Ami vs Sai: Features, Pricing & Which Is Better (2026)
A side-by-side comparison of Ami and Sai — features, pricing, and ideal use cases — to help you decide which AI tool fits your workflow.
Ami
AiSDR
AI GTM agent that picks the audience, writes and launches outbound campaigns, reads the results and fixes what stops working.
Key features
- Autonomous Campaign Loop: Ami picks the target audience, builds and launches the campaign, reads what comes back and changes what is not working, so each campaign sharpens the next without a human restarting the cycle.
- Baked-In GTM Experience: Arrives with 27 industry playbooks and the lessons of 17,150 prior AiSDR campaigns and 19,501 meetings, so a first campaign launches with patterns other teams paid to learn.
- Signal-Triggered Outreach: Watches hiring, funding and job-change signals and acts at the moment they happen rather than months later.
- Performance Triage: When response rates slip, Ami digs into audience, message and sequence to pinpoint what is breaking and proposes fixes before the budget is spent — flagging, for example, a positive response rate under 1% after 21+ days.
- Omnichannel Sequences: Configurable sequences combining email via Gmail or Outlook, LinkedIn connection requests, DMs and InMail, and AI call steps through the Aircall dialer with scripts and automated follow-ups.
- Deep Per-Lead Personalization: Researches the top three most relevant data points per lead and personalizes from ICP data, activity, LinkedIn data and HubSpot properties.
- Native CRM Sync: Two-way HubSpot sync on every plan and two-way Salesforce sync on higher tiers, with AI research and monitoring running over that CRM data.
- Review Mode: Campaigns and Ami's proposed corrections stay drafts until approved, so the agent's autonomy is opt-in rather than assumed.
Best for
- Founder-Led Outbound: A solo founder builds pipeline without hiring an SDR, starting self-serve with no sales call required.
- Rescuing Stalled Campaigns: A revenue team catches a dying sequence early when Ami flags a collapsing positive-response rate and rewrites the audience or message.
- Replacing Outbound Agencies: A company that has paid outside firms without results brings the motion in-house under one agent.
- Warm-Signal Prospecting: A sales team reaches buyers right after a funding round, a relevant hire or a job change instead of cold-listing an industry.
- CRM-Grounded Targeting: A HubSpot or Salesforce team has outreach built from and logged back into existing CRM data rather than a disconnected tool.
- Multichannel Follow-Up: A team runs email, LinkedIn and dialer touches in a single sequence with replies handled in 5-10 minutes or in co-pilot mode.
Sai
Simular Inc.
A computer-use agent that operates a fleet of cloud or local computers, clicking and typing through real apps to finish recurring screen work.
Key features
- Autonomous Computer Fleet: Runs tasks on dedicated Windows or Linux cloud VMs — up to five at once on paid plans — so work continues after you close your laptop, or on your own Mac or Windows device with no computer-time cost.
- Real Interface Control: Clicks and types through browsers and native desktop apps exactly as a person would, so Sai works with existing software without APIs, connectors, or per-app integrations.
- Teach-Once Workflows: Describe a task in plain language and Sai builds a reusable workflow that it can replay on a schedule, becoming more reliable and cheaper on every subsequent run.
- Neurosymbolic Agent S Engine: Built on Simular's open-source Agent S computer-use framework — an ICLR Agentic AI workshop Best Paper — which the company reports cuts agent token usage by over 90% on long-horizon reasoning.
- OSWorld-Topping Performance: Ranked first on OSWorld, the benchmark for agents operating real computers, leading on both task capability and cost efficiency.
- Simulang Scripting: An open-source scripting language for computer control that automates browsers, native applications, and OS-level workflows for developers who want code-level repeatability.
- Transparent Execution with Guardrails: Every action is visible as it happens and constrained by built-in safety guardrails, so unattended runs stay auditable.
- Enterprise Deployment: SSO, RBAC, SOC 2, managed scaling, custom integrations, and SLAs for organizations running high volumes of repetitive computer work, including Windows 365 for Agents.
Best for
- Recurring Back-Office Tasks: Rebuilding the same weekly report or running a Monday-morning process across several tools that do not talk to each other.
- Sales Operations: Updating CRM records, researching prospects, and pulling together account information across web apps without manual data entry.
- Finance Workflows: Moving invoice, reconciliation, and reporting steps between accounting software and spreadsheets on a fixed schedule.
- Legacy Software Automation: Driving desktop or internal applications that expose no API, where screen-level control is the only integration path.
- Marketing Operations: Collecting campaign data, updating listings, and repeating publishing steps across multiple platforms.
- Developer Research: Using the open-source Agent S framework and Simulang to build and benchmark custom computer-use agents.