Best Helicone Alternatives in 2026

#1 alternative

OpenObserve

OpenTelemetry-native observability for LLM calls, tools, and agent handoffs

#2 alternative

Vellum

Build, evaluate, and deploy LLM apps and agents with confidence.

#3 alternative

Civitai

Open model hub and image generator for Stable Diffusion, LoRAs and custom checkpoints

#4 alternative

Ollama

Run open LLMs locally with a single command.

#5 alternative

Plandex

Open-source terminal AI coding agent built for large, multi-file projects

#6 alternative

LlamaIndex

Data framework for LLM apps and knowledge agents

#7 alternative

Kilo Code

Open-source, model-agnostic AI coding agent for VS Code and JetBrains

#8 alternative

Orkas

Open-source local-first AI workforce coordinated by a Commander through one chat

#9 alternative

LangGraph

Graph-based orchestration for stateful, controllable LLM agents.

#10 alternative

Qwen

Alibaba's free AI assistant, backed by the open-weight Qwen model family

#11 alternative

OpenHands

Open-source autonomous AI software engineer that writes, runs, and debugs code

#12 alternative

LiteLLM

Open-source AI gateway to call 100+ LLM APIs in one format