9 Best Together AI Alternatives: 2026

Best alternatives to Together AI

9 coding & dev tools tools that overlap with Together AI on coding, developer, fine tuning, ordered by how closely they match. Compare pricing, platforms, and API access, then jump into a side-by-side.

9alternatives

0free to try

3open source

At a glance

Together AI vs 9

Tool	Pricing	Notes	Upvotes	Compare
Together AIThis tool	Paid	Open source	-	-
AI/ML APIUnified API marketplace for 200+ AI and machine learning models	Paid	-	-	-
OpenRouterOne API to route requests across 200+ AI models and providers	Paid	API	-	-
PortkeyAI gateway that unifies LLM providers with reliability and observability	Paid	-	-	-
TensorZeroLLM gateway for production optimization, routing, and fine-tuning	Paid	Open source	-	-
UnslothFine-tune LLMs up to 5x faster with 70% less VRAM usage	Paid	Open source	-	-
Vanna.aiTrain an AI model on your schema and query data in plain English	Paid	Open source	-	-
KilnAI fine-tuning and dataset curation platform for custom models	Paid	-	-	-
Build a Large Language Model (From Scratch)Learn to build an LLM from the ground up with hands-on code	Paid	-	-	-
Build a Reasoning Model (From Scratch)Hands-on guide to building reasoning-capable AI models step by step	Paid	-	-	-

All 9 alternatives

Ranked by upvotes

AI/ML API

Choose AI/ML API if your work leans toward rag, education.

Paid

OpenRouter

Choose OpenRouter if you need to call it from your own code, or if your work leans toward api.

PaidAPI

Portkey

Choose Portkey if your work leans toward llm.

Paid

TensorZero

Also does fine tuning, like Together AI. Choose TensorZero if your work leans toward llm.

PaidOpen source

Unsloth

Also does fine tuning, like Together AI. Choose Unsloth if your work leans toward llm.

PaidOpen source

Vanna.ai

Also does fine tuning, like Together AI. Choose Vanna.ai if your work leans toward database, llm, rag.

PaidOpen source

Kiln

Also does fine tuning, like Together AI. Choose Kiln if your work leans toward devops.

Paid

Build a Large Language Model (From Scratch)

Also does fine tuning, like Together AI. Choose Build a Large Language Model (From Scratch) if your work leans toward llm.

Paid

Build a Reasoning Model (From Scratch)

Also does fine tuning, like Together AI. Choose Build a Reasoning Model (From Scratch) if your work leans toward education.

Paid