MailKite vs OpenMail
55 fields both were evaluated on, 25 of them different — including where one discloses something the other does not. Every value links to the document it came from. 30 further fields are disclosed by neither and are listed at the end rather than tabled.
Assurance
| Field | MailKite | OpenMail |
|---|---|---|
| Runtime governance· | no public information mailkite.dev · checked Aug 1, 2026 | Allowlists and blocklists by email or domain — scoped per account, pod, or inbox “Sender rules Allowlists and blocklists by email or domain — scoped per account, pod, or inbox.”www.openmail.sh · checked Aug 6, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations |
| Permission scopes· | no public information mailkite.dev · checked Aug 1, 2026 | scoped per account, pod, or inbox “Sender rules Allowlists and blocklists by email or domain — scoped per account, pod, or inbox.”www.openmail.sh · checked Aug 6, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations |
| Compliance certifications· | “Compliant by design GDPR Compliant PCI Compliant CCPA Compliant”mailkite.dev · checked Aug 1, 2026 | GDPR “every customer is covered by GDPR — not as a checkbox, but as a legal guarantee.”www.openmail.sh · checked Aug 6, 2026 |
| Regulatory alignment· | “Compliant by design GDPR Compliant PCI Compliant CCPA Compliant”mailkite.dev · checked Aug 1, 2026 | GDPR “every customer is covered by GDPR — not as a checkbox, but as a legal guarantee.”www.openmail.sh · checked Aug 6, 2026 |
Agency
| Field | MailKite | OpenMail |
|---|---|---|
| Autonomy level· | no public information mailkite.dev · checked Aug 1, 2026 | 5 “Channel Fully autonomous Incoming email triggers an autonomous reply. No human in the loop.”www.openmail.sh · checked Aug 6, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations |
| Human oversight· | no public information mailkite.dev · checked Aug 1, 2026 | No human in the loop “Channel Fully autonomous Incoming email triggers an autonomous reply. No human in the loop.”www.openmail.sh · checked Aug 6, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations |
| Goal complexity· | no public information mailkite.dev · checked Aug 1, 2026 | multi-step “Signup automation Browser agents that can actually sign up. OTP codes, verification emails, 2FA - your agent handles the full signup flow without a human in the loop.”www.openmail.sh · checked Aug 6, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations |
| Action space· | “Send, receive, and auto-reply across unlimited domains, free .”mailkite.dev · checked Aug 1, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations | read, write “OpenMail is a real email API for AI agents. Give each agent its own inbox, send and receive email, and get replies instantly.”www.openmail.sh · checked Aug 6, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations |
| Operating environment· | “Email for developers and their teams . Agents and humans, one platform.”mailkite.dev · checked Aug 1, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations | email “OpenMail is a real email API for AI agents.”www.openmail.sh · checked Aug 6, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations |
| Initiative· | “Turn on auto-reply and it triages, answers, filters spam, tags, and escalates on its own.”mailkite.dev · checked Aug 1, 2026 | can self-initiate “Channel Fully autonomous Incoming email triggers an autonomous reply. No human in the loop.”www.openmail.sh · checked Aug 6, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations |
Safety
| Field | MailKite | OpenMail |
|---|---|---|
| Data handling· | “Compliant by design GDPR Compliant PCI Compliant CCPA Compliant”mailkite.dev · checked Aug 1, 2026 | GDPR-compliant data handling “every customer is covered by GDPR — not as a checkbox, but as a legal guarantee.”www.openmail.sh · checked Aug 6, 2026 |
Practicality
| Field | MailKite | OpenMail |
|---|---|---|
| Pricing model· | ||
| Price point· | “Beta 50% off your first year — founding rate for the first 1,000 customers.”mailkite.dev · checked Aug 1, 2026 | Start For Free “Start For Free → No credit card required · Cancel anytime”www.openmail.sh · checked Aug 6, 2026 |
| Availability· | “Beta 50% off your first year — founding rate for the first 1,000 customers.”mailkite.dev · checked Aug 1, 2026 | no public information www.openmail.sh · checked Aug 6, 2026 |
| Deployment options· | no public information mailkite.dev · checked Aug 1, 2026 | SaaS “One command to give OpenClaw or Claude Code a real inbox. Or talk directly to the REST API — WebSocket for instant replies, no polling.”www.openmail.sh · checked Aug 6, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations |
| Integrations· | no public information mailkite.dev · checked Aug 1, 2026 | Claude Code, LangChain, Vercel AI SDK, OpenClaw, Hermes, NanoClaw “Integrates with Works where you work. Claude Code LangChain Vercel AI SDK OpenClaw Hermes NanoClaw”www.openmail.sh · checked Aug 6, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations |
| Supported regions· | no public information mailkite.dev · checked Aug 1, 2026 | EU “We're EU-Based. That's Not a Footnote — It's the Point. OpenMail is built in the EU, runs in the EU, and every customer is covered by GDPR — not as a checkbox, but as a legal guarantee.”www.openmail.sh · checked Aug 6, 2026 |
Ecosystem
| Field | MailKite | OpenMail |
|---|---|---|
| Protocols supported· | “MCP, an AI skill, or REST”mailkite.dev · checked Aug 1, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations | Webhooks, WebSocket “Webhooks or WebSocket — pick what fits your stack.”www.openmail.sh · checked Aug 6, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations |
| Tool use· | “Same tools your agent gets over MCP, an AI skill, or REST.”mailkite.dev · checked Aug 1, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations | Tool On demand “Tool On demand The agent sends and reads email when you ask.”www.openmail.sh · checked Aug 6, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations |
| API access· | no public information mailkite.dev · checked Aug 1, 2026 | yes “Or talk directly to the REST API — WebSocket for instant replies, no polling.”www.openmail.sh · checked Aug 6, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations |
| Marketplace presence· | “Works in Claude Code, Cursor, Codex, Amp, and any agent that reads Agent Skills.”mailkite.dev · checked Aug 1, 2026 | ClawHub “Install the OpenMail skill from ClawHub”www.openmail.sh · checked Aug 6, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations |
Impact
| Field | MailKite | OpenMail |
|---|---|---|
| User base· | “Beta 50% off your first year — founding rate for the first 1,000 customers.”mailkite.dev · checked Aug 1, 2026 | no public information www.openmail.sh · checked Aug 6, 2026 |
| Deployment scale· | “Beta 50% off your first year — founding rate for the first 1,000 customers.”mailkite.dev · checked Aug 1, 2026 | no public information www.openmail.sh · checked Aug 6, 2026 |
| Target sectors· | “Email for developers and their teams .”mailkite.dev · checked Aug 1, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations | support “AI support inbox Support that replies itself. Your agent receives, triages, and threads support emails.”www.openmail.sh · checked Aug 6, 2026 Not in our latest capture. We captured this page again on Sep 10, 2026 and this quote was not there. How we re-check citations |
| Documented incidents· | no public information mailkite.dev · checked Aug 1, 2026 | SUSPENDED gmail “SUSPENDED gmail Analysis 12 min read The Gmail suspension wasn't the problem. The architecture was.”www.openmail.sh · checked Aug 6, 2026 |
Disclosed by neither
Both MailKite and OpenMail publish nothing on these 30 fields. That is a finding about the category rather than a difference between them, so it is recorded here instead of as 30 identical table rows. Each is shown with its source check on the individual profiles.
- High-risk domains
- Support model
- Base models
- Model provider
- Model swappable
- Open weights
- Fine-tuning
- Context window
- Multi-agent
- Open source
- Safety evaluations
- Red teaming
- Safety policy
- Usage restrictions
- Model or system card
- Incident reporting
- Third-party evaluations
- Insurance available
- Insurance carriers
- Coverage limits
- Indemnification
- Liability cap
- Audit trail
- Tamper-evident log
- Explainability
- Outcome-based pricing
- Settlement mechanism
- Dispute process
- SLA terms
- Evaluation coverage
Questions
- How do MailKite and OpenMail compare on autonomy level?
- MailKite: no public information disclosed. OpenMail: 5.
- How do MailKite and OpenMail compare on human oversight?
- MailKite: no public information disclosed. OpenMail: No human in the loop.
- How do MailKite and OpenMail compare on goal complexity?
- MailKite: no public information disclosed. OpenMail: multi-step.
- How do MailKite and OpenMail compare on documented incidents?
- MailKite: no public information disclosed. OpenMail: SUSPENDED gmail.
- How do MailKite and OpenMail compare on deployment options?
- MailKite: no public information disclosed. OpenMail: SaaS.
- How do MailKite and OpenMail compare on integrations?
- MailKite: no public information disclosed. OpenMail: Claude Code, LangChain, Vercel AI SDK, OpenClaw, Hermes, NanoClaw.