---
title: Helicone
---

<!-- THIS FILE IS AUTO-GENERATED BY website/scripts/generate-model-docs.js. DO NOT EDIT MANUALLY. -->

# Helicone

Use `helicone/<model>` with VoltAgent's model router.

## Quick start

```ts
import { Agent } from "@voltagent/core";

const agent = new Agent({
  name: "helicone-agent",
  instructions: "You are a helpful assistant",
  model: "helicone/chatgpt-4o-latest",
});
```

## Environment variables

- `HELICONE_API_KEY`

## Provider package

`@ai-sdk/openai-compatible`

This provider uses the OpenAI-compatible adapter.

## Default base URL

`https://ai-gateway.helicone.ai/v1`

You can override the base URL by setting `HELICONE_BASE_URL`.

## Provider docs

- https://helicone.ai/models

## Models

<details>
  <summary>Show models (91)</summary>

- chatgpt-4o-latest
- claude-3-haiku-20240307
- claude-3.5-haiku
- claude-3.5-sonnet-v2
- claude-3.7-sonnet
- claude-4.5-haiku
- claude-4.5-opus
- claude-4.5-sonnet
- claude-haiku-4-5-20251001
- claude-opus-4
- claude-opus-4-1
- claude-opus-4-1-20250805
- claude-sonnet-4
- claude-sonnet-4-5-20250929
- codex-mini-latest
- deepseek-r1-distill-llama-70b
- deepseek-reasoner
- deepseek-tng-r1t2-chimera
- deepseek-v3
- deepseek-v3.1-terminus
- deepseek-v3.2
- ernie-4.5-21b-a3b-thinking
- gemini-2.5-flash
- gemini-2.5-flash-lite
- gemini-2.5-pro
- gemini-3-pro-preview
- gemma-3-12b-it
- gemma2-9b-it
- glm-4.6
- gpt-4.1
- gpt-4.1-mini
- gpt-4.1-mini-2025-04-14
- gpt-4.1-nano
- gpt-4o
- gpt-4o-mini
- gpt-5
- gpt-5-chat-latest
- gpt-5-codex
- gpt-5-mini
- gpt-5-nano
- gpt-5-pro
- gpt-5.1
- gpt-5.1-chat-latest
- gpt-5.1-codex
- gpt-5.1-codex-mini
- gpt-oss-120b
- gpt-oss-20b
- grok-3
- grok-3-mini
- grok-4
- grok-4-1-fast-non-reasoning
- grok-4-1-fast-reasoning
- grok-4-fast-non-reasoning
- grok-4-fast-reasoning
- grok-code-fast-1
- hermes-2-pro-llama-3-8b
- kimi-k2-0711
- kimi-k2-0905
- kimi-k2-thinking
- llama-3.1-8b-instant
- llama-3.1-8b-instruct
- llama-3.1-8b-instruct-turbo
- llama-3.3-70b-instruct
- llama-3.3-70b-versatile
- llama-4-maverick
- llama-4-scout
- llama-guard-4
- llama-prompt-guard-2-22m
- llama-prompt-guard-2-86m
- mistral-large-2411
- mistral-nemo
- mistral-small
- o1
- o1-mini
- o3
- o3-mini
- o3-pro
- o4-mini
- qwen2.5-coder-7b-fast
- qwen3-235b-a22b-thinking
- qwen3-30b-a3b
- qwen3-32b
- qwen3-coder
- qwen3-coder-30b-a3b-instruct
- qwen3-next-80b-a3b-instruct
- qwen3-vl-235b-a22b-instruct
- sonar
- sonar-deep-research
- sonar-pro
- sonar-reasoning
- sonar-reasoning-pro

</details>
