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Helicone

20+ Best Alternatives to Helicone in 2026

Helicone is an AI gateway and LLM observability platform that helps companies route, debug, and analyze their AI applications.

Looking for an alternative to Helicone? Below are 20 AI startups working in the same space — ranked by our Neuron score so the most credible options come first. Each card shows what makes the tool a viable substitute, pricing signals, and funding stage.

  1. 1

    Weights & Biases

    $245M

    The AI developer platform

    Why it's similar: Shares categories with Helicone — AI Developer Tools, LLM Orchestration.

    💵 Enterprise · Contact sales

    View alternative →
  2. 2

    Langfuse

    Undisclosed

    Open source LLM engineering platform for debugging, analyzing, and iterating on LLM applications

    Why it's similar: Shares categories with Helicone — AI Developer Tools, LLM Orchestration.

    💵 Free · From $29/mo

    View alternative →
  3. 3

    Arize AI

    Undisclosed

    The AI & Agent Engineering Platform for development, observability, and evaluation of LLM applications.

    Why it's similar: Shares categories with Helicone — AI Developer Tools, AI Observability.

    💵 Enterprise · Contact sales

    View alternative →
  4. 4

    Galileo AI

    Undisclosed

    The AI observability and eval engineering platform where offline evals become production guardrails.

    Why it's similar: Shares categories with Helicone — AI Developer Tools, AI Observability.

    💵 Enterprise · Contact sales

    View alternative →
  5. 5

    MiniMax

    $2.2B

    Chinese AI lab behind Hailuo video and Talkie companions.

    Why it's similar: Shares categories with Helicone — AI Developer Tools, LLM Orchestration.

    💵 Freemium

    View alternative →
  6. 6

    LangChain

    $35M

    Build context-aware AI applications

    Why it's similar: Shares categories with Helicone — AI Developer Tools, LLM Orchestration.

    💵 Freemium · From $39/mo

    View alternative →
  7. 7

    Braintrust

    $80M

    The AI observability platform for building quality AI products at scale.

    Why it's similar: Shares categories with Helicone — AI Developer Tools, AI Observability.

    💵 Enterprise · Contact sales

    View alternative →
  8. 8

    LiveKit

    Undisclosed

    An open-source framework and developer platform for building, testing, deploying, scaling, and observing voice, video, and physical AI agents.

    Why it's similar: Shares categories with Helicone — AI Developer Tools, LLM Orchestration.

    💵 Enterprise · Contact sales

    View alternative →
  9. 9

    Vercel AI SDK

    Undisclosed

    A unified TypeScript SDK for building AI apps with modern streaming, fallbacks, and multi-model support.

    Why it's similar: Shares categories with Helicone — AI Developer Tools, LLM Orchestration.

    💵 Open source

    View alternative →
  10. 10

    Trigger.dev

    Undisclosed

    Build and deploy fully-managed AI agents and workflows in TypeScript with long-running tasks, retries, queues, and observability.

    Why it's similar: Shares categories with Helicone — AI Developer Tools, LLM Orchestration.

    💵 Usage · From $10/mo

    View alternative →
  11. 11

    Inngest

    Undisclosed

    Orchestrate AI and backend workflows at any scale, making any code durable by default.

    Why it's similar: Shares categories with Helicone — AI Developer Tools, LLM Orchestration.

    💵 Free · From $75/mo

    View alternative →
  12. 12

    ZenML

    Undisclosed

    The AI Control Plane for unifying ML and GenAI workflows across your fragmented stack.

    Why it's similar: Shares categories with Helicone — AI Developer Tools, LLM Orchestration.

    💵 Open source

    View alternative →
  13. 13

    Comet

    Undisclosed

    The AI Developer Platform for building, debugging, and deploying reliable AI agents.

    Why it's similar: Shares categories with Helicone — AI Developer Tools, AI Observability.

    💵 Free

    View alternative →
  14. 14

    Picovoice

    Undisclosed

    The only all-in-one on-device voice AI platform already deployed at scale for enterprises.

    Why it's similar: Shares categories with Helicone — AI Developer Tools, LLM Orchestration.

    💵 Free

    View alternative →
  15. 15

    Credo AI

    Undisclosed

    One platform to discover, assess, and govern every AI agent, model, and application — continuously and in context.

    Why it's similar: Shares categories with Helicone — AI Observability, AI Governance.

    💵 Enterprise · Contact sales

    View alternative →
  16. 16

    Substrate

    Undisclosed

    The platform for agentic AI, providing infrastructure for intelligent software with elegant abstractions and high-performance components.

    Why it's similar: Shares categories with Helicone — AI Developer Tools, LLM Orchestration.

    💵 Usage · From $30/mo

    View alternative →
  17. 17

    GitHub Copilot

    Undisclosed

    The world's most adopted AI code assistant — 1M+ developers inside GitHub

    Why it's similar: Shares categories with Helicone — AI Developer Tools.

    💵 Free · From $10/mo

    View alternative →
  18. 18

    Bolt.new

    Undisclosed

    Full-stack apps from a single prompt — deployed in seconds by StackBlitz

    Why it's similar: Shares categories with Helicone — AI Developer Tools.

    💵 Free · From $20/mo

    View alternative →
  19. 19

    v0

    Undisclosed

    Describe a UI and ship it — React components from Vercel in seconds

    Why it's similar: Shares categories with Helicone — AI Developer Tools.

    💵 Free · From $10/mo

    View alternative →
  20. 20

    Gemini Code Assist

    Undisclosed

    Google's AI code assistant — 1M token context, deeply integrated with Google Cloud

    Why it's similar: Shares categories with Helicone — AI Developer Tools.

    💵 Free trial

    View alternative →

Frequently asked questions

What are the best alternatives to Helicone?

The top-ranked alternatives to Helicone on NeuronFeed are Weights & Biases, Langfuse, Arize AI, Galileo AI, MiniMax. Rankings are based on our Neuron score, which weighs funding, momentum and editorial signal.

Is there a free alternative to Helicone?

Yes — Langfuse, Vercel AI SDK, Inngest offer a free plans. See the pricing column for each alternative above.

How is this list ranked?

We rank alternatives by shared categories with Helicone, then by our proprietary Neuron score (0–100) which combines funding, team quality, momentum, and editorial input. The list refreshes every 30 days.

Helicone vs Weights & Biases — which is better?

It depends on use case. Weights & Biases (The AI developer platform) is the #1-ranked alternative. See the full side-by-side at /compare/helicone-vs-weights-biases.

Contextual paths to related AI startups, deals and rankings.