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235 tools · 33 stacks

AI tools are all over the place. This is the full landscape — 247 tools across 21 categories, mapped and connected. Ready to narrow it down? Build your stack →

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What are you building and how is it defined?
How do you write and ship code?
How does your AI think and act?
Which models and infrastructure power it?
How do you build, observe, and extend it?
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These tools competes with
Together AI
vs
OpenAI API

Choose Together AI when…

  • •You want fast, affordable inference on open models
  • •Fine-tuning on open-source models is on your roadmap
  • •You need a scalable alternative to OpenAI for open models

Choose OpenAI API when…

  • •You need the broadest ecosystem and most integrations
  • •GPT-4 or o-series reasoning models are required
  • •Assistants API, fine-tuning, or batch API are needed
Field
Together AI
OpenAI API
Category
LLM Infrastructure
LLM Infrastructure
Type
SaaS
SaaS
Free Tier
✓ Yes
✗ No
Plans
API: Per token
API: Per token
Stars
—
—
Health
—
—
Trajectory
— not enough data
— not enough data

Together AI

Inference API with 200+ open-source models at competitive speeds. Popular for running Llama, Mistral, and other open models at scale.

OpenAI API

API access to GPT-5, GPT-5.5, o3/o4 reasoning models, and the Responses API; plus embeddings, image, audio, and Realtime endpoints. The most widely deployed LLM API in production.

Together AI Website ↗
OpenAI API Website ↗

Shared Connections (2)

LiteLLMGroq

Only Together AI (6)

OpenRoutervLLMFireworks AIOpenAI APIHuggingFaceDeepInfra

Only OpenAI API (36)

CrewAIAutoGenLangChainLlamaIndexMastraPydanticAIsmolagentsAgno
See full comparison in Explore →