Results for “free”

126 tools in this category · Updated 2 Nov 2026

“free”CodingWays to use: SDK / libraryShowing 126 tools

Freestyle VMsby FreestyleYC S24Give AI agents persistent Linux machines for long-running tasksFreemium
Agora Conversational AI Engineby AgoraVoice AI agent engine that connects any LLM to real-time speech.Pay as you go
Morphik Developer Platformby MorphikYC X25Document database for building agents and retrieval appsFreemium
Grafana Cloud Agent Observabilityby Grafana LabsMonitor, evaluate, and improve production LLM agents in Grafana CloudFreemium
New Relic AI Observabilityby New RelicObservability for AI-powered applications and agent stacksFreemium
Sentry Agent Tracingby SentryTraces AI agent runs and LLM calls inside Sentry application monitoringFreemium
Merge Gatewayby MergeOne API for every major LLM, with routing, spend controls, and observabilityFreemium
PostHog AI Observabilityby PostHogYC W20Trace, evaluate, and cost-track LLM calls inside PostHogFreemium
Applitools Eyesby ApplitoolsVisual and functional testing that checks AI-generated UI before it ships$667+/mo
SurrealDB Agent Memoryby SurrealDBDurable, auditable memory for AI agents, stored in SurrealDBFreemium
NVIDIA Cosmosby NVIDIAOpen world foundation models, datasets and tools for building physical AI.Free
Gemini APIby GoogleDeveloper API for Gemini models, agents, and multimodal generationFreemium
Pydantic Logfireby PydanticFull-stack observability and evaluation for AI appsFreemium
Perseusby LettriaA graph-building platform for generating ontologies and knowledge graphs from domain data.Freemium
AG2by AG2Build cooperating AI agents with a Python frameworkFree
AWS DevOps Agentby AmazonAWS's autonomous agent for incident investigation, release review, and SRE tasksPay as you go
Tensorlake Sandboxesby TensorlakeIsolated cloud sandboxes for running AI agents, code, and workloads.Freemium
Overmindby OvermindA platform for tracing AI applications, preparing data, evaluating models, and training and serving specialized models.Freemium
Linkupby LinkupWeb search API for AI applications, with sourced answers and a Bring Your Own Cloud option.Pay as you go
Gradioby Hugging FaceOpen-source Python library for turning functions and models into web appsFree
Forefrontby ForefrontA platform for fine-tuning and running open-source language models.Freemium
Oumiby OumiA platform for evaluating, training, and deploying custom AI models.Freemium
Nimbleby NimbleWeb search, crawling, extraction and research APIs for AI agents.Freemium
FalkorDBby FalkorDBOpen source graph database for AI agents, GraphRAG and multi-tenant workloads.Freemium