bestaiagents

9 ranked · 9 total

Updated Nov 4, 2026

Best AI Agents for Agencies in 2026

Relevance AI is the best platform for agencies that build custom agents for clients, with unlimited agents and users on its plan. Lead gen agencies rely on Clay and Instantly for list building and high-volume sending, and content agencies get the most from AirOps and Frase, which run workflows across many sites.

Ranked by what each agent actually does unattended, pricing clarity and fit for small teams. How we rank.

At a glance

#AgentBest forPriceAutonomy
1Relevance AI logoRelevance AIOps teams building custom agentsContact salesAutonomous
2Clay logoClayBuilding custom lead listsFree · from $167/moTask agent
3Instantly logoInstantlyLead gen agencies running many inboxesFrom $47/moTask agent
4AirOps logoAirOpsContent teams targeting AI search visibilityFree planTask agent
5Frase logoFraseSmall content teamsFrom $39/moAutonomous
6FeedHive logoFeedHiveCreators and solopreneursPaidTask agent
7Hootsuite logoHootsuiteSocial teams managing many accountsFrom $99/moAssistant
8SEObot logoSEObotFounders with no time for a blogFrom $49/moAutonomous
9Lindy logoLindyFounders who want one assistant across toolsFree · from $49.99/moAutonomous
Relevance AI logo
#1Top pick

Relevance AI

Platform to build an AI workforce of agents for sales and operations

Relevance AI is a platform for building and running teams of AI agents, which it calls an AI workforce, for sales, research and operations. Agents can use custom actions, 2,000+ integrations, calling and meeting tools, and enterprise triggers. It includes agent evaluations and A/B testing, and pricing is handled by sales.

Why it's here

  • Unlimited agents, tools and users on Enterprise
  • Agent evaluations and A/B tests
  • Large integration catalog

Watch out for

  • No public self-serve pricing
  • You design the agents yourself
  • More platform than a single ready-made agent
Clay logo
#2Free option

Clay

Lead enrichment spreadsheet with Claygent, an AI web research agent

Clay is a data enrichment platform that pulls company and contact data from many providers into one table and lets AI agents research each row. Its agent, Claygent, browses the web to answer custom questions about a lead or account. Teams use it to build lead lists, score accounts and feed personalized data into outreach tools.

Why it's here

  • Waterfall enrichment across many providers
  • Claygent included on every plan, free too
  • Bring your own API keys

Watch out for

  • Steep learning curve
  • Credits burn fast on big lists
  • Does not send outreach itself
Free · from $167/moTask agent
Instantly logo
#3

Instantly

Cold email at scale with AI sales, reply and research agents

Instantly is a cold email platform that sends from unlimited mailboxes with built-in warmup and adds AI agents on top. Its AI Sales Agent, AI Reply Agent and web researcher agent help find leads, write emails and answer replies. Outreach and the lead database are sold as separate plans or bundles.

Why it's here

  • Unlimited email accounts and warmup
  • Low entry price
  • Agents can draft and handle replies

Watch out for

  • Pricing split across several products
  • Easy to over-send and hurt deliverability
  • AI agents sit in higher bundles
AirOps logo
#4Free option

AirOps

AI search and content workflows that track and grow brand visibility

AirOps is a content platform that tracks how a brand shows up in AI answer engines and runs workflows to produce and refresh content. Workflows use brand kits and knowledge bases and connect to CMS, SEO and project tools. Solo and Pro plans can be started for free, with custom agent builds on Enterprise.

Why it's here

  • Tracks visibility in AI answer engines
  • Brand kits keep output on-voice
  • Unlimited seats on Pro

Watch out for

  • Workflow builder has a learning curve
  • Subscription prices not listed
  • Pricing page naming is inconsistent
Frase logo
#5

Frase

SEO content agent that plans, writes and can publish on its own

Frase is an SEO and content platform whose agent can research, write and, when you enable it, publish content by itself. Higher plans add a content calendar, internal linking suggestions and repurposing into social posts. It also exposes an MCP server and CLI so you can drive it from your own agent.

Why it's here

  • Optional autonomous publishing
  • Scale plan covers every site you manage
  • MCP and CLI access on all plans

Watch out for

  • Content calendar needs Professional
  • Multi-site needs the top tier
  • Autonomous posts need human review
From $39/moAutonomous
FeedHive logo
#6

FeedHive

Social scheduling with AI writing, images and performance prediction

FeedHive is a social media management platform for creators, brands and agencies with AI writing, image generation, hashtag suggestions and performance prediction. It handles scheduling, automation, approvals and team collaboration. Each plan includes monthly AI credits and a 7-day free trial.

Why it's here

  • AI performance prediction before posting
  • Agency plan for large client bases
  • Affordable entry tier

Watch out for

  • Prices listed in euros
  • AI credits capped per plan
  • Smaller ecosystem than Hootsuite
Hootsuite logo
#7

Hootsuite

Social media management with the Wisdom AI assistant and smart replies

Hootsuite is a social media management platform for scheduling, engagement, analytics and listening. Its AI assistant, Wisdom, drafts posts, recommends content and analyzes performance on all plans. Professional adds AI smart replies and trend forecasting.

Why it's here

  • Mature scheduling and analytics
  • AI assistant included on all plans
  • Approvals and team workflows

Watch out for

  • Expensive for solo users
  • Smart replies need Professional
  • AI assists rather than posts on its own
SEObot logo
#8

SEObot

Hands-off AI SEO agent that researches, writes and publishes articles

SEObot is an AI SEO agent that researches your site and audience, builds a content plan and publishes articles on a schedule. It handles keyword research, internal linking and optimization, and supports programmatic SEO and YouTube-to-article conversion in 50+ languages. It publishes directly to WordPress, Webflow, Ghost, Shopify, Framer, Wix, Notion and others.

Why it's here

  • Runs the whole blog end to end
  • Publishes to most website builders
  • Low monthly price

Watch out for

  • Fully automated posts still need a quality check
  • Less control than writing tools
  • Not built for big editorial teams
Lindy logo
#9Free option

Lindy

AI assistant for email, meetings, calls and routines across your apps

Lindy is an AI assistant platform that handles email, meeting notes, follow-ups, phone calls and scheduled routines across your work apps. You teach it skills, it remembers preferences, and it can learn a task by watching you do it once. It connects to 1,500+ integrations and supports MCP.

Why it's here

  • Covers email, meetings and phone
  • Large integration library
  • Learns tasks from a demonstration

Watch out for

  • Credit usage can be hard to predict
  • Free trial credits expire in 7 days
  • Complex routines need testing
Free · from $49.99/moAutonomous

Best AI Agents for Agencies: FAQ

How are agencies using AI agents?

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Lead gen agencies use them to build lists and run outbound, content agencies to produce and refresh SEO content, and automation agencies to build custom agents they sell to clients.

Which AI tools work best across many clients?

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Frase's Scale plan runs its agent across every site you manage, FeedHive and Hootsuite have agency plans for social, and Instantly allows unlimited sending accounts.

Can I resell AI agents to clients?

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Yes. Many agencies build agents on platforms like Relevance AI or Lindy and charge clients for setup and management. Check each platform's terms for reselling and white-label rules.

How much do agency AI tools cost?

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Instantly starts at $47 a month, Clay's paid plans at $167 a month and Frase's multi-site Scale plan at $239 a month billed yearly. Relevance AI is priced through sales.

Will clients accept AI-produced work?

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Most do if quality is high and you are open about your process. Keep a human review step and show results, not just volume.