vanderbuild
Get in touch
← All tools

Inboxlogy

Cold email infrastructure, handled.

Deliverability
For AI agents
None readiness
About

What is Inboxlogy

Inboxlogy handles the technical foundation of cold email outreach: domain setup, SPF/DKIM/DMARC configuration, account warmup, email verification, and sender reputation monitoring. It's built for solo operators, early-stage founders, and small sales teams who need to run cold outreach at volume without hiring a deliverability engineer. The standout capability is account warmup paired with U.S.-based sending IPs — accounts arrive pre-warmed and ready to send, which removes one of the most time-consuming steps in spinning up a new outreach program. It connects directly with tools like Instantly, Smartlead, and ReachInbox, so it slots into an existing stack rather than replacing it. That said, Inboxlogy is infrastructure, not a sequencer — if you need copy, personalization, or campaign analytics, you'll need a separate sending tool on top.

Deliverability
Capabilities

Key features

Deliverability infrastructure

warmup, spam tests, and sender reputation

Our verdict

Vanderbuild take

For SDRs and founders who want to run cold email at scale without getting buried in domain configuration, Inboxlogy is a straightforward infrastructure layer — it handles the setup work that most sending tools assume you've already done. On the agentic readiness front, there's no API and no MCP server; this is a UI-only service, which means you can't drive it programmatically or wire it into an AI agent workflow without manual intervention. Pricing starts at $3.50 per account per month for small volumes and drops to $2.60 at 1,999+ accounts — genuinely low cost to test, and the per-account model scales predictably. The honest limitation is scope: Inboxlogy is an infrastructure provider, not an outreach platform, so you're always one tool short of a complete stack and dependent on a third-party sequencer for anything beyond account management.

Mateusz Sekta
Founder, vanderbuild
Learn more

Our Resources

The wedge

Agentic stack profile

API
Not public

No public programmatic access.

No public API. Not usable from an agent without scraping.

Agentic readiness
None

Not usable from an agent without scraping.

No public API. UI-only. Not usable from an agent without scraping, which we don't recommend.

Stack role
Deliverability

Where this tool slots into an agentic pipeline.

Plays the role of Deliverability in an agentic pipeline. Use it to keep email sending reputation healthy — warmup, spam tests.

Compare

Inboxlogy alternatives

Tools that solve a similar problem — compared at a glance.

Inboxlogy(this tool)
Pricing
Client-based
Budget
$
Best for
SDR / BDR, Founder
Readiness
None
API
No
Mailforge
Pricing
Usage-based
Budget
$
Best for
Founder, GTM Engineer
Readiness
Capable
MCP
No
API
REST
Infraforge
Pricing
Usage-based
Budget
$
Best for
SDR / BDR, Agency
Readiness
Limited
API
REST
Answers

Frequently asked questions

Does Inboxlogy have a public API?

No — there's no publicly documented API as of today. Inboxlogy is operated through its UI.

How much does Inboxlogy cost?

Inboxlogy: pricing is client-based, expect entry tier ($) spend. Full pricing page: https://www.inboxlogy.com/pricing.

Who is Inboxlogy best for?

Inboxlogy is built for SDR / BDR, Founder. Fits Solo, SMB (1-50)-sized teams.