Best AI tools for agent frameworks

Freemium· Basic: Free · Enterprise: Custommulti-agentorchestration

Python framework for multi-agent orchestration.

Ernie Bot

Agents · Baidu ERNIE 4.0 / ERNIE X1 / ERNIE Turbo (in-house)

8.7

Baidu's Mandarin-first ChatGPT rival, powered by the ERNIE model family

Freemium· Free tier for Ernie 3.5 access; Ernie 4.0 and premium features require a paid subscription (approximately CNY 59.9/month for individual plans); enterprise API pricing via Baidu AI Cloud Qianfan platform is metered per 1K tokens.Mandarin content writing and marketing copyChinese-language document Q&A and summarisation

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

AWS Bedrock

Agents · Multi-model: Anthropic Claude, Meta Llama, Mistral, Cohere, AI21, Amazon Nova/Titan, DeepSeek, Stability, OpenAI GPT

Paid· Pay-as-you-go per 1K input/output tokens per model; on-demand, batch, and provisioned throughput tiers. New AWS accounts get up to $200 in credits. Enterprise agreements via AWS.Enterprise 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

Doubao

Agents · Doubao Seed 2.1 Pro (in-house ByteDance), with Seed 2.0 / 1.5 on free tier

8.5

ByteDance's flagship AI assistant with a real agent mode and one of the largest user bases outside ChatGPT

Freemium· Free tier (chat, search, writing, image gen, voice/video chats) / Doubao Pro RMB 68/mo (~$9.40) / RMB 200/mo (~$27.80) / RMB 500/mo (~$69.40). API: 6 yuan per 1M input tokens, 30 yuan per 1M output tokens for Doubao 2.1 Pro (cache-hit as low as 1.2 yuan).Long-document PDF and Office file summarizationAutonomous browser and local-computer agent tasks

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)

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

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

Palantir AIP

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

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

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

ScrapeGraphAI

Agents · Multi-model (LLM, unspecified)

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

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

Semantic Kernel

Free· Free, MIT-licensed SDK; you pay for the underlying model APIsagent-orchestrationllm-plugins

Microsoft's open-source SDK for wiring LLMs, plugins, and agents into enterprise .NET, Python, and Java apps.

Yi (01.AI)

Agents · Yi-Lightning (MoE), Yi-Large, Yi-1.5 (6B/9B/34B), Yi-VL, Yi-Coder — in-house 01.AI foundation models

Freemium· Open-source Yi models free under permissive license; hosted API via platform.lingyiwanwu.com with pay-per-token pricing (Yi-Lightning positioned as a low-cost frontier tier; Yi-Large priced higher; exact per-token rates on the platform dashboard). Enterprise custom-training and consulting on quote.Self-hosted coding assistantBilingual English-Chinese chatbot

Foundation models from 01.AI — open-weight Yi family plus frontier Yi-Lightning and Yi-Large

Dataiku

Agents · Multi-model (LLM Mesh: OpenAI, Anthropic, Bedrock, Vertex, OSS)

Enterprise· Basic: $10 · Pro: $30 · Enterprise: Contact salesenterprise-aiagent-orchestration

Enterprise AI platform unifying data, ML, LLMs, and agents under one governed workflow.

Flyte

Freemium· OSS free; Union.ai commercial tier for enterpriseml-pipelinesagent-orchestration

Open-source Python-native orchestration platform for AI, ML, and data workflows at production scale.

H2O.ai

Enterprise· Contact sales; live demo on requestenterprise-agentsautoml

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

n8n

Freemium· Starter: 20€/mo, billed annually · Pro: 50€/mo, billed annually · Business: 667€/mo, billed annually · Enterprise: Contact Salesai-agentsworkflow-automation

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

AgentOps

Freemium· Free up to 5,000 events; Pro from $40/mo; Enterprise customagent-observabilityllm-tracing

Observability and debugging platform purpose-built for AI agents, with time-travel replay and cost tracking across 400+ LLMs.

Browser Use

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

Freemium· Pay as you go: $0 · Dev: $29/mo · Business: $299 · Scaleup: $999web-automationscraping

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

Daytona

Agents

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

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

Hermes Agent

Agents · Multi-model (300+ via Nous Portal)

Freemium· MIT-licensed self-host free; managed Portal tiers Free/Plus/Super/Ultra with creditspersonal-assistanttask-automation

Open-source multi-channel AI agent with persistent memory, scheduling, and subagent delegation from Nous Research.

Sim

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

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

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

Langflow

Freemium· Open-source free; hosted free tier + paid enterprise via DataStaxagent-prototypingrag-pipelines

8.1

Open-source visual builder for LangChain-style AI agents and RAG pipelines.

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

CAMEL-AI

Free· Free, open-source; pay for the underlying LLM API callsmulti-agent-systemssynthetic-data-generation

Open-source Python framework for building multi-agent systems and synthetic data pipelines.

Gemini CLI

Agents · Gemini 3

Freemium· Free tier with Google account; paid via Google One / AI subscriptionsterminal-coding-agentcodebase-editing

Google's open-source terminal agent that brings Gemini 3 into your shell for codebase edits and workflow automation.

MiniMax

Agents · MiniMax M3, Hailuo 2.3, Speech 2.8, Music 2.6

Freemium· Free tier; Token plan from ~$20/mo (~12.5B tokens); enterprise pricing on requestcoding-agentlong-context

Chinese frontier-model lab shipping multimodal foundation models with a 1M-context coding/agent stack.

Rivet

Free· Free and open source (MIT)agent-orchestrationprompt-chaining

Open-source visual IDE for building and debugging LLM agent graphs.

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.

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

Headroom

Agents · Model-agnostic (Anthropic, OpenAI, Vertex, Bedrock, Azure, 100+ via LiteLLM)

Free· Apache 2.0 open source; free for commercial usetoken-compressionagent-context

Open-source context compression layer that strips 70-95% of boilerplate before it hits your LLM.

Model Context Protocol

Agents · Model-agnostic

Free· Free and open source (MIT)agent-toolingide-integrations

Open standard that lets AI apps plug into data sources, tools, and workflows like USB-C for LLMs.

OpenAI Swarm

Agents · OpenAI models (designed for, but extensible)

Free· Free / open-sourceeducationprototyping

Lightweight multi-agent orchestration in Python.

OpenCLI

Agents · GPT-3, GPT-2

Free· Free and open-source (Apache-2.0)browser-automationagent-tooling

Open-source bridge that hands your already-logged-in Chrome session to a CLI and AI agents.

OpenMetadata

Agents

Freemium· Free self-hosted OSS; Collate managed cloud has free tier + paid plansdata-catalogagent-context

Open-source metadata platform that gives AI agents a semantic context graph over your data stack.

Agent Lightning

Free· Free, MIT-licensed open sourceagent-trainingreinforcement-learning

Microsoft's open-source trainer that fine-tunes AI agents with RL and prompt optimization, framework-agnostic.

AgentMemory

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

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

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

AstrBot

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

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

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

Gorilla

Agents · gorilla-openfunctions-v2 (6.91B)

Free· Free and Apache 2.0; self-hostedfunction-callingtool-use

Open-source LLM purpose-built for function calling and API invocation across thousands of tools.

OpenBB

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

Freemium· Community: Free · Lite: $100 · Pro: Contact sales · Snowflake: $500financial-researchinvestment-workflows

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

World Monitor

Agents · Multi-model (Claude, GPT via MCP)

Freemium· Free: $0 · Pro: $39.99 · Pro Business: $49.99 · API Starter: $99.99 · API Business: $299.99geopolitical-monitoringsupply-chain-risk

Real-time global intelligence dashboard fusing 56 map layers, 500+ news feeds, and an AI analyst into one situational-awareness console.

AgentMail

Agents

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

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

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.

Chainlit

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

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

Cherry Studio