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AI · head to head

Together AI vs Zipkin

Together AI logo

Together AI

AI

Open-source AI at scale

From
Free
Rated
-
Full reviewWebsite
Zipkin logo

Zipkin

Cloud

Distributed tracing system for microservice latency

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Together AI free tier limits not clearly specified in pricing documentation; Zipkin less active development and smaller community momentum than Jaeger
  • They diverge on capability: Together AI covers Open-source models, Zipkin covers Trace collection and search.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Together AI and Zipkin actually diverge.

Attributes where Together AI and Zipkin differ
AttributeTogether AIZipkin
Pricing modelusage-basedOpen source, no licence fee
PlatformsApi, CloudLinux, Docker, Kubernetes, Self-hosted
CategoryAICloud
Founded2022Unknown

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 Zipkin

  • Trace collection and search
  • Dependency diagram
  • Simple deployment
  • Pluggable storage

What people use each for

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

Together AI

  • LLM inference for production AI applicationsnot Zipkin
  • Content generation at scalenot Zipkin
  • Code execution and embeddingsnot Zipkin
  • Model fine-tuning and trainingnot Zipkin
  • Startup and enterprise AI deploymentnot Zipkin

Zipkin

  • Adding distributed tracing quickly without standing up heavy infrastructurenot Together AI
  • Java and Spring Boot estates, where instrumentation support is long-establishednot Together AI
  • Small deployments where Jaeger is more than the problem requiresnot Together AI

Where each one falls short

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

Together AI

  • Free tier limits not clearly specified in pricing documentation
  • Pricing varies significantly by model and use case
  • Requires account setup for production access
  • Batch API discounts apply only to non-urgent workloads

Zipkin

  • Less active development and smaller community momentum than Jaeger
  • Fewer features: sampling, storage options and UI are all more limited
  • The interface is dated and slower to work with on large trace volumes
  • Tracing alone still leaves metrics and logs in separate tools during an incident

Pricing, plan by plan

Together AI

Free
  • Serverless Inference$0.03/1M input tokens
    • Chat and Vision models
    • Image generation
    • Video generation
  • Provisioned Throughput$21600/month
    • Up to 83% savings vs commercial alternatives
    • Reserved capacity
    • Guaranteed throughput
  • Dedicated Inference$5.49/hour
    • H100 GPU instance
    • Single-tenant deployment
    • No resource sharing
  • GPU Clusters$3.99/GPU-hour
    • On-demand capacity
    • Volume discounts available
    • Reserved options with up to 35% savings

Zipkin

Free
  • ZipkinFree
    • Full functionality
    • No usage limits
    • Community 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 Zipkin if

  • You need trace collection and search.
  • You want to start without paying.
  • You work on Linux, Docker, Kubernetes, Self-hosted.
  • You also want dependency diagram.
Zipkin review

Questions people ask

Is Together AI or Zipkin better?
Neither clearly leads. Together AI starts at Free and Zipkin at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Together AI or Zipkin?
Together AI starts at Free and Zipkin at Free.
Does Together AI or Zipkin run on more platforms?
Together AI runs on Api, Cloud. Zipkin runs on Linux, Docker, Kubernetes, Self-hosted.
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 llm inference for production ai applications, content generation at scale, code execution and embeddings, model fine-tuning and training. Of those, llm inference for production ai applications and content generation at scale are not what Zipkin is typically brought in for.
What can Together AI do that Zipkin cannot?
Together AI covers Open-source models, Fine-tuning, Fast inference, Embeddings. Zipkin covers Trace collection and search, Dependency diagram, Simple deployment, Pluggable storage.

Answered from the vendors’ own pages

Together AI: Does Together AI offer a free tier?

Yes, Together AI advertises 'Start for free, scale on demand,' but specific free tier usage limits are not detailed on the pricing page.

Source
Zipkin: Is Zipkin free?

Yes, open source with no licence fee.

Together AI: What are Together AI's highest model prices?

Serverless inference pricing ranges from free for base models up to $4.40 per 1M input tokens for premium models. Video generation costs $0.14 to $3.20 per video depending on resolution.

Source
Zipkin: Zipkin or Jaeger?

Jaeger has more momentum, more features and CNCF backing. Zipkin is lighter and quicker to stand up, and remains well supported in the Java and Spring ecosystem.

Together AI: How much can I save with Provisioned Throughput?

Together AI offers up to 83% savings compared to commercial alternatives when using their Provisioned Throughput option with reserved capacity.

Source
Zipkin: Does Zipkin work with OpenTelemetry?

Yes. OpenTelemetry can export to Zipkin, which is now the usual way to instrument for it.

Together AI: What is Together AI's fine-tuning pricing?

Standard fine-tuning costs $0.48 to $2.90 per 1M tokens depending on model size, with a minimum charge of $4.00 per job.

Source
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