# Who uses AgentMail? 21 companies use AgentMail on usedby: 8 confirmed, 13 observed and 0 signals. Customers include Balance, DoAnything and Dossium. Latest check 2026-10-25: 21 of 21 companies checked, from 10 public sources. > Email inboxes for AI agents, built on one API call - Category: [Agent frameworks & AI gateways](https://www.usedby.ai/tools/category/llm-ops-frameworks.md) - Website: [agentmail.to](https://agentmail.to) ## Customers Every line is a customer, at one of three proof levels: confirmed (a case study, a named quote, a press release, or the company's own public account of using the tool (its own site, or a post by one of its executives, VP or above)), observed (the vendor shows the company on its own pages) or signal (a job post shows the company's employees use the tool, the weakest proof). A line the company declared to usedby itself is marked declared. The first public proof is the first public page we found, not an adoption date. | Company | Industry | Proof | First public proof | Source | |---|---|---|---|---| | [Balance](https://www.usedby.ai/companies/balance.md) | — | Confirmed | — | [agentmail.to](https://www.agentmail.to/blog/how-balance-runs-an-ai-accountant-with-agentmail), captured 2026-10-25 | | [DoAnything](https://www.usedby.ai/companies/doanything.md) | — | Confirmed | — | [agentmail.to](https://www.agentmail.to/blog/how-doanything-gives-its-agents-a-real-identity-with-agentmail), captured 2026-10-25 | | [Dossium](https://www.usedby.ai/companies/dossium.md) | — | Confirmed | — | [agentmail.to](https://www.agentmail.to/blog/how-dossium-gives-every-agent-a-real-email-surface), captured 2026-10-25 | | [Eragon](https://www.usedby.ai/companies/eragon.md) | — | Confirmed | — | [agentmail.to](https://www.agentmail.to/blog/how-eragon-gives-its-workspace-agents-an-email-surface), captured 2026-10-25 | | [Junior](https://www.usedby.ai/companies/junior.md) | — | Confirmed | — | [agentmail.to](https://www.agentmail.to/blog/how-junior-gives-every-ai-employee-its-own-inbox), captured 2026-10-25 | | [Locus](https://www.usedby.ai/companies/locus.md) | — | Confirmed | — | [agentmail.to](https://www.agentmail.to/blog/how-locus-runs-ai-cofounders-with-agentmail), captured 2026-10-25 | | [Pancake](https://www.usedby.ai/companies/pancake.md) | — | Confirmed | — | [agentmail.to](https://www.agentmail.to/blog/how-pancake-gives-its-superagent-a-real-inbox-with-agentmail), captured 2026-10-25 | | [Cofounder](https://www.usedby.ai/companies/cofounder.md) | Artificial Intelligence | Confirmed | — | [agentmail.to](https://www.agentmail.to/blog/how-cofounder-gives-every-ai-agent-its-own-inbox), captured 2026-10-25 | | [Replit](https://www.usedby.ai/companies/replit.md) | DevTools & Infrastructure | Observed | — | [agentmail.to](https://www.agentmail.to/), captured 2026-10-25 | | [AgentCard by Alchemy](https://www.usedby.ai/companies/agentcard-by-alchemy.md) | — | Observed | — | [agentmail.to](https://www.agentmail.to/customers), captured 2026-10-25 | | [AiSDR](https://www.usedby.ai/companies/aisdr.md) | Sales Tech & CRM | Observed | — | [agentmail.to](https://www.agentmail.to/customers), captured 2026-10-25 | | [Alchemy](https://www.usedby.ai/companies/alchemy.md) | Crypto & Web3 | Observed | — | [agentmail.to](https://www.agentmail.to/), captured 2026-10-25 | | [Browser Use](https://www.usedby.ai/companies/browser-use.md) | — | Observed | — | [agentmail.to](https://www.agentmail.to/customers), captured 2026-10-25 | | [Eve](https://www.usedby.ai/companies/eve.md) | Legal & Compliance | Observed | — | [agentmail.to](https://www.agentmail.to/), captured 2026-10-25 | | [Factory](https://www.usedby.ai/companies/factory.md) | DevTools & Infrastructure | Observed | — | [agentmail.to](https://www.agentmail.to/), captured 2026-10-25 | | [Lanesurf](https://www.usedby.ai/companies/lanesurf.md) | — | Observed | — | [agentmail.to](https://www.agentmail.to/customers), captured 2026-10-25 | | [Opendoor](https://www.usedby.ai/companies/opendoor.md) | PropTech & Management | Observed | — | [agentmail.to](https://www.agentmail.to/customers), captured 2026-10-25 | | [Polsia](https://www.usedby.ai/companies/polsia.md) | — | Observed | — | [agentmail.to](https://www.agentmail.to/), captured 2026-10-25 | | [Prime Intellect](https://www.usedby.ai/companies/prime-intellect.md) | Artificial Intelligence | Observed | — | [agentmail.to](https://www.agentmail.to/), captured 2026-10-25 | | [Salient](https://www.usedby.ai/companies/salient.md) | Fintech & Payments | Observed | — | [agentmail.to](https://www.agentmail.to/), captured 2026-10-25 | | [Clay](https://www.usedby.ai/companies/clay.md) | Sales Tech & CRM | Observed | — | [agentmail.to](https://www.agentmail.to/), captured 2026-10-25 | ## Before you buy usedby has not verified AgentMail’s pricing, security or data terms yet. ## Alternatives Tools of the same or a competing category, from another vendor, ranked by public customers (every proof level, job posts included). - [Braintrust](https://www.usedby.ai/tools/braintrust.md): 44 public customers, 2 shared with AgentMail. Compare: https://www.usedby.ai/compare/agentmail-vs-braintrust.md - [LangSmith](https://www.usedby.ai/tools/langsmith.md): 43 public customers, 2 shared with AgentMail. Compare: https://www.usedby.ai/compare/agentmail-vs-langsmith.md - [Arize AI](https://www.usedby.ai/tools/arize-ai.md): 37 public customers, 0 shared with AgentMail. - [LangChain](https://www.usedby.ai/tools/langchain.md): 35 public customers, 2 shared with AgentMail. Compare: https://www.usedby.ai/compare/agentmail-vs-langchain.md - [TrueFoundry](https://www.usedby.ai/tools/truefoundry.md): 27 public customers, 0 shared with AgentMail. More: https://www.usedby.ai/alternatives/agentmail.md --- Source: https://www.usedby.ai/tools/agentmail · How we check: https://www.usedby.ai/methodology