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📖 The AI Tool Bible

Best AI tools for coding agents

48 tools in the Agents category, filtered to coding agents.

All Agents
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LangGraph

Featured
Agents · BYO (Claude / GPT / open)
8.8

Stateful, graph-based agent orchestration from LangChain.

Freemium· Developer: $0 / seat · Plus: $39 / seat · Enterprise: Custom pricingstateful agentshuman-in-loop
Ernie Bot preview image
Ernie Bot logo

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
AWS Bedrock preview image
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AWS Bedrock

Agents · Multi-model: Anthropic Claude, Meta Llama, Mistral, Cohere, AI21, Amazon Nova/Titan, DeepSeek, Stability, OpenAI GPT
8.6

Build and scale generative AI applications with foundation models

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

Agents · Claude Opus / Sonnet
8.6

Anthropic's official SDK for building autonomous Claude agents.

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

Agents · Gemini 2.5 (Pro/Flash/Nano), Imagen, Veo, Chirp, plus Model Garden (Llama, Mistral, Claude via partner)
8.6

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

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
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IBM watsonx

Agents · IBM Granite (3.x, Code, Time Series), Meta Llama 3.x, Mistral, plus other curated open models
8.6

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

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
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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
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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
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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
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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
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Yi (01.AI) logo

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
8.4

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

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
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H2O.ai

Agents · Multi-model
8.3

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

Enterprise· Contact sales; live demo on requestenterprise-agentsautoml
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n8n

Agents · Multi-model
8.3

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

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

Agents · Gemini 3
8.0

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

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

Agents · MiniMax M3, Hailuo 2.3, Speech 2.8, Music 2.6
8.0

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

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

Agents · Multi-model (Claude, Gemini, GPT/Codex)
8.0

Open-source autonomous coding agent that plans, edits, and ships changes across real codebases.

Freemium· Open Source: Free · Individual: Free · Enterprise: Custom pricingautonomous-codingpr-review
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DataRobot

Agents · Multi-model
7.8

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

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

Devin

Agents · Multi-model (Claude / GPT configurable)
7.8

Cognition Labs' "autonomous software engineer" agent.

Paid· From $500/mo Coreautonomous codingticket resolution
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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
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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
Guizang PPT Skill preview image
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Guizang PPT Skill

Agents · Multi-model (Claude, Codex, GPT-Image)
7.3

Claude Code / Codex agent skill that generates single-file HTML slide decks in editorial-magazine or Swiss-design styles.

Free· Free, AGPL-3.0; requires a host AI agent (Claude Code, Codex, etc.)html-slide-deckspresentation-design
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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
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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
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Cherry Studio

Agents · Multi-model
7.2

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

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

Agents · Multi-model (Doubao, DeepSeek, OpenAI, Gemini)
7.2

Open-source multi-agent framework from ByteDance for long-running research, coding, and content tasks.

Free· Free, MIT-licensed (self-hosted; you pay only for LLM tokens)deep-researchautonomous-coding
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Hermes One

Agents · Multi-model (BYO via OpenRouter/OpenAI/Anthropic/Gemini/xAI/Ollama)
7.2

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

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

Agents · Multi-model
7.2

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

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

Agents · Multi-model (via litellm, OpenRouter, Portkey)
7.2

A 100-line open-source coding agent that scores 74%+ on SWE-bench Verified.

Free· Free and open source (Apache 2.0); you pay only for the underlying LLM tokens.swe-bench-evaluationautonomous-coding
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Nexent

Agents · Multi-model (OpenAI-compatible: any LLM/Embedding/VLM/STT/TTS)
7.2

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

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

Agents · Multi-model
7.2

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

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

Taskade

Agents · Multi-model (Claude, GPT, Gemini)
7.2

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

Freemium· Free tier; paid plans for custom domains, more integrations, and teamsai-agentsworkflow-automation
TencentDB Agent Memory preview image
TencentDB Agent Memory logo

TencentDB Agent Memory

Agents · Multi-model
7.2

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

Free· MIT-licensed, self-hostedagent-memorylong-context
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A2A Protocol

Agents
7.1

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

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

Agents · Multi-model (BYO via plugins)
7.1

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

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

Agents · Multi-model (GPT, Claude, Gemini)
7.1

AI interview copilot that whispers answers in real time during live job interviews.

Freemium· Basic: $10 · Pro: $20 · Enterprise: $30interview-coachingmock-interviews
Oh My OpenAgent preview image
Oh My OpenAgent logo

Oh My OpenAgent

Agents · Multi-model (Claude Opus 4.7, Sonnet 4.6, GPT 5.5, Gemini 3.1 Pro)
7.1

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

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

Agents · Bring-your-own (Qwen, GPT, Claude, etc.)
7.1

An in-page JavaScript GUI agent that drives web interfaces with natural language, no headless browser required.

Free· Free, MIT-licensed; LLM costs are whatever provider you wire inweb-automationai-copilots
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Serena

Agents · Bring your own (Claude, GPT, etc.)
7.1

Open-source MCP toolkit that gives coding agents IDE-grade symbol search, refactoring, and editing across 40+ languages.

Freemium· Core server free (MIT); optional JetBrains plugin is paid with free trialagent-codingrefactoring
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Superpowers

Agents · Multi-model
7.1

Opinionated agentic skills framework that turns coding agents into disciplined, spec-driven software engineers.

Freemium· Free: $0 USD · Team: $4 USD per user/month · Enterprise: $21 USD per user/monthagentic-codingspec-driven-development
Amazon SageMaker preview image
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Amazon SageMaker

Agents · Multi-model
7.0

AWS's end-to-end platform for building, training, and deploying machine learning models and AI agents at enterprise scale.

Paid· Pay-as-you-go; free tier available for new AWS accountsmodel-trainingmodel-deployment
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Archon

Agents · Multi-model (Claude Code, Codex, others)
7.0

Open-source orchestration layer for running multiple AI coding agents in parallel git worktrees.

Free· Free and open source; bring your own model API keysparallel-coding-agentsworkflow-orchestration
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Cursor Talk to Figma MCP logo

Cursor Talk to Figma MCP

Agents · Multi-model (Cursor / Claude Code via MCP)
7.0

Open-source MCP bridge that lets Cursor and Claude Code read and edit Figma files directly from the editor.

Free· Free, open-source (MIT)figma-automationdesign-to-code
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Hamster

Agents · Multi-model (agent-agnostic)
7.0

Collaborative product-planning workspace that turns briefs into structured tasks for AI coding agents.

Freemium· Free trial; paid tiers not publicly listedproduct-planningagent-task-orchestration
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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