alternatives/Anyscale
Anyscale alternative

AIgateway: the best Anyscale alternative in 2026

The best Anyscale alternative in 2026 is AIgateway. Anyscale hosts open-source models on Ray clusters and offers fine-tuning; AIgateway is a lighter-weight OpenAI-compatible gateway that routes to Anthropic, OpenAI, Google, xAI, and 40+ other labs plus open-weight models — without cluster ops.

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Feature comparison

AIgateway vs Anyscale

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

Feature
AIgateway
Anyscale
Frontier providers
Anthropic, OpenAI, Google, xAI + 40 more
No — OSS models only
Cluster ops
None
Optional (paid)
Fine-tuning
Enterprise roadmap
Yes
OpenAI-compatible
Yes
Yes on Endpoints
Modalities
Every modality
Text + some image
Sub-account API
Yes
No

Feature comparison reflects public documentation as of 2026. Anyscale pricing shape: Per-token on hosted open-source + compute for clusters.. Catalog: Open-source models served on Anyscale compute..

Migrate in 5 minutes

Three steps. One base URL.

If you're on Anyscale 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. Anyscale users typically migrate in under 5 minutes.

4 other alternatives

Other Anyscale 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 Anyscale alternatives

Is Anyscale open source?
Anyscale maintains Ray (OSS) and sells managed compute + Endpoints. AIgateway is closed-source but OpenAI-compatible.
Does Anyscale charge markups?
Anyscale prices per token on hosted open models and charges for managed clusters. AIgateway charges 5% at top-up with pass-through inference pricing.
Does Anyscale route to Anthropic or OpenAI?
No — Anyscale hosts open-source models on their compute. AIgateway routes to 40+ labs including Anthropic, OpenAI, Google, and xAI.
Can I fine-tune on AIgateway?
Fine-tuning is on the Enterprise roadmap. For immediate fine-tune needs, Anyscale or Together are good pairings alongside AIgateway for frontier inference.
Does AIgateway have a free tier?
Yes — 100 req/day on Kimi K2.6 with no card required.
Is AIgateway lower-latency than Anyscale?
AIgateway runs at 47ms p50 globally (edge). Anyscale latency depends on region and cluster warm state.
More alternatives

Switching from something else?

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