Free AI Agents AI Tools

Segue is a neutral relay service that saves and transfers working AI context between assistants using short, human-friendly handles so you can hand off briefs, plans, and notes across tools without copy‑paste or re‑explaining.

Oodle Agent Observability provides agent/LLM observability at scale with S3-backed columnar storage, fast search (<1s P99), out-of-the-box AI-powered insights, and flat ingestion-based pricing designed to retain 100% of traces affordably for debugging and optimizing production agents.

Parley is coordination infrastructure for autonomous AI coding agents that provides durable message delivery, human-in-the-loop escalation, file-claim soft-locks, and an append-only flight recorder for auditability, aimed at teams running agent fleets.

Maritime is a managed platform to deploy, isolate, and scale customer-facing AI agents as individual micro-VMs — billed from $1/agent/month — with CLI, SDKs, webhooks, and on-prem options for large customers.

Scalix World is an AI-native neocloud that unifies database, AI, functions, storage, and compute into one platform operable by humans and AI agents via a single API key and credit pool.

X402vps provides pay-per-hour Docker containers designed for autonomous AI agents — no signup or API key required; your wallet (USDC on Base mainnet) is your identity. It offers prebuilt images, internet-enabled node/core tiers for scraping and browser automation, and a JSON API for lifecycle and exec operations.

Superserve is an open-source, self-hostable sandbox platform for long-running AI agents that provides durable Firecracker microVMs, pausing/resuming sessions, and programmatic control via an SDK and API.

Authoryze is a payment authorization and control layer that lets AI agents make purchases using single-use virtual cards while enforcing spending limits, approvals, merchant rules, and a full audit trail.

Agent Memory Leaderboard is an open public benchmark and evaluation platform for comparing agent memory systems (textual and coding) under a unified Add/Search evaluation flow, offering public leaderboards, an API contract, and tooling for academic and commercial submissions.

First Employee is an AI "employee" that builds and publishes a multi-page website for a described business in about three minutes, then continues to run and improve the business (SEO, drafts, lead handling and growth) under either a self-managed or managed plan.

AgentsProof is an SDK and service that captures agent traces, grades runs against custom rules and approved test cases (Goldens), and produces shareable proof reports to verify and monitor AI agent behavior.

FN2 is an AI-driven stock research platform that runs autonomous, scheduled research agents (loops) against live market data to monitor portfolios, surface important signals, and generate briefings grounded in verifiable sources.

Traccia is an OpenTelemetry-native platform and SDK for observability, evaluation, governance, and policy enforcement across AI agents. It gives teams unified agent visibility, end-to-end tracing, cost attribution, hard-block guardrails for policy violations, prompt registry and experiment tooling, and compliance evidence for regulations like the EU AI Act and optional HIPAA controls.

Manifest is an API-first action layer that converts any URL into a structured JSON 'action manifest' describing every button, form, and input on a page (including required fields and input types) so AI agents can reason about and interact with web pages reliably.

UbiOps is an AI model serving and orchestration platform that lets teams run, manage and scale AI and machine learning workloads on any infrastructure (local, hybrid or multi‑cloud) with built-in MLOps, orchestration and governance features.

Humantic AI is a buyer-intelligence platform for revenue and GTM teams that combines account intelligence, people intelligence, visitor identification and activation tools (Agent Miia, Agent Pi, Vidar, Kairos, HumanMail) to help sales teams research accounts, personalize outreach, and activate insights inside existing workflows.

UChat is a no-code omnichannel AI agent platform that helps businesses automate sales, support, and engagement across 12–15+ messaging and social channels using a visual flow builder and integrated AI/LLMs.

Ragie is a fully managed RAG-as-a-Service (context engine) that ingests, parses, indexes, and retrieves multimodal content to power agents, assistants, and apps via purpose-built APIs and SDKs for developers and enterprises.

Respan is an LLM engineering platform and AI observability gateway that routes, traces, evaluates, and monitors LLM calls across providers; it provides a single API endpoint, fallbacks, caching, budgets, real-time traces, evaluators, and dashboards for production-grade LLM usage.

Shaped is a fully-managed AI relevance engine and vector database with a built-in feedback loop that unifies retrieval, ranking, and continuous learning to power real-time personalization for search, recommendations, feeds, and agent memory.

Convai is a platform for creating, training, and deploying embodied conversational AI characters for XR, games, virtual worlds, and omnichannel applications, offering no-code creation tools, developer SDKs/plugins, and multimodal perception (vision, audio, text).

Scade.pro is a web platform for building, running, and integrating AI-powered apps and automated content workflows using templates, no-code flows, and customizable AI agents. It offers access to a large library of models, a unified API, and publishing/integration tools for web and mobile products.

Landing AI provides Agentic Document Extraction (ADE), a vision-first, production-ready document AI platform that converts complex, multi-page documents into accurate, auditable structured data via APIs and SDKs for regulated enterprise workflows.

AI/ML API (aimlapi.com) is a unified API gateway providing access to 1000+ AI models (chat, reasoning, image, video, audio, voice, search and more) with OpenAI/Anthropic compatibility, a playground, and scaling and enterprise features for production use.