Best AI tools for web agents

Paid· Standard: Contact sales · Flex: Contact sales · Priority: Contact sales · Reserved: Contact salesEnterprise RAG chatbot over private documentsMulti-step tool-using agents via AgentCore

Build and scale generative AI applications with foundation models

Claude Agent SDK

Agents · Claude Opus / Sonnet

Free· Free SDK; API usage billed at Claude ratesClaude agentstool use

Anthropic's official SDK for building autonomous Claude agents.

Google Vertex AI

Agents · Gemini 2.5 (Pro/Flash/Nano), Imagen, Veo, Chirp, plus Model Garden (Llama, Mistral, Claude via partner)

Paid· Image Data - Training (Classification): $3.465 / 1 hour · Image Data - Training (Object Detection): $3.465 / 1 hour · Image Data - Deployment and Online Prediction: $1.375 / 1 hour · Image Data - Batch Prediction: $2.222 / 1 hour · Tabular Data - Training (Classification/Regression): $21.252 / 1 hourEnterprise RAG chatbotMulti-agent customer service

Google Cloud's unified platform for building, deploying, and scaling enterprise AI agents and models.

IBM watsonx

Agents · IBM Granite (3.x, Code, Time Series), Meta Llama 3.x, Mistral, plus other curated open models

Enterprise· watsonx.ai has a free tier on IBM Cloud with limited tokens; paid usage is metered per 1M tokens by model family (Granite, Llama, Mistral, etc.). watsonx.governance and watsonx.data are quoted per environment. Enterprise deals via IBM sales; on-prem/Cloud Pak for Data is separately licensed.Enterprise RAG chatbot over private documentsCustomer service agents with guardrails

Enterprise AI platform for building, deploying, and governing models and agents

Glean

Agents · Model-agnostic: routes across 35+ LLMs including GPT-4o, Claude 3.5/4 Sonnet, Gemini 1.5/2, Llama 3, Mistral, plus Glean in-house models

8.5

Work AI platform that unifies enterprise knowledge, search, and agents

Enterprise· Enterprise pricing only; commonly reported in the $40-50/user/month range with a floor typically starting around 100 seats. No public self-serve tier. Contact sales for a quote.Enterprise search across Slack, Drive, Confluence and JiraCompany-wide AI assistant with citations

ChatGLM (Zhipu Qingyan)

Agents · GLM-4, GLM-4V, GLM-4-Air/Flash, CogView, CogVideoX (ChatGLM family, Zhipu AI / Tsinghua KEG)

8.4

Zhipu AI's bilingual ChatGLM assistant with agents, code, image and video generation

Freemium· Free consumer tier (chatglm.cn); paid API tiers via Zhipu Open Platform (bigmodel.cn) priced per million tokens by model (GLM-4, GLM-4-Air, GLM-4-Flash, GLM-4V, CogVideoX); enterprise/private deployment on requestChinese-language document drafting and rewritingChinese-English translation and localisation

Palantir AIP

Agents · Multi-model (GPT, Claude, Llama, customer-hosted)

8.4

Enterprise AI platform that grounds LLMs in your operational data and runs agents against real business systems.

Enterprise· Contact sales; typically bundled with Foundryenterprise-agentsoperational-ai

ScrapeGraphAI

Agents · Multi-model (LLM, unspecified)

8.4

LLM-driven web scraping API that turns natural-language prompts into structured JSON.

Freemium· Free 500 credits; Starter $20/mo, Growth $100/mo, Pro $500/mo, Enterprise customweb-scrapingdata-extraction

H2O.ai

Enterprise· Contact sales; live demo on requestenterprise-agentsautoml

8.3

Enterprise AI platform combining AutoML, generative AI, and vertical agents for regulated industries.

n8n

Freemium· Starter: 20€ · Pro: 50€ · Business: 667€ · Enterprise: Contact Salesai-agentsworkflow-automation

8.3

Source-available workflow automation with first-class AI-agent and RAG building blocks.

Browser Use

Agents · Multi-model (BYO LLM; Claude in hosted Box)

8.2

Open-source browser automation harness and cloud platform for LLM agents that drive real websites.

Freemium· PAYG: $0 · Dev: $29 · Business: $299 · Scaleup: $999web-automationscraping

Daytona

Agents

8.2

Secure, isolated sandboxes for running AI-generated code with sub-90ms cold starts.

Freemium· Pay-per-second from $0.000014/sec; $200 free creditagent-sandboxescode-interpreters

Sim

Agents · Multi-model (Claude, OpenAI, Google)

8.2

Open-source visual workspace for building, deploying, and monitoring AI agents.

Freemium· Free: $0 · Pro: $25 · Max: $100 · Enterprise: Customagent-workflowsinternal-automation

Mastra

Agents · Multi-model (90+ providers)

8.1

Open-source TypeScript framework for building, deploying, and observing AI agents and workflows.

Freemium· Starter: $0 · Teams: $250 · Enterprise: Custom pricingai-agentsworkflow-orchestration

Khoj

Freemium· Free self-hosted; paid cloud tier on app.khoj.devpersonal-knowledge-baseagent-building

7.9

Open-source personal AI that builds agents, searches your documents, and automates research across local files and the web.

Manus

Paid· Credit-based; tiers from $19/moresearchweb tasks

7.9

Generalist agent for research, code, and web tasks.

DataRobot

Enterprise· Contact sales; free trial availableenterprise-agentspredictive-ml

7.8

Enterprise platform for building, deploying, and governing AI agents alongside classic predictive ML.

AutoGPT

Agents · BYO (Claude / GPT / open)

7.5

Open-source platform for building autonomous AI agents.

Free· Free / open-source; hosted platform paidautonomous agentstask automation

AgentMemory

Agents · Multi-model (Claude, Gemini, MiniMax, OpenRouter)

7.3

Open-source persistent memory runtime for AI coding agents, with hybrid retrieval and zero external dependencies.

Free· Free, open-source (Apache 2.0); bring your own LLM API keyagent-memorycoding-agents

OpenBB

Agents · Multi-model (Agent Rita is model-agnostic)

7.3

Open-source financial workspace where analysts and AI agents share the same governed data.

Freemium· Community: Free · Lite: $100 · Pro: Custom pricing · Snowflake: $41.67financial-researchinvestment-workflows

Cald.AI

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

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

Cherry Studio

Free· Free and open source; bring your own API keysmulti-model chatlocal knowledge base

Open-source desktop AI client that wires 300+ LLMs into one chat, knowledge-base, and agent workspace.

Coze Studio

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

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

Hermes One

Agents · Multi-model (BYO via OpenRouter/OpenAI/Anthropic/Gemini/xAI/Ollama)

Free· Free, MIT-licensed; you pay your own model inference costsautonomous-agentschat-ops

Open-source desktop AI agent with a self-improving learning loop and multi-platform messaging connectors.

MCP Toolbox for Databases

Free· Free and open source (Apache 2.0); self-hostedagent-database-accessmcp-server

Open-source MCP server that wires AI agents and IDEs straight into 50+ production databases with auth, pooling, and observability baked in.

Nexent

Agents · Multi-model (OpenAI-compatible: any LLM/Embedding/VLM/STT/TTS)

Free· Free, open-source (MIT); self-hosted infra + model API costs applymulti-agent-orchestrationzero-code-agents

Open-source, zero-code platform for spinning up production-grade AI agents from a single natural-language prompt.

SAS Viya

Enterprise· Contact sales; 14-day free trialenterprise-analyticsai-governance

Enterprise-grade data and AI analytics platform with built-in governance, MCP server, and a Copilot for regulated industries.

Taskade

Agents · Multi-model (Claude, GPT, Gemini)

Freemium· Free tier; paid plans for custom domains, more integrations, and teamsai-agentsworkflow-automation

AI-powered workspace that turns natural-language prompts into apps, agents, and automated workflows.

TencentDB Agent Memory

Free· MIT-licensed, self-hostedagent-memorylong-context

Local long-term memory for AI agents using layered storage and Mermaid-based symbolic compression.

A2A Protocol

Agents

Free· Free and open source (Apache 2.0)multi-agent-systemsagent-interop

Open standard for letting AI agents from different frameworks talk to each other.

ElizaOS

Agents · Multi-model (BYO via plugins)

Free· Free, open-source (self-hosted); bring your own model API keysmulti-agent-swarmssocial-bots

Open-source agentic OS for building and orchestrating multi-agent swarms across Discord, Telegram, X, and onchain.

Hyperbrowser

Agents · Model-agnostic (BYO LLM)

Freemium· Free developer tier; paid usage-based plansagent-browser-controlweb-scraping

Cloud browser infrastructure built for AI agents that need to scrape, click, and navigate the live web.

Oh My OpenAgent

Agents · Multi-model (Claude Opus 4.7, Sonnet 4.6, GPT 5.5, Gemini 3.1 Pro)

Free· Free, open-source (SUL-1.0); bring your own model API keysmulti-agent-codingautonomous-task-execution

Open-source multi-agent orchestration framework that coordinates specialized AI coders across planning, execution, and verification.

OpenClaw

Agents · Bring-your-own (Claude, GPT, others)

Free· Open source; you pay for the underlying LLM API usagepersonal-assistantshell-automation

Open-source local AI agent that controls your computer and talks back through your messaging apps.

PageAgent

Agents · Bring-your-own (Qwen, GPT, Claude, etc.)