alternatives/Traceloop
Traceloop alternative

AIgateway: the best Traceloop alternative in 2026

The best Traceloop alternative in 2026 is AIgateway. Traceloop focuses on OpenTelemetry-compatible LLM tracing; AIgateway gives you the same tracing plus a full inference gateway — 100+ models across every modality, evals, caching, sub-accounts, and a flat 5% fee instead of per-event observability charges.

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Feature comparison

AIgateway vs Traceloop

Side-by-side on the dimensions that move a production decision.

Feature
AIgateway
Traceloop
Inference gateway
Yes — 100+ models
No — observability only
OTel export
Available on Enterprise
Yes — core product
Caching + routing
Yes
No
Sub-account API
Yes
No
Open source
No (managed)
Yes — OpenLLMetry OSS
Free tier
100 req/day Kimi K2.6
Limited

Feature comparison reflects public documentation as of 2026. Traceloop pricing shape: Usage-based observability.. Catalog: None — observes upstream calls..

Migrate in 5 minutes

Three steps. One base URL.

If you're on Traceloop through the OpenAI SDK, you're 90% of the way there. Change the base URL and the key.

STEP 01

Sign up for AIgateway

Create an account at aigateway.sh/signin and copy an sk-aig-... key from the dashboard.

STEP 02

Swap base URL + key

from openai import OpenAI

client = OpenAI(
    base_url="https://api.aigateway.sh/v1",
    api_key="sk-aig-...",
)
STEP 03

Ship

Request shape, response shape, streaming SSE — identical to OpenAI. Model slugs map 1:1 on shared providers. Traceloop users typically migrate in under 5 minutes.

4 other alternatives

Other Traceloop alternatives worth checking

Honest take: here are four other credible options. None ship the full multi-modal catalog + sub-accounts + evals under one key, but each has a legit wedge.

#2 — LLM router

OpenRouter

Text-LLM aggregator with ~300 model routes.

Closed source · ~300 text-only models.
Read the full OpenRouter comparison →
#3 — Governance gateway

Portkey

LLM gateway-as-a-service focused on governance and observability.

Partially open source · ~40 models, mostly text + some image.
Read the full Portkey comparison →
#4 — Observability proxy

Helicone

LLM observability proxy — strong at logging, not a routing layer.

Open source · Pass-through proxy — whatever providers you wire up.
Read the full Helicone comparison →
#5 — LLM router

Requesty

Cost-aware text-LLM router.

Closed source · ~50 text models.
Read the full Requesty comparison →
FAQ

Common questions about Traceloop alternatives

Is Traceloop open source?
Yes — Traceloop maintains OpenLLMetry (OSS) and a managed platform on top. AIgateway is closed-source.
Does Traceloop charge markups?
Traceloop uses usage-based pricing on observability events. AIgateway charges 5% at top-up on inference, with observability included.
Does Traceloop route between models?
No — Traceloop observes what you send to providers. AIgateway adds routing, caching, and eval-driven alias binding on top.
Can I use Traceloop OpenLLMetry with AIgateway?
Yes — OpenLLMetry works at the client. Point it at AIgateway and traces flow normally.
Does AIgateway support OTel export?
Yes, on the Enterprise tier. Pro workloads can use the logs API to pipe events into any collector.
Is there a free tier on AIgateway?
Yes — 100 req/day on Kimi K2.6 with no card required.
More alternatives

Switching from something else?

OpenRouter alternative →Portkey alternative →Helicone alternative →Requesty alternative →Braintrust alternative →LiteLLM alternative →LangSmith alternative →Vellum alternative →Langfuse alternative →Anyscale alternative →Together AI alternative →Fireworks AI alternative →