🧊 Open source LLM observability platform. One line of code to monitor, evaluate, and experiment. YC W23 🍓
☆5,976Jul 21, 2026Updated this week
Alternatives and similar repositories for helicone
Users that are interested in helicone are comparing it to the libraries listed below. We may earn a commission when you buy through links labeled 'Ad' on this page.
Sorting:
- 🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenT…☆31,578Updated this week
- A blazing fast AI Gateway with integrated guardrails. Route to 1,600+ LLMs, 50+ AI Guardrails with 1 fast & friendly API.☆12,493May 25, 2026Updated last month
- The fastest, litest AI Gateway. Rust core with Python SDK. Call 100+ LLM APIs in OpenAI (or native) format with cost tracking, guardrails…☆54,241Updated this week
- AI Observability & Evaluation☆10,656Updated this week
- The open-source workspace for building and running AI agents. Build agents through chat, share them with your team, and run background ag…☆4,322Updated this week
- Deploy on Railway without the complexity - Free Credits Offer • AdConnect your repo and Railway handles the rest with instant previews. Quickly provision container image services, databases, and storage volumes.
- The platform for LLM evaluations and AI agent testing☆3,411Updated this week
- The SDK For Browser Agents☆23,582Updated this week
- Universal memory layer for AI Agents☆61,383Updated this week
- Laminar - open-source observability platform purpose-built for AI agents. YC S24.☆3,103Updated this week
- Build, run, and manage agent platforms.☆41,330Updated this week
- Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations,…☆20,751Updated this week
- The LLM Evaluation Framework☆17,006Updated this week
- Mastra is the modern TypeScript framework for AI-powered applications and agents.☆26,397Updated this week
- Build AI Agents, Visually☆54,798Updated this week
- Deploy to Railway using AI coding agents - Free Credits Offer • AdUse Claude Code, Codex, OpenCode, and more. Autonomous software development now has the infrastructure to match with Railway.
- Open-source, secure environment with real-world tools for enterprise-grade agents.☆13,063Updated this week
- DSPy: The framework for programming—not prompting—language models☆36,293Updated this week
- The Frontend Stack for Agents & Generative UI. React, Angular, Mobile, Slack, and more. Makers of the AG-UI Protocol☆36,190Updated this week
- Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative intelligence, CrewAI empowers agents to work t…☆55,901Updated this week
- AI Agents & MCPs & AI Workflow Automation • (~400 MCP servers for AI agents) • AI Automation / AI Agent with MCPs • AI Workflows & AI Age…☆23,364Updated this week
- Python SDK for AI agent monitoring, LLM cost tracking, benchmarking, and more. Integrates with most LLMs and agent frameworks including C…☆5,719Jun 25, 2026Updated 3 weeks ago
- Build Real-Time Knowledge Graphs for AI Agents☆29,010Updated this week
- Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. Compare performance of GPT, Claude, Gemini, De…☆23,460Updated this week
- A framework for building realtime voice AI agents 🤖🎙️📹☆11,456Updated this week
- Serverless GPU API endpoints on Runpod - Get Bonus Credits • AdSkip the infrastructure headaches. Auto-scaling, pay-as-you-go, no-ops approach lets you focus on innovating your application.
- The fastest, lightest, and easiest-to-integrate AI gateway on the market. Fully open-sourced.☆614Nov 21, 2025Updated 8 months ago
- Platform for stateful agents: AI with advanced memory that can learn and self-improve over time.☆23,903Jul 3, 2026Updated 2 weeks ago
- Superagent protects your AI applications against prompt injections, data leaks, and harmful outputs. Embed safety directly into your app …☆6,677Apr 11, 2026Updated 3 months ago
- 🙌 OpenHands: AI-Driven Development☆81,555Updated this week
- Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and a…☆25,969Updated this week
- Typescript/React Library for AI Chat💬🚀☆11,195Updated this week
- LlamaIndex is the leading document agent and OCR platform☆50,962Updated this week
- Build, deploy, and orchestrate AI agents. Sim is the central intelligence layer for your AI workforce.☆29,180Updated this week
- 🔥 Open Source Browser API for AI Agents & Apps. Steel Browser is a batteries-included browser sandbox that lets you automate the web wit…☆7,361Updated this week
- Bare Metal GPUs on DigitalOcean Gradient AI • AdPurpose-built for serious AI teams training foundational models, running large-scale inference, and pushing the boundaries of what's possible.
- aider is AI pair programming in your terminal☆47,580May 22, 2026Updated last month
- The leading workflow orchestration platform. Run stateful step functions and AI workflows on serverless, servers, or the edge.☆5,629Updated this week
- Trigger.dev – build and deploy fully‑managed AI agents and workflows☆15,702Updated this week
- Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.☆10,945Updated this week
- Open source platform for AI Engineering: OpenTelemetry-native LLM Observability, GPU Monitoring, Guardrails, Evaluations, Prompt Manageme…☆2,628Updated this week
- open-source coding agent☆35,009Updated this week
- Supercharge Your LLM Application Evaluations 🚀☆14,935Feb 24, 2026Updated 4 months ago