# Groq vs Langfuse

> Groq: Fast, OpenAI-compatible inference API for open models, running on custom LPU chips
> Langfuse: Open-source platform to trace, evaluate and improve LLM applications and agents

- Groq profile: https://finderatlas.com/tools/groq
- Langfuse profile: https://finderatlas.com/tools/langfuse
- Comparison page: https://finderatlas.com/compare/groq-vs-langfuse
- Last reviewed: November 2026

## Verdict

Groq and Langfuse are both Developer Tools tools. Both have a free plan or trial. Only Langfuse is available on CLI.

### Choose Groq if

- You want a tool built for Low-latency LLM API calls.
- Listed speeds of about 280 to 1,000 tokens per second on hosted models.
- OpenAI-compatible API and Responses API support, so migration is mostly a base URL change.

### Choose Langfuse if

- You want a tool built for production tracing and debugging of LLM apps and agents, prompt versioning, and systematic evaluation on real data.
- MIT-licensed core with free self-hosting, avoiding vendor lock-in.
- Covers tracing, prompt management and evaluation in one platform.

## Pricing

| | Groq | Langfuse |
| --- | --- | --- |
| Pricing model | Freemium | Freemium |
| Free plan or trial | Yes | Yes |
| Starting price | $0 | $0 |

## Features

| Feature | Groq | Langfuse |
| --- | --- | --- |
| LPU inference | Yes | Not listed |
| OpenAI-compatible API | Yes | Not listed |
| Open model catalog | Yes | Not listed |
| Speech models | Yes | Not listed |
| Built-in tools and MCP | Yes | Not listed |
| Batch and Flex tiers | Yes | Not listed |
| Structured outputs and reasoning | Yes | Not listed |
| Spend limits and projects | Yes | Not listed |
| LoRA inference | Yes | Not listed |
| Tracing | Not listed | Yes |
| Evaluation | Not listed | Yes |
| Prompt Management | Not listed | Yes |
| Playground | Not listed | Yes |
| Datasets and Experiments | Not listed | Yes |
| Cost and Latency Dashboards | Not listed | Yes |
| Open-Source Self-Hosting | Not listed | Yes |
| APIs and MCP Servers | Not listed | Yes |

## Platforms

| Platform | Groq | Langfuse |
| --- | --- | --- |
| Web | Yes | Yes |
| Windows | No | No |
| macOS | No | No |
| iOS | No | No |
| Android | No | No |
| API | Yes | Yes |
| Browser Extension | No | No |
| CLI | No | Yes |

## Groq strengths

- Listed speeds of about 280 to 1,000 tokens per second on hosted models
- OpenAI-compatible API and Responses API support, so migration is mostly a base URL change
- Free tier with an API key, and pay-as-you-go pricing with no monthly fee
- Low per-token prices, for example $0.15 input and $0.60 output per 1M tokens for GPT OSS 120B
- Includes speech-to-text and text-to-speech models alongside text models

## Groq limitations

- Only hosts a curated set of open models; no proprietary frontier models such as GPT or Claude
- Some models, including Llama 3.3 70B, are enterprise-only and require contacting sales
- Free tier rate limits are low for production use
- No public pricing page on groq.com; prices sit in the developer docs
- Preview models can be discontinued at short notice

## Langfuse strengths

- MIT-licensed core with free self-hosting, avoiding vendor lock-in.
- Covers tracing, prompt management and evaluation in one platform.
- Free Hobby tier with 50k units per month and no credit card required.
- Over 100 integrations, plus OpenTelemetry for languages without a native SDK.
- Core plan at $29/month with unlimited users.

## Langfuse limitations

- Hobby is limited to 2 users and 30 days of data access.
- SOC 2, ISO 27001 and HIPAA support start at the $199/month Pro plan, and SSO and RBAC need a $300/month add-on.
- Audit logs, SCIM and SLAs are restricted to the $2,499/month Enterprise plan.
- Usage-based unit overage adds cost for high-volume tracing.

## FAQ

**Is Groq better than Langfuse?**

It depends on your workflow. Groq is built for Low-latency LLM API calls. Langfuse is built for production tracing and debugging of LLM apps and agents, prompt versioning, and systematic evaluation on real data.

**What are the key feature differences between Groq and Langfuse?**

Groq: Fast, OpenAI-compatible inference API for open models, running on custom LPU chips. Langfuse: Open-source platform to trace, evaluate and improve LLM applications and agents.

**Does Groq or Langfuse have a free plan?**

Yes, both do. Groq is freemium and Langfuse is freemium, and each has a free plan or trial.

**Which is cheaper, Groq or Langfuse?**

Both can be used for free. Paid plans differ in limits and features, so compare the tiers in the pricing table above.