Grok Bot vs Manus vs OpenAI Dots

Verdict

Notis aside, OpenAI Dots has the highest support score, 69% across 24 checked rows out of 33. Manus scores 62% across all 33 rows and Grok Bot scores 58% across 25 checked rows out of 33.

Their strengths differ: OpenAI Dots for working inside the apps you already use, Manus for remembering context between conversations and Grok Bot for scheduled and event-triggered work.

The cheapest way in is Notis at Free–$149/mo, though its free plan only does part of the job.

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Capabilities and pricing

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Capability comparison between Notis and the selected assistants
Capability	View pricing	Grok BotVisit site	ManusVisit site	OpenAI DotsVisit site
Where you can use it
WhatsApp		—	PartialBusiness API only	Not checked
iMessage		—	—Not offered	Not checked
Telegram		—	Official bot, no tokens	—
Slack		—	Tag @manus in threads
Email		—	Personal bot address	—
SMS or a phone number	PartialInbound calls only, no SMS	—	—Not offered	Partial
Voice messages	Voice notes + live calls		Recorded voice messages
Web or desktop app	Web and desktop app		Web app + desktop client
Its own iPhone or Android app	—		First-party iOS/Android	Partial
Bring your own AI
Runs on your own Claude plan		Not checked	—Manus resells its own credits	—
Runs on your own ChatGPT plan		Not checked	—Manus resells its own credits
Bring your own API key	—	Not checked	—No BYOK path	—
Works inside your own coding agent		—	PartialRouting skill, not an MCP server	Not checked
You choose which model runs your work		—	PartialVendor-chosen, not user-chosen	—
What it can do
Ready-made app integrations	1,000+ apps	Not checked	Partial75 named connectors
Creates and edits documents			Exports outlive the chat
Save your own reusable instructions			Save reusable Skills
Browses the web for you			Cloud + local browser
Posts to social media for you		Not checked	Posts via browser automation	Not checked
Joins and records your meetings	—	Not checked	PartialIn-person only, not online calls	Not checked
Memory
Remembers you between conversations			Persistent Projects, not learned memory
Reads your existing files and apps	Notion, Gmail, Drive, Granola, web		Named OAuth connectors
Runs without you
Runs on a schedule or a trigger			Scheduled tasks, run offline
Reminds and nudges you			PartialOnly via a scheduled task
Computers it can use
Gives it a cloud computer of its own	1h/mo (Pro) to uncapped (Ultra)		Persistent cloud VM
Controls your own computer	Shell and apps, via the desktop app		Shell + apps, folder-scoped
Connects to MCP servers on your computer		Not checked	—Remote MCP servers only	Not checked
Trust & control
Open source	—	Not checked	—Closed source	Not checked
Run it on your own server	—	—	—Vendor-hosted only	Not checked
Says it will not train on your data	Covers Notis and its LLM providers	Partial	PartialCovers providers, not Manus itself	Partial
Published security certification	PartialSub-processors certified; Notis is not		SOC 2 Type 2, ISO 27001/27701	Not checked
Plans & support
Free plan does the product's main job	Partial	—	—No free plan currently listed	—
Shared team workspace			Shared workspace, role model
Price	FREEPRO$13/moyr (rate on a yearly commitment)+2 more	Cursor Pro$20/moCursor Teams$40/user/mo+3 more	Team$16.67/user/moyr (rate on a yearly commitment)Pro (4,000 credits)$20/mo+2 more	ChatGPT Business Premium (two paid seats minimum)$100/user/moyr (rate on a yearly commitment)ChatGPT Pro 100 (eligible regions)$100/mo+2 more

IncludedPartial— Not documentedNot checked

Ranked by support score

1. Notis

Personal AI assistant

Notis is a personal AI assistant you message from WhatsApp, iMessage, Telegram, Slack or email, and reach from your own coding agent through its MCP server.

Best for: running on the AI subscription you already pay for

Documented strengths

Where you can use it: WhatsApp, iMessage, Telegram, Slack, Email, Voice messages and Web or desktop app
What it can do: Ready-made app integrations, Creates and edits documents, Save your own reusable instructions, Browses the web for you and Posts to social media for you
Bring your own AI: Runs on your own Claude plan, Runs on your own ChatGPT plan, Works inside your own coding agent and You choose which model runs your work

The catch

The gap is connected tools, with nothing documented for Joins and records your meetings.

Pricing

FREEPRO$13/moyrPRO+$39/moyrULTRA$99/moyr

Free–$149/mo · help.notis.ai

See Notis pricingSupport score: 80% across all 33 rows

2. OpenAI Dots

Always-on personal AI agent

An always-on agent in ChatGPT that works across connected apps using its own cloud computer.

Best for: working inside the apps you already use

Documented strengths

What it can do: Ready-made app integrations, Creates and edits documents, Save your own reusable instructions and Browses the web for you
Where you can use it: Slack, Voice messages and Web or desktop app
Memory: Remembers you between conversations and Reads your existing files and apps

The catch

The gap is messaging channels, with nothing documented for Telegram and Email.

Pricing

ChatGPT Business Premium (two paid seats minimum)$100/user/moyrChatGPT Pro 100 (eligible regions)$100/moChatGPT Pro 200 (eligible regions)$200/moChatGPT Pro 500 (eligible regions)$500/mo

Eligible Pro starts at $100/month. Business Premium is $125/user/month or $100/user/month billed annually, with two paid workspace seats minimum. Enterprise beta needs admin enablement; no Enterprise price is asserted. Pro launch excludes the EEA, Switzerland and UK. · no free tier · help.openai.com

How it differs from Notis: An always-on agent inside ChatGPT with connected apps, memory, scheduled work and optional access to your computer.

Visit OpenAI Dots OpenAI Dots alternativesSupport score: 69% across 24 checked rows out of 33

3. Manus

Autonomous general AI agent

A general-purpose AI agent with its own persistent cloud computer that plans and finishes multi-step work — research, slides, sites, data analysis — and reports back through Telegram, WhatsApp Business, Slack, LINE or email.

Best for: remembering context between conversations

Documented strengths

Where you can use it: Telegram, Slack, Email, Voice messages, Web or desktop app and Its own iPhone or Android app
What it can do: Creates and edits documents, Save your own reusable instructions, Browses the web for you and Posts to social media for you
Memory: Remembers you between conversations and Reads your existing files and apps

The catch

The gap is a computer it can use, with nothing documented for Connects to MCP servers on your computer.

Pricing

Team$16.67/user/moyrPro (4,000 credits)$20/moPro (8,000 credits)$40/moPro (40,000 credits)$200/mo

$20–$200/mo (Pro tiers, 4,000–40,000 credits); Team from $20/seat/mo; no free plan currently listed · no free tier · manus.im

How it differs from Notis: Manus is optimized for autonomous project runs on its own cloud computer; Notis is optimized for continuous personal context and actions across daily channels and tools.

Visit Manus Manus alternativesSupport score: 62% across all 33 rows

4. Grok Bot

AI teammates and automation

Persistent AI teammates that work across apps on a shared cloud computer.

Best for: scheduled and event-triggered work

Documented strengths

What it can do: Creates and edits documents, Save your own reusable instructions and Browses the web for you
Where you can use it: Voice messages, Web or desktop app and Its own iPhone or Android app
Memory: Remembers you between conversations and Reads your existing files and apps

The catch

The gap is messaging channels, with nothing documented for WhatsApp, iMessage, Telegram, Slack, Email and SMS or a phone number.

Pricing

Cursor Pro$20/moCursor Teams$40/user/moCursor Pro+$60/moCursor Ultra$200/moCursor EnterpriseCustom pricing

Cursor Pro $20/month, Pro+ $60/month, Ultra $200/month; Teams $40/user/month; Enterprise custom. Eligible linked SuperGrok/X Premium+ or a self-serve Grok Business seat can also grant usage. Trial credit is limited; additional usage is metered. · no free tier · cursor.com

How it differs from Notis: Grok Bot combines desktop and mobile chat, shared cloud computing, reusable skills and recurring work; access comes through eligible Cursor or linked Grok subscriptions.

Visit Grok Bot Grok Bot alternativesSupport score: 58% across 25 checked rows out of 33

Questions about this comparison

Which of OpenAI Dots, Manus or Grok Bot scores highest in the evidence checked so far?

OpenAI Dots, with 69% across 24 checked rows out of 33. Manus scores 62% across all 33 rows and Grok Bot scores 58% across 25 checked rows out of 33.

How much do they cost?

OpenAI Dots: Eligible Pro starts at $100/month. Business Premium is $125/user/month or $100/user/month billed annually, with two paid workspace seats minimum. Enterprise beta needs admin enablement; no Enterprise price is asserted. Pro launch excludes the EEA, Switzerland and UK; Manus: $20–$200/mo (Pro tiers, 4,000–40,000 credits); Team from $20/seat/mo; no free plan currently listed; Grok Bot: Cursor Pro $20/month, Pro+ $60/month, Ultra $200/month; Teams $40/user/month; Enterprise custom. Eligible linked SuperGrok/X Premium+ or a self-serve Grok Business seat can also grant usage. Trial credit is limited; additional usage is metered. Notis is the cheapest way in at Free–$149/mo, though its free plan only does part of the job.

Which of them can I try for free?

OpenAI Dots, Manus and Grok Bot do not have one.

Which of them work in Slack?

OpenAI Dots and Manus do. Grok Bot does not.

Where does Notis fit in?

Notis is number 1 on this page. Against OpenAI Dots: An always-on agent inside ChatGPT with connected apps, memory, scheduled work and optional access to your computer.

How we checked

We checked each product's official pages against the same 33 capability rows. The support score is the share of checked rows a product documents. Partial support counts half, and rows not checked yet stay out of the score. Notis chose the rows and is scored the same way. The score does not measure reliability, reply speed or writing quality. Last checked 21 August 2026.

Sources

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