtime governance
- Outcome-based pricing
- Settlement mechanism
- Asset custody
- SLA terms
- Evaluation coverage
- Self-reported performance
Questions
- How do Inbox Zero and ShortWave compare on action space?
- Inbox Zero: Reads emails, drafts replies, and manages the inbox across channels.. ShortWave: no public information disclosed.
- How do Inbox Zero and ShortWave compare on operating environment?
- Inbox Zero: Operates across Slack, Telegram, mobile, and web.. ShortWave: no public information disclosed.
- How do Inbox Zero and ShortWave compare on target sectors?
- Inbox Zero: no public information disclosed. ShortWave: ambitious teams at thousands of companies big and small.
- How do Inbox Zero and ShortWave compare on market recognition?
- Inbox Zero: #1 Product of the Day on Product Hunt; also #1 GitHub Trending. ShortWave: no public information disclosed.
- How do Inbox Zero and ShortWave compare on base models?
- Inbox Zero: no public information disclosed. ShortWave: Use the very latest AI models from the top research labs.
- How do Inbox Zero and ShortWave compare on model provider?
- Inbox Zero: no public information disclosed. ShortWave: Use the very latest AI models from the top research labs.