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Head to head · Assistants that remember you · October 2026 research run

Atticus vs Orchid

Atticus scores 42.9 (E) on agent readiness against Orchid's 20.2 (F), and leads in 6 of 7 scored categories. Both do assistants that remember you.

Best AI personal assistants that act for one person · All 875 assistants comparisons

AtticusSaarthurR (Saarth Ranka) · Platform E42.9/100#974 of 1094 OrchidZero Email, Inc. · Platform F20.2/100#1057 of 1094

Which one, for what

Atticus E

Best for A person on macOS 26 with a Claude Pro or Max plan who wants voice control of apps, windows, files and the browser.

Ahead on

  • Reliability, 68 against 50
  • Schema & documentation, 15 against 10
  • Agent ergonomics, 9 against 0
  • Security & auth, 49 against 0
  • Payments & pricing, 60 against 10
  • Maintenance & community, 51 against 24

Also in its favour

  • No key needed to call it
  • Free to start without a card
  • Open source

Watch for

No API, MCP server or documented command an outside agent can call

Orchid F

Best for A founder or operator who wants Gmail and calendar triage by text with approval before anything leaves.

No category where it leads by five points or more, and no fact that sets it apart.

Watch for

No API, MCP server or A2A endpoint for an outside agent.

Score by category

CategoryWeight this runAtticusOrchidEdge
Reliability16%206850Atticus +18
Performance10%pendingpendingpendingnot scored in this run
Schema & documentation13%16.21510Atticus +5
Agent ergonomics13%16.290Atticus +9
Security & auth14%17.5490Atticus +49
Payments & pricing10%12.56010Atticus +50
Task success10%pendingpendingpendingnot scored in this run
Maintenance & community7%8.85124Atticus +27
Transparency & trust7%8.85660Orchid +4
Negative events≤1500
TotalE 42.9/100F 20.2/100

Facts side by side

FactAtticusOrchid
KindPlatformPlatform
VendorSaarthurR (Saarth Ranka)Zero Email, Inc.
Hosted endpointno (local only)no (local only)
Transports
AuthNoneOAuth or key
PricingYour planPaid
x402nono
LicenceMITClosed service under Orchid's Terms of Service (Zero Email, Inc., last updated 16 January 2026).
Read-only variant documentednono
llms.txtnoyes
Last release2026-10-14none
Terms last updatedno document linked
Privacy policy last updatedno document linked
Customer content may train models
Terms restrict automated access
Terms restrict benchmarking
Terms or service can change without notice
Arbitration or class-action waiver
Popularity163 starsnone

Verdicts

Atticus

Atticus runs a person's Mac by voice on their existing Claude or Devin plan, with a sandboxed safe mode and a local log of every command. It has no API, MCP server or documented command for another agent, it is five days old, and it rebuilds itself from the main branch every six hours by default.

Orchid

Orchid is a paid executive assistant over iMessage, SMS and Telegram that holds drafts and calendar holds until the owner approves, with a public status page and a named subprocessor list. No outside agent can call it, there's no free tier, and its privacy policy allows training a personal model while its blog says it never trains.

Before you call either

Atticus

  1. Don't plan to call Atticus from another agent. It takes requests only from its own shortcut and typing box
  2. If a user runs Atticus beside you, expect it to move windows and type into apps on the same Mac
  3. Point a user who wants pinned versions to Settings > About & Updates to turn off self-update

Orchid

  1. Don't plan to call Orchid from another agent. It answers only the owner's iMessage, SMS and Telegram threads.
  2. Check status.orchid.ai before telling the owner Orchid is down. The 7 August incident moved it to a new number.
  3. Tell the owner that drafts and holds wait for their approval unless they widen it.

Questions

Which is better for AI agents, Atticus or Orchid?

Atticus scores 42.9 (E) on agent readiness against Orchid's 20.2 (F), and leads in 6 of 7 scored categories.

Are Atticus and Orchid open source?

Atticus is open source (MIT). No open-source release is listed for Orchid.

Other comparisons with Atticus or Orchid

Disclosure

Orchid 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.

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