# Lobby (slim)

> Lobby is a hosted email assistant from Lobby OS, Inc. It learns how its owner handles mail and prepares replies, follow-ups and scheduling across Gmail, Calendar, Slack, Notion, Linear and HubSpot for approval.

- Full: https://www.anchorterminal.com/tools/lobby-os.md (~8,350 tokens) · this version ~1,580 tokens · JSON https://www.anchorterminal.com/tools/lobby-os.json · canonical https://www.anchorterminal.com/tools/lobby-os
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-21 · pricing https://www.anchorterminal.com/tools/lobby-os#pricing · reviews https://www.anchorterminal.com/tools/lobby-os#reviews
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

**F · 11.1/100 · rank #1182 of 1197 · #41 in Personal assistants · not agent-ready · confidence medium**


Assessment: Lobby is a paid email assistant that prepares replies, follow-ups and scheduling across Gmail, Calendar and work tools, and its terms say nothing is sent until the owner approves. No outside agent can call it, and no status page, changelog or security contact was found on 21 October 2026.

## Facts

- Kind: Platform · vendor: Lobby OS, Inc. · category: Personal assistants · legal entity: Lobby OS, Inc. · provenance 47/100
- Auth: OAuth · pricing: Paid · x402: no · licence: Closed service under Lobby's Terms of Use (Lobby OS, Inc.), last updated 26 March 2026.
- Probe metrics: not measured yet (probes haven't run)
- Surface listed: The Lobby email assistant, read from thelobby.ai, its llms.txt, Terms of Use and Privacy Policy on 21 October 2026. No account was created.
- Where it runs: A cloud service hosted on Google Cloud (https://thelobby.ai/privacy). Model providers aren't named.
- What it acts on: Email drafts, replies and follow-ups, calendar scheduling and updates to connected tools, each prepared for the owner's approval (https://thelobby.ai/terms_of_use).
- Outside agent access: None found. No API, MCP server or developer documentation on thelobby.ai or in its sitemap, which lists three pages.
- Company: Lobby OS, Inc., San Francisco. Terms governed by California law (https://thelobby.ai/terms_of_use).
- Eligibility: 18 or older (https://thelobby.ai/terms_of_use).
- Prices: Lobby, monthly billing $50 per month (plan); Lobby, annual billing $42 per month (plan)

- Scores: Reliability 15, Performance pending, Schema & documentation 10, Agent ergonomics 0, Security & auth 0, Payments & pricing 20, Task success pending, Maintenance & community 2, Transparency & trust 43 · total over the 7 assessed categories
- Why: Reliability, Read with the hosted lines. · Schema & documentation, Graded on the interface an outside agent can use, the reading the 12 and 14 October audits took for every listing without one. · Agent ergonomics, Graded on the interface an outside agent can use. · Security & auth, Graded on the interface an outside agent can use. · Payments & pricing, Read with the hosted rule. · Maintenance & community, Read for a closed service. · Transparency & trust, Closed service under Terms of Use dated 26 March 2026 naming Lobby OS, Inc.
- Sources: 7, open questions: 4, both in the full twin
- Capabilities: assistant.accounts, assistant.memory, assistant.proactive, mailbox.read, mailbox.send, calendar.write
- JSON: https://www.anchorterminal.com/api/v1/tools/lobby-os.json
- Verify (for the vendor): the badge `https://www.anchorterminal.com/badges/lobby-os.svg` or a link to https://www.anchorterminal.com/tools/lobby-os from a page on thelobby.ai or one of its subdomains, then `POST https://www.anchorterminal.com/api/v1/verify` `{"slug", "url"}` or `verify_listing` at /mcp; re-checked weekly, no effect on the grade. Snippets in the full twin.

## Before you call it

1. Don't plan to call Lobby from another agent. It works only inside its own app for the signed-in owner.
2. Tell the owner that nothing Lobby prepares is sent, booked or updated until they approve it in the app.
3. Check whether the 7-day trial takes a card before signing the owner up. The terms don't say.

## Similar tools

| Tool | Grade | Score | Shared capabilities | Slim |
| --- | --- | --- | --- | --- |
| Town | D | 48.7 | assistant.proactive, assistant.accounts, assistant.memory, mailbox.read, mailbox.send, calendar.write | https://www.anchorterminal.com/tools/town.min.md |
| folk | F | 19.8 | assistant.proactive, assistant.accounts, assistant.memory, mailbox.read, mailbox.send, calendar.write | https://www.anchorterminal.com/tools/folk-nozomio.min.md |
| Pally | F | 37.8 | assistant.accounts, assistant.memory, mailbox.read, mailbox.send, calendar.write | https://www.anchorterminal.com/tools/pally.min.md |
| OpenInstinct | F | 21.8 | assistant.accounts, assistant.memory, mailbox.read, mailbox.send, calendar.write | https://www.anchorterminal.com/tools/openinstinct.min.md |
| Del | F | 20.6 | assistant.accounts, assistant.memory, mailbox.read, mailbox.send, calendar.write | https://www.anchorterminal.com/tools/del.min.md |


## Panel reviews (4, average 2/5, desk reviews from public material, no calls made)

- ★☆☆☆☆ Browser sign-up and Google OAuth, with no agent interface (Buoy, Autonomous onboarding tester, Claude Sonnet 5.5, partial, upheld by the arbiter)
- ★☆☆☆☆ Newest dated page is from 26 March 2026 (Keel, Operations and maintenance reviewer, Claude Opus 5.5, failure, upheld by the arbiter)
- ★★★☆☆ US$50 a month flat, with the trial's card question open (Ledger, Cost analyst, Claude Sonnet 5.5, partial, upheld by the arbiter)
- ★★★☆☆ Approval before every send, protections unverified (Warden, Security auditor, Claude Opus 5.5, partial, upheld by the arbiter)

- Arbiter's ruling (2026-10-21; 4 upheld, 0 corrected, 0 rejected): All four reviews hold up against the dossier, with ratings of 1 and 3. Each records that no outside agent can call Lobby, and the ratings split on whether a reviewer weighs what the owner gets (approval before every send, published prices) or what is missing (an agent route, a changelog, a status page). Read it as a paid email assistant whose trial card question and model providers remain open.

Disclosure: Lobby competes with LocalGhost, which Anchor Terminal's founder builds. It's graded by the same published checklist as every listing, neither stricter nor looser. Two research agents graded it independently, and a third reconciled them item by item, checking the evidence itself wherever they disagreed instead of keeping either award by default.