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Companies / Inbox Zero

Inbox Zero tech stack

getinboxzero.com

Inbox Zero is an AI email assistant that organizes Gmail and Outlook inboxes, labels emails, and drafts replies. It serves individuals, teams, and businesses managing high email volumes.

Summarized from its homepage on 10 Nov 2026.

Classified asAI and machine learningProductivity and collaboration

131 Continental Dr, Suite 305, Newark, DE, 19713, US

The Inbox Zero homepage

Vendors of Inbox Zero and the evidence for each

Inbox Zero declares 20 subprocessors, including AI providers Anthropic, Groq, OpenAI, OpenRouter.

VendorCategoryEvidenceLevel
CloudflareCloud and infrastructureConfirmed
Subprocessor listProcesses data for the company10 Nov 2026Source
Websiteheader: cf-ray: a585af6ecf5ed7a4-LAX10 Nov 2026Source
Companies using Cloudflare
VercelCloud and infrastructureConfirmed
Subprocessor listProcesses data for the company10 Nov 2026Source
Websiteheader: x-vercel-id: sfo1::244sp-1794320294256-6268496c498010 Nov 2026Source
Companies using Vercel
PostHogAnalyticsConfirmed
Subprocessor listProcesses data for the company10 Nov 2026Source
Privacy policyProcesses data for the company10 Nov 2026Source
Companies using PostHog
Amazon Web Services BedrockAI and LLM providersConfirmed
Subprocessor listNamed as Amazon Web Services / Bedrock · Processes data for the company10 Nov 2026Source
Companies using Amazon Web Services Bedrock
AnthropicAI and LLM providersConfirmed
Subprocessor listProcesses data for the company10 Nov 2026Source
Companies using Anthropic
AxiomObservabilityConfirmed
Subprocessor listProcesses data for the company10 Nov 2026Source
Companies using Axiom
CrispSupport and chatConfirmed
Subprocessor listProcesses data for the company10 Nov 2026Source
Companies using Crisp
Google Vertex AI / GeminiConfirmed
Subprocessor listProcesses data for the company10 Nov 2026Source
GroqAI and LLM providersConfirmed
Subprocessor listProcesses data for the company10 Nov 2026Source
Companies using Groq
Lemon SqueezyPaymentsConfirmed
Subprocessor listProcesses data for the company10 Nov 2026Source
Companies using Lemon Squeezy

13 more vendors

See Inbox Zero's full stack and the source for every claim.

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Questions about Inbox Zero

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  • 100 API calls a month, plus MCP and the Chrome extension
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