Best AI AI Agent Infrastructure Tools

Open-source autonomous AI agent framework with visual dashboard — 14K GitHub stars

Multi-agent AI framework simulating software teams — 45K GitHub stars, builds full apps from prompts

Fastest LLM inference powered by the Wafer Scale Engine.

AI data platform for training data and model evaluation.

End-to-end computer vision platform for developers.

Enterprise data labeling platform for ML training datasets.

Open-source LLM observability, logging, and cost tracking.

LLMOps platform for debugging and monitoring LLM apps.

Open-source MLOps platform for experiment tracking and pipelines.

Cloud GPU platform for AI/ML development and training.

Decentralized GPU marketplace at 3-5x lower cost than AWS.

Docker containers for AI agents, paid per hour in USDC on Base via the x402 protocol — no signup or API key

Open-source browser automation for coding agents — recording CLI, self-healing debug agents, and a low-token Browser Tools SDK

Open-source Firecracker microVM sandboxes for long-running agents — pause indefinitely, resume instantly, fork in parallel

Token-level citation API that reads attention to show exactly which source tokens produced each part of an LLM answer

Durable shared memory for AI agents — one reconciled project record that Cursor, Claude Code, and Codex all read and write

Shared knowledge-graph memory that Claude Code, Cursor, Codex and other agents all read before acting and write back to

Open-source Rust agent runtime — install pre-wired domain specialists with one command, with adaptive compression and hard spending caps

Single-file portable memory layer for AI agents — hybrid BM25 + vector recall, crash-safe WAL, no vector database

Open-source Elixir agent framework with OTP supervision, typed actions, and built-in tracing

Transactional agent sandbox — versioned filesystem, atomic rollback, default-deny egress, full audit trail

Self-hosted personal agent server in Rust — sandboxed, persistent memory, reachable from Telegram, WhatsApp, Discord, Slack and more

Email inbox API for AI agents — spin up real inboxes in one call, with threads, attachments, webhooks, and MCP

EU-hosted AI gateway — 300+ models behind one OpenAI-compatible API, with routing, tracing, PII masking, and GDPR compliance

Open directory and install leaderboard for agent skills, installable into any harness with one npx command

Forward-deployed reinforcement fine-tuning platform for task-specific models that beat foundation models on cost

TypeScript agent framework with observability, evals, and cloud deployment, from the creators of Gatsby

Verifiably private AI — enclave-backed chat, an OpenAI-compatible inference API, and custom Docker workloads

Agent infrastructure: millisecond microVM sandboxes, durable agent storage, and per-workload egress control

Cloud hosting, testing, and observability for MCP servers and ChatGPT/Claude apps, built on the mcp-use SDK

On-device AI toolkit for speech, vision, and text with intelligent cloud fallback and an open-source engine

Persistent full Linux machines for agents in under 50ms, billed per-second with $0/hr idle

AI-native cloud that provisions a full backend per agent, with spend caps, virtual cards, and agent identity

MCP context layer that gives Cursor, Claude Code and other agents your product decisions and constraints

Company-wide memory graph over REST and MCP that your team and every AI agent read and write to

API for offline meeting and phone-call recording, with the hardware and logistics handled for you

Agent-to-agent marketplace where your agent buys data, content, labelling and expertise in credits

Control plane for sandboxed cloud agents — devboxes, Slack-driven background agents, and API workflows

Replays failed agent traces on a clone, writes the fix as a PR, proves it, and stores it as an eval

Analyzes production agent conversations to find the failures your evals miss, then proposes reviewed fixes

Identity, scoped permissions, and audit logging for AI agents, with a credential vault and MCP integrations

Open-source embedded agent that lets your users build their own micro-apps on top of your product

Device-layer AI security that maps and controls what Claude, ChatGPT, Copilot, and coding agents actually do

Free 44-check compliance scanner for MCP servers and AI agent APIs — x402, A2A, EU AI Act, security headers

Connects Slack, Gmail, Notion, GitHub and 20+ more into one live context served to every AI tool over MCP

Shared team context graph across five layers that every member's AI reads and writes over MCP

Email API with real agent inboxes, SSE delivery, and multi-provider routing — MCP, CLI, SDK, and LangChain support

Browser sessions, agents, and serverless functions for AI — with credential vaults, agent identities, and 2FA handling

Open-source EU-hosted AI gateway that traces, evaluates, and PII-redacts every LLM call on the hot path

Staff a room of role-based AI agents per client project, with an approval gate on every ship

One API key for 180+ AI models at 30–70% under official pricing, drop-in compatible with existing SDKs

Searchable marketplace of open-source SKILL.md agent skills for Claude Code, Codex, and Cursor

Desktop inspector and debugging proxy for MCP servers — see the raw calls

Governed, scoped app access for AI agents across 1,000+ integrations

One OpenAI-compatible API for 200+ models with routing, failover and analytics

Edit production LLM prompts live, with versioning and one-click rollback

Permanent, SSO-gated URLs for the HTML and Markdown your agents produce

X.509 identity, behaviour monitoring and regulator-ready audit trails for AI agents

Proxy that enforces LLM budgets in the call path and kills runaway agent loops

Cost-metering proxy with hard caps and tag-based attribution for 60+ LLM models

Model AI workload costs and compare model swaps before you ship them

Local, open-source permission and approval layer between AI agents and your apps

MCP server giving AI agents 13 live finance and on-chain data tools

Leases a clean, isolated Supabase instance to each parallel coding agent in ~1s

Session monitoring that turns your team's agent runs into enforced, reusable skills

MCP rooms where your agents and your teammates' agents talk to each other directly

Shared team memory piped into Cursor, Claude Code and any MCP client

Open-source memory for AI coding agents, mirrored to a private cloud MCP link

Turns any URL into a JSON action manifest agents can reason about and act on

Simulation-based testing, evaluation and observability for AI agents, self-hostable in minutes

Authenticated app connectors and an API/MCP gateway so agents never handle OAuth credentials

Instant, account-free web hosting agents can publish to over plain HTTP

OpenAI-compatible gateway to 500+ models at roughly 20% below official list prices

LLM gateway with cache-aware cost routing across 12 providers and zero markup on provider prices

Hosted LLM evaluation, observability and red-teaming platform from the makers of DeepEval

Open-source personal AI agent that runs in an encrypted enclave so the model never sees your secrets

Purpose-built small AI models as APIs — OCR, translation, scraping and more on one token price

Email API for AI agents with per-inbound prompt-injection scoring, sender reputation and no cold email

Prompt-engineering IDE with block composition, datasets, automatic evaluators and full version history

OpenAI-compatible proxy that runs multi-agent orchestration server-side, so your app stays a single API call

Hire or build AI agents that work like employees, with a community library and Slack surface

AI token wallet and OpenAI-compatible gateway with BYOK key management, route auditing and lower-cost inference supply.

Unified MCP gateway giving Claude, Cursor and n8n one key for 100+ tools, plus a no-code builder to turn any API into an MCP server.

One OpenAI-compatible key for 302 models across 44+ providers, with automatic failover and credits that never expire.

LLM-as-a-judge evaluation platform with custom rubrics, regression catching, red-teaming and CI/CD integration.

Open-source, self-hostable team chat where AI agents plan, route, verify and get approval on real work.

Low-code multi-agent platform with 1,000+ API integrations, an agent template marketplace and BYOC or on-prem deployment.

Fine-tuning platform combining AI data transforms, synthetic training-data generation and task-specific model training in one workflow.

Productivity agent that connects email, spreadsheets, documents and CRMs, building custom MCP/REST/OpenAPI integrations to automate repetitive work.

EU-hosted, source-available webhooks-as-a-service with HMAC signing, retries, replay defence and an MCP-native API.

Open-source RAG platform for production AI chat and search — multimodal ingestion, automatic citations and metadata filtering behind JS and Python SDKs.

Pre-built AI API endpoints returning clean JSON for resume parsing, invoice OCR, product content, translation and more, with SDKs for every language.

Observability and prompt management for LLM apps — event logs, traces, cost and latency tracking, versioned prompts and human review.

Prompt CMS, eval harness and observability stack that lets domain experts version and ship prompts without touching the codebase.

Experimentation, evaluation and human-annotation platform for LLM apps, with auto-generated domain-specific evals and Python/JS SDKs.

One markdown memory shared across Claude, ChatGPT, Cursor and Claude Code through a single MCP endpoint — files-first, EU-hosted, exportable.

Phone numbers for AI agents — outbound calls, SMS and inbound voice via one API, with Python, Node, MCP and single-prompt integration paths.

Persistent memory for Claude Code, Cursor, Copilot and Windsurf via MCP, with semantic search, git sync, snapshots and project-scoped spaces.

Persistent memory and grounded document knowledge for agents, exposed as native MCP tools, with document conversion, OCR, URL-to-Markdown and JSON extraction built in.

Agent platform built around whole departments — sequential agents, agentic teams and named AI employees over 70+ connectors, with a policy engine, approvals queue and cost analytics.

A macOS menu-bar app that toggles Claude Code MCP servers on and off per project without touching a config file, auto-restarts sessions, and tracks the context tokens saved.

An Apache-2.0, local-first memory layer for LLM agents with importance scoring and auditable recall, running on SQLite and FAISS with no services to stand up.

An Apache-2.0 Rust browser engine for AI agents that compiles HTML into a Semantic Object Model and exposes a seven-method Agent Web Protocol instead of CDP.

A free, self-hosted dashboard that visualises Claude Code, Codex, Gemini CLI, Aider and other agents as pixel characters, with per-turn token, cost and tool-call inspection.

An autonomous AI agent with roughly 19,000 built-in app integrations that completes multi-step work end to end, with bring-your-own-key support for OpenAI-compatible, Groq, OpenRouter, Ollama and LM Studio back ends.

An MIT-licensed CLI that gives shells and agents one interface to models, web search, scraping and enrichment — bring your own provider keys, keep the results out of your main agent's context.

Calendar infrastructure for AI agents: create calendars and events, query cross-agent availability, hold slots, and sync with Google and Microsoft calendars over a REST API and MCP server.

Pure-TypeScript, MCP-first infrastructure for AI agents — an embedded agent database with runtime-discoverable schemas and vector search, plus session-surviving task management for Claude Code.

A local desktop workbench for building, evaluating and optimising AI systems — RAG, skills, tools and MCP, sub-agents and evals, with datasets stored locally and versioned through git.

A macOS and Windows desktop app where a Commander agent directs a team of specialist AI agents by chat, with a marketplace, Claude Code and Codex support, and buy-a-month-or-subscribe credit pricing.

An Apache 2.0 open-source platform for tracing LLMs and AI agents through OpenTelemetry, plus evaluations, prompt management, model comparison and a key vault — self-hosted free via Helm or Docker.

MIT-licensed governed memory for agent fleets on an append-only, hash-chained event log

Versioned, structured memory shared across Claude, ChatGPT, Cursor, and other agents

One MCP-served shared memory across Claude Code, Cursor, Codex, and Grok, MIT open-core

Voice, SMS and email infrastructure for AI agents — MCP-native, ~500ms call latency, CLI-first

Evidence-gated spend control for AI agents — authorize, verify completion, then release or refund

Secure isolated runtime for executing LLM-generated code, with sub-10ms starts and no cold start

Unified LLM observability, evaluations, prompt optimisation and AI gateway in one platform

Registry for installable AI agent personas (SOUL.md), with one-command install and optional hosting

Self-hosted, Apache 2.0 runtime authority that gates autonomous agent spend and risky actions pre-execution

Agent-friendliness scorecard for APIs, queryable at runtime via MCP by Claude Code, Cursor, Copilot and others

OpenAI-compatible API for GPT-OSS, Qwen, Llama and DeepSeek with per-request cost receipts

Continuously diagnoses why LLM apps and agents fail in production and generates the prompt patch

Sub-10ms semantic search for voice agents and copilots, distributed in-browser, on-device or in the cloud

Open-source daemon that captures and syncs context across every coding agent you run

Shared memory vault that every AI client on a team reads from and writes to, over MCP and API

Collects AI and agent logs as Iceberg tables in storage you own, queried in-browser with no backend

One-command production deployment for CrewAI and LangGraph agents, with streaming and artifact capture

Behavioural telemetry for LLMs — measures drift, sycophancy and hallucination risk from the outside

Open-source security gateway for AI agents — granular tool policies, approval chains and full audit logs

Two-line proxy that kills runaway agent loops with runtime budget enforcement and anomaly detection

Rebuilds the systems your agents call so you can replay real sessions and catch regressions pre-deploy

A hosted, MCP-native database that keeps structured, attributed state across every AI chat client

An AI proxy giving agents governed, structured memory plus runtime policy enforcement and audit trails

Open-source framework connecting AI agents to iMessage, WhatsApp, Telegram, Slack, Discord and Instagram

Inspector, OAuth debugger, cross-client matrix and CI evals for MCP servers

Agentic compute platform giving each agent a persistent cloud computer, projects, memory, skills and subagents

Always-on cloud agent that runs a PC for you and builds the internal tools it then operates

Self-improving context engine — ingests documents into a governed graph that retunes retrieval as it learns

Governed multi-model AI workspace for regulated firms — audit trail, SSO, UK-hosted, no training on your data

Visual multi-agent builder with GitHub AI Ops — code review, issue triage and self-updating docs

Turn team expertise into versioned agent skills that run in Claude, ChatGPT, Cursor and your own agents

Prompt-to-production agentic dev cloud — PRD, visual agent canvas, deploy, monitor

No-code AI agent builder for marketing and SEO teams, with MCP hosting and on-prem options

Cloud browsers for AI agents — logins, proxies, CAPTCHA, compiled into reusable code

Working layer for coding agents — inbox, memory, 100+ integrations, approvals, one credit pool

Cloud desktops for AI agents — full Linux or Windows machines in under 500ms via API

Per-minute PaaS built for agent-deployed apps — auto stack detection, MCP-readable logs and credit balance

Apache-2.0 AI agent control plane — MCP firewall, model gateway, policy-as-code and human approvals

Trace, grade and share AI agent eval reports from a few SDK calls, with custom graders and golden cases

One prepaid API key over Veo, Kling, FLUX and ElevenLabs — prices shown upfront, failed jobs refunded

Connects AI agents to 1,000+ tools through one dashboard, with plain-language playbooks billed only on execution

Publish an agent to a network where apps and other agents can call it, with pay-per-call billing and a 15% revenue share

Agent cloud handling hosting, scaling, evals and observability for agents on any model or harness

From-scratch headless browser engine for crawlers and AI agents — no rendering, ~9x faster than Chrome

MIT-licensed LLM observability with one-line setup, agent tracing, PII detection and cost anomaly alerts

Open-source OpenAI-compatible gateway routing one API to 200+ models across 40+ providers

Open-source agent observability where plain-English Signals catch failures you never instrumented

Open-source agent workspace billed by agent runs, not seats — build via chat, self-host or cloud

Open-source LLM router with self-healing retries that also routes to Claude/ChatGPT subscriptions

Git-based prompt versioning, testing and deployment for teams, with a public prompt library

Open-source local model training and inference — 2× faster with 60% less VRAM, plus a desktop app

Open-source TypeScript platform for durable AI agents and background workflows

Temporal knowledge-graph memory for AI agents, with sub-200ms retrieval

Drop-in memory layer for AI agents, metered on add and retrieval requests

Linux VM sandboxes and API-first Git built for AI agents, with per-resource pricing

Open-source durable orchestration for AI agents, background tasks and cron

Prompt-built browser bots on managed cloud browsers with proxies and CAPTCHA handling

Declarative Agents-as-YAML platform with agentic RAG, MCP and access management

Approval queue that gates risky agent and automation actions on a human decision

Developer API that puts recording bots into Zoom, Meet and Teams calls with SDKs in ten languages

Email and LinkedIn outreach infrastructure for AI agents behind one API key, SDK and MCP server

Sub-2-second sandboxes for AI agents, cheaper GitHub Actions runners, and AI PR review in one platform

One social API for publishing, comments, DMs and reviews across eleven platforms, with an MCP server

Real email mailboxes for AI agents over REST — no SMTP, no OAuth, with webhooks and SSE streaming

Agent mailboxes with dedupe, cooldown, consent and injection-scanning enforced at the infrastructure layer

Permissioned context containers any MCP client can read and write, with per-user isolation and an API

Managed AI image pipelines built, hosted and quality-scored for you under your own brand

TypeScript-native agentic backend with managed execution, state, HITL approvals and observability

Managed OpenClaw hosting — a private AI assistant instance in minutes, with microVM sudo access on higher tiers

Managed skills platform for AI agents — server-side prompts, tools and memory with tracing, evals and global inference

Agent platform for regulated industries with sealed audit records, decision replay and human approval nodes

Context infrastructure for AI agents: memory, per-tenant bases, hybrid search and structured extraction

Publicly verifiable zero-loss AI cost optimisation for OpenAI and Anthropic workloads.

The web operating layer for AI agents

Discover and install trusted Agent Skills for Claude, Codex, Copilot, and other AI agents.

OpenAI-compatible AI API gateway with GPT/Claude/Gemini routing and free AI stock research.

Multi-agent scenario simulator for planning, prediction, and strategic foresight.

OpenAI-compatible GPT-family API relay for coding agents and developer automation.

Independent Firecrawl workflow planner for crawl, scrape, search, map, and self-host decisions.