DeepYardDeepYard

Best Helicone Alternatives

53 dev tools you can use instead of Helicone. Ranked by popularity, tag overlap, and live GitHub signals.

observabilityproxycost-trackingllm-opsopen-source
H

Helicone

Reference

Open-source LLM observability proxy with one-line integration

5.4K2d ago97
View details Visit

Top Alternatives to Helicone

M

Mem0

Persistent, adaptive memory layer for AI agents and assistants

OSSfreemium
Mem0
51.6Ktoday284
2 shared tags
A

Arize Phoenix

Open-source LLM observability with tracing, evaluation, and datasets — 8K+ stars

OSSfreemiumTrending
Arize AI
8.5K250.0K/w4d ago120
2 shared tags
L

Langfuse

Open-source LLM engineering platform — traces, evals, prompt management — 23K+ stars

OSSfreemium
Langfuse
24.1Ktoday141
2 shared tags
P

Portkey

AI gateway with guardrails, caching, and observability for 200+ LLMs — 11K+ stars

OSSfreemium
Portkey
11.1K7d ago100
2 shared tags
Z

Zep

Long-term memory and knowledge graph store for AI assistants and agents

OSSfreemium
Getzep
4.3Ktoday15
2 shared tags
A

AegisUI

Semantic security layer detecting malicious UI behaviors in AI agent systems beyond schema validation

OSSFree
Research Team (Uddin & Hajira)
2 shared tags
A

Agent Audit

Security analysis system for LLM agent applications and MCP configurations

OSSFree
Research Project
2 shared tags
A

Agent Lifecycle Toolkit (ALTK)

Standardized middleware for production-ready AI agents with built-in failure handling

OSSFree
Multiple Authors
2 shared tags
C

ClawTrap

MITM red-teaming framework for testing autonomous web agent security in real-world scenarios

OSSFree
Independent Researchers
2 shared tags
C

Cognitive Firewall

Hybrid edge-cloud security defense against prompt injection attacks on browser AI agents

OSSFree
Research Team
2 shared tags
C

CUA-Suite

Large-scale human-annotated video dataset for training computer-use agents

OSSFree
Research Team
2 shared tags
E

ElephantBroker

Knowledge-grounded cognitive runtime for trustworthy AI agents with verifiable memory

OSSFree
Cognee
2 shared tags

Compare directly

Helicone vs Mem0Helicone vs Arize PhoenixHelicone vs LangfuseHelicone vs Portkey