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AI Tools · head to head

Together AI vs Weights & Biases

Together AI logo

Together AI

AI Tools

Open-source AI at scale

From
Free
Rated
-
Full reviewWebsite
Weights & Biases logo

Weights & Biases

Machine Learning & Data Science

Developer tools for machine learning

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Together AI fine tuning carries a minimum charge of $4.00 per job regardless of dataset size; Weights & Biases pricing can be prohibitive for large teams without enterprise discounts
  • They diverge on capability: Together AI covers Open-source models, Weights & Biases covers Experiment tracking.

Where they differ

Only the attributes on which Together AI and Weights & Biases actually diverge.

Attributes where Together AI and Weights & Biases differ
AttributeTogether AIWeights & Biases
Pricing modelusage-basedUnknown
PlatformsApi, CloudWeb, Python SDK, REST API
CategoryAI ToolsMachine Learning & Data Science
Founded20222017

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Together AI

  • Open-source models
  • Fine-tuning
  • Fast inference
  • Embeddings
  • REST API
  • Python SDK
  • OpenAI compatible
  • Api support

Only in Weights & Biases

  • Experiment tracking
  • Dataset versioning
  • Model registry
  • Hyperparameter sweeps
  • Collaborative dashboards
  • PyTorch
  • TensorFlow
  • Keras

What people use each for

The jobs each tool is most often brought in to do.

Together AI

  • Serverless inference against open source chat, vision, embedding, image and video modelsnot Weights & Biases
  • Renting dedicated single tenant H100, H200 or B200 GPU clusters by the hournot Weights & Biases
  • Fine tuning open weight models on a per token basisnot Weights & Biases

Weights & Biases

  • Machine learningnot Together AI
  • Data analysisnot Together AI
  • Model trainingnot Together AI
  • Predictive analyticsnot Together AI

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Together AI

  • Fine tuning carries a minimum charge of $4.00 per job regardless of dataset size
  • Reserved GPU commitments beyond 180 days are priced by contacting sales with no published rate
  • Volume and enterprise discounts are quote only with no published threshold
  • Reserved dedicated inference pricing is contact sales while only on demand rates of $5.49 to $8.99 per GPU hour are published

Weights & Biases

  • Pricing can be prohibitive for large teams without enterprise discounts
  • Limited integrations compared to some competitors
  • Dashboard customization options limited on lower plans
  • Requires some setup and configuration knowledge

Pricing, plan by plan

Together AI

Free
  • FreeFree
    • $5 credits
    • API access
  • Pay-per-use$0.2/per-million-tokens
    • All models
    • Fine-tuning

Weights & Biases

Free
  • FreeFree
    • 5 model seats
    • 5 GB storage
    • 1 GB/month Weave ingestion
  • Pro$60/month
    • 10 seats
    • 100 GB storage
    • Private projects
  • Teams$179/month
    • Team collaboration
    • Advanced analytics
    • Dedicated support

Which should you pick?

Choose Together AI if

  • You need open-source models.
  • You want to start without paying.
  • You work on Api, Cloud.
  • You also want fine-tuning.
Together AI review

Choose Weights & Biases if

  • You need experiment tracking.
  • You want to start without paying.
  • You work on Web, Python SDK, REST API.
  • You also want dataset versioning.
Weights & Biases review

Questions people ask

Is Together AI or Weights & Biases better?
Neither clearly leads. Together AI starts at Free and Weights & Biases at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Together AI or Weights & Biases?
Together AI starts at Free and Weights & Biases at Free.
Does Together AI or Weights & Biases run on more platforms?
Together AI runs on Api, Cloud. Weights & Biases runs on Web, Python SDK, REST API.
Can I use Together AI for free?
Both have a free tier, so you can try either at no cost before committing.
What is Together AI best used for?
Together AI is most often used for serverless inference against open source chat, vision, embedding, image and video models, renting dedicated single tenant h100, h200 or b200 gpu clusters by the hour, fine tuning open weight models on a per token basis. Of those, serverless inference against open source chat, vision, embedding, image and video models and renting dedicated single tenant h100, h200 or b200 gpu clusters by the hour are not what Weights & Biases is typically brought in for.
What can Together AI do that Weights & Biases cannot?
Together AI covers Open-source models, Fine-tuning, Fast inference, Embeddings. Weights & Biases covers Experiment tracking, Dataset versioning, Model registry, Hyperparameter sweeps.

Answered from the vendors’ own pages

Weights & Biases: Does Weights & Biases have a free plan?

Yes. The Free tier includes 5 model seats, 5 GB storage, and 1 GB/month Weave ingestion. Academic users get unlimited tracked hours, 200 GB storage, and 100 seats at no cost.

Source
Weights & Biases: What are the paid plans for Weights & Biases?

Pro starts at $60/month with 10 seats and 100 GB storage. Team plans start at $179/month. Enterprise pricing is custom.

Source
Weights & Biases: What machine learning features does W&B provide?

Weights & Biases captures hyperparameters, metrics, and model outputs automatically. Features include experiment tracking, interactive Reports for sharing findings, Artifacts for managing datasets and models, advanced hyperparameter sweeps, and model deployment tools.

Source
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