These tools often paired with

OpenRoutervsTogether AI

Unified API routing to 200+ LLMs versus Fast inference API for open-source models

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Choose OpenRouter when…

  • You want a single API key for all frontier models
  • You're experimenting with many different models
  • Cost optimization across providers is important

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

Side-by-side comparison

Field
OpenRouter
Together AI
Category
LLM Infrastructure
LLM Infrastructure
Type
Commercial
Commercial
Free Tier
✓ Yes
✓ Yes
Pricing Plans
Usage-based: Per token
API: Per token
GitHub Stars
Health

OpenRouter

Routes requests to 200+ LLMs through one API. Handles fallbacks, cost optimization, and model discovery. Pay per token.

Together AI

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

Shared Connections1 tools both integrate with

Only OpenRouter (2)

Together AIUnify

Only Together AI (7)

OpenRoutervLLMGroqFireworks AIOpenAI APIHuggingFaceDeepInfra

Explore the full AI landscape

See how OpenRouter and Together AI fit into the bigger picture — 207 tools, 452 relationships, all mapped.

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