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📖 The AI Tool Bible

AI customer support bot

Editorial picks for "ai customer support".

42 tools

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MO

Moveworks

Agents · Orchestrates multiple enterprise-ready LLMs (undisclosed mix, historically including OpenAI GPT and in-house models via its Reasoning Engine)
8.7

The enterprise AI assistant that searches, answers, and takes action across your business systems

Enterprise· Enterprise-only pricing; no public tiers. Quoted per organization based on employee count, integrations, and agent scope. Contact sales for a quote.IT service desk ticket deflectionHR policy Q&A and self-service
EC

ElevenLabs Conversational AI

Audio · ElevenLabs Scribe (ASR) + pluggable LLM + ElevenLabs TTS
8.1

Production-grade voice agent platform layering ElevenLabs TTS, ASR, and LLM orchestration into a single deployable stack.

Paid· Free: $0 · Starter: $6 · Creator: $11 · Pro: $99 · Scale: $299voice-agentsivr-replacement
HA

Hume AI

Audio · Octave, EVI, TADA
8.0

Emotionally intelligent voice AI with expressive TTS, speech-to-speech, and human-feedback evaluation APIs.

Freemium· Free: $0 · Starter: $3 · Creator: $7 · Pro: $70 · Scale: $200expressive-ttsvoice-cloning
SE

Sesame

Audio · Sesame CSM (1B / 3B / 8B)
8.0

Conversational voice AI aiming to cross the uncanny valley with context-aware, emotionally aware speech.

Free· Free research preview; consumer product pricing not announcedconversational-voicetext-to-speech
DE

Deepgram

Audio · Nova, Flux, Speak (proprietary)
7.9

Production-grade speech-to-text, text-to-speech, and voice-agent APIs for real-time and batch audio.

Freemium· Free credits on signup; usage-based pricing; enterprise contracts availablespeech-to-texttext-to-speech
AS

AstrBot

Agents · Multi-model (OpenAI, Anthropic, Gemini, DeepSeek, Ollama, Dify, Coze)
7.3

Open-source agentic AI assistant that bridges chat platforms like Telegram, Discord, and QQ with any LLM and a 1000+ plugin ecosystem.

Free· Free, open-source (AGPL-3.0); self-hosted, you pay your own LLM API costs.chatbotgroup-chat-assistant
AG

AgentMail

Agents
7.2

API-first email provider purpose-built for autonomous AI agents.

Freemium· Free: $0/month · Developer: $20/month · Startup: $200/month · Enterprise: Customagent-emailinbox-provisioning
CA

Cald.AI

Agents · Multi-model
7.2

Voice AI agents that run inbound and outbound phone calls with sub-second latency.

Freemium· 100 free minutes; volume pricing at 10k min/mo; enterprise customoutbound-callsinbound-support
CH

Chainlit

Agents · Multi-model
7.2

Open-source Python framework for building production-grade conversational AI interfaces in minutes.

Free· Open-source (Apache 2.0); optional paid Literal AI observability tierchatbot-uiagent-frontend
CS

Coze Studio

Agents · Multi-model
7.2

Self-hostable visual AI agent development platform from ByteDance with workflows, RAG, and plugin tooling.

Free· Free, Apache 2.0; self-hostedai-agentsworkflow-automation
LO

LobsterAI

Agents · Multi-model
7.2

Youdao's 24/7 personal agent that runs locally, plugs into multiple LLMs, and automates office workflows via dialogue and skills.

Paid· Not publicly listed; contact Youdaodesktop-agentoffice-automation
AG

AgentDock

Agents
7.1

Omnichannel AI customer service platform with memory, intelligent handoff, and explainable decisions.

Paid· Free: $0 · Unlimited: $39customer-supportomnichannel-chat
SI

SiteGPT

RAG · GPT-4 (per testimonials; not publicly specified)
7.1

Custom GPT-powered support chatbots trained on your website content and docs.

Freemium· Starter: $39 · Growth: $79 · Scale: $259 · Enterprise: Customcustomer-supportwebsite-chatbot
SI

SiteSpeakAI

RAG · Multi-model
7.1

Custom-trained chatbot that turns your website, docs, and PDFs into a multilingual support and lead-gen agent.

Freemium· Free: Free · Starter: per month · Pro: per month · Growth: per month · Business: per monthwebsite-chatbotcustomer-support
TI

Tiledesk

Agents · Multi-model
7.1

Open-source conversational AI platform for building multi-channel support agents and automation workflows.

Freemium· 14-day free trial; freemium, paid, and enterprise tierscustomer-supportrag-knowledge-base
BI

Bisheng

Agents · Multi-model
7.0

Open-source enterprise AgentOps platform for building, orchestrating, and governing LLM agents at scale.

Freemium· Open-source community edition free; commercial enterprise edition via DataElement salesagent-orchestrationrag
CH

Chatfuel

Agents · Undisclosed (LLM-backed agents)
7.0

AI messaging agents for WhatsApp, Instagram, Facebook, and TikTok built for small-business sales and bookings.

Freemium· Chatfuel Light: Free · AI PRO: $49whatsapp-automationinstagram-dm
DI

D-ID

Video · Proprietary face-animation + multi-model LLM/TTS
7.0

Talking-head avatar video generator with real-time conversational agents and a developer API.

Freemium· Free trial; tiered Studio plans + credit-based APItalking-avatar-videoai-presenters
GA

GaliChat

RAG
7.0

No-code AI chatbot builder that trains on your website content for support and lead capture.

Freemium· pro: $19 · business: $99 · enterprise: $999 · Free Demo: Freecustomer-supportlead-generation
HE

Hexabot

Agents · Multi-model
7.0

Self-hostable visual workflow builder for shipping production conversational and agentic AI.

Freemium· Community free; Starter $19/mo; Pro $59/mo; Unlimited $149/mo; Enterprise customconversational-aiworkflow-automation
MA

MaxKB

RAG · Multi-model
7.0

Open-source enterprise RAG and agent platform with built-in workflow engine and multi-LLM support.

Freemium· Community edition free (GPLv3); paid enterprise editionenterprise-knowledge-basecustomer-support-bots
AI

Aidbase

Agents · OpenAI
6.9

AI-powered customer support stack purpose-built for SaaS startups, bundling a trained chatbot, ticketing, and knowledge base.

Freemium· Standard: €29 · Pro: €39 · Expert: €199customer-supportai-chatbot
CO

Cohere

RAG · Command, Embed, Rerank, Transcribe (proprietary)
6.9

Enterprise-grade LLM platform built for private, secure, and customizable deployment.

Enterprise· Embed 4 Small: $2,500 · Embed 4 Medium: $3,250 · Rerank 3.5 Medium: $3,250 · Rerank 4 Fast Medium: $3,250 · Rerank 4 Pro Medium: $3,250enterprise-ragsemantic-search
GB

GPT Builder

Agents · OpenAI GPT-4o / GPT-5 (plan-dependent)
6.9

OpenAI's no-code editor for spinning up custom ChatGPT agents with instructions, knowledge files, and tool calls.

Paid· Basic: $10 · Standard: $20 · Premium: $30custom-chatbotsinternal-assistants
MA

Marblism

Agents
6.9

Roster of pre-built AI 'employees' that handle email, social, sales, SEO and reception tasks on a flat monthly fee.

Paid· From $24/mo (annual) to $44/mo (monthly); 7-day money-backemail-triagesocial-media-posting
MI

MindPal

Agents · Multi-model
6.9

No-code platform for building and orchestrating teams of AI agents that automate business workflows.

Freemium· Free tier; paid plans for higher usage and team seatsmulti-agent-workflowsbusiness-automation
RO

Rosie

Agents
6.9

AI phone receptionist that answers, books, and screens calls 24/7 for small businesses.

Paid· Professional: $49 · Scale: $149 · Growth: $299phone-answeringappointment-booking
SB

Sera by Twig

Agents
6.9

AI front-desk agent that answers calls, chats, and emails 24/7 and books the appointment.

Freemium· Free: $0 · Starter: $99 · Growth: $499 · Scale: $1,499ai-receptionistappointment-booking
AI

AICaller

Agents
6.8

Automated outbound phone-calling platform using hyper-realistic AI voices for lead qualification, scheduling, and surveys.

Paid· Build plan: $49/mth · Grow plan: $499/mth · Enterprise plan: Usage basedoutbound-callinglead-qualification
DI

DialLink

Agents
6.8

AI-powered cloud phone system that transcribes, summarizes, and triages business calls.

Freemium· Free U.S. number with every plan; tiered paid plansbusiness-phoneai-voice-agent
GA

GPTHelp.ai

Agents · Multi-model (GPT / Claude)
6.8

No-code site-trained chatbot builder that swallows your URL and spits out an embeddable support widget.

Freemium· Starter: $19 · Growth: $49 · Premium: $99 · Business: $270website-chatbotcustomer-support
IH

Inline Help

Agents
6.6

AI-powered in-app customer support that turns your knowledge base into contextual tooltips, chat, and explainers.

Freemium· 14-day free trial; paid tiers (pricing not public)in-app supportcustomer onboarding
BA

Bland AI

Audio · Proprietary in-house voice models

Enterprise voice AI for automated phone calls at scale

Enterprise· Start: $0 · Build: $299 · Scale: $499 · Enterprise: CustomOutbound appointment remindersInsurance claims intake calls
CA

Caspian AI

Agents

One integration to give any AI agent a phone number, inbox, and presence across every major messaging channel.

Freemium· Pricing tiers referenced on the site but specific dollar amounts are not published; contact sales for production usage.Cross-channel customer support agentOutbound sales SDR across email and WhatsApp
DE

Decagon

Agents

Enterprise AI concierge platform for voice, chat, and email support agents.

Enterprise· Custom enterprise pricing; not disclosed publicly. Sales-led with pilot engagements typical for CX/support agent platforms.AI customer support agentVoice support automation
DI

Dify

Agents · Model-agnostic: OpenAI (GPT-4o, GPT-4.1), Anthropic Claude, Google Gemini, Mistral, Cohere, Ollama, and any OpenAI-compatible endpoint

Open-source LLMOps platform for building agentic workflows, RAG pipelines, and AI applications

Freemium· Professional: $590 · Team: $1590 · Sandbox: Free · Enterprise: Custom · Community: FreeRAG chatbot over internal documentsCustomer support automation
RA

Relevance AI

Agents · Multi-model: Claude (Opus/Sonnet/Haiku), OpenAI GPT, Google Gemini, plus open-weight options (Kimi K2, GLM)

Build and deploy an AI workforce of specialized agents across your business tools

Enterprise· Free trial available via the app. Paid tiers are quote-based (Enterprise): custom actions, unlimited agents/tools/users, dedicated account manager. Reported customer benchmarks cite an average cost of ~$0.09 per task at scale; no fixed public tier pricing.Outbound prospect research and personalisationMeeting prep and CRM hygiene
RA

Retell AI

Audio · LLM-agnostic (OpenAI, Anthropic, Google and others selectable per agent); proprietary turn-taking model and voice pipeline in-house

Build, test and deploy production-grade AI voice agents for inbound and outbound calls.

Freemium· Pay-as-you-go: $0.07-$0.31/minute · Enterprise: Custom PricingAI inbound call answeringOutbound lead qualification
SI

Sierra

Agents · Undisclosed multi-model (frontier LLMs orchestrated behind Sierra's Agent OS)

Conversational AI agents for enterprise customer experience.

Enterprise· Basic: $10 · Pro: $20 · Enterprise: Contact salesEnterprise customer support agentVoice IVR replacement
TA

Tavus

Video · In-house: Phoenix-4 (rendering), Raven-1 (perception), Sparrow-1 (turn-taking); bring-your-own LLM (OpenAI, Anthropic, etc.)

Conversational video AI — build real-time face-to-face agents with a developer API

Freemium· Free ($0/mo, 25 CVI minutes, 25 stock replicas) / Starter $59/mo (100 min, 3 custom replicas, overage $0.37/min) / Growth $397/mo (1,250 min, 7 custom replicas, 10 concurrent streams, overage $0.32/min) / Enterprise custom. Video generation billed separately at $0.80–$1.00/min.AI sales development rep on a landing pageConversational customer support avatar
VA

Vapi

Audio · Model-agnostic: OpenAI GPT-4o, Anthropic Claude, Google Gemini, Groq, DeepSeek, Llama; STT/TTS via Deepgram, ElevenLabs, PlayHT, Cartesia, Azure

Developer platform for building, deploying, and scaling production voice AI agents

Freemium· Build: Usage based · Scale: Contact UsAI phone receptionistOutbound lead qualification calls
VE

Vectara

RAG · In-house Boomerang (retrieval) and Mockingbird (generation) plus BYOM for GPT, Claude, Gemini, and open-weight LLMs

Enterprise agent platform with built-in retrieval, grounding, and hallucination controls

Enterprise· SaaS: $100K/ year · VPC: $250K/ year · On-prem: $500K/ yearEnterprise knowledge-base searchGrounded customer-support chatbots