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AI · head to head

Pi vs Together AI

Pi logo

Pi

AI

Personal AI by Inflection

From
Free
Rated
-
Full reviewWebsite
Together AI logo

Together AI

AI

Open-source AI at scale

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Pi inflection AI's own homepage (2024 archive) pivoted its headline positioning to enterprise AI licensing rather than the consumer Pi assistant, with no consumer pricing or plans published on the corporate site; Together AI free tier limits not clearly specified in pricing documentation
  • They diverge on capability: Pi covers Conversational AI, Together AI covers Open-source models.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

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

Attributes where Pi and Together AI differ
AttributePiTogether AI
Pricing modelfreeusage-based
PlatformsWeb, Ios, AndroidApi, Cloud

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (AI), founded (2022).

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 Pi

  • Conversational AI
  • Voice mode
  • Empathetic responses
  • Multi-platform
  • Mobile apps
  • Web interface
  • Web support
  • Ios support

Only in Together AI

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

What people use each for

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

Pi

  • ai tools managementnot Together AI
  • Workflow automationnot Together AI
  • Reportingnot Together AI

Together AI

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

Where each one falls short

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

Pi

  • Inflection AI's own homepage (2024 archive) pivoted its headline positioning to enterprise AI licensing rather than the consumer Pi assistant, with no consumer pricing or plans published on the corporate site
  • Requires iOS 16 or later, per the App Store listing

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

Pricing, plan by plan

Pi

Free
  • FreeFree
    • Unlimited conversations
    • Voice mode
    • All platforms

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

Which should you pick?

Choose Pi if

  • You need conversational ai.
  • You want to start without paying.
  • You work on Web, Ios, Android.
  • You also want voice mode.
Pi review

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

Questions people ask

Is Pi or Together AI better?
Neither clearly leads. Pi starts at Free and Together AI at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Pi or Together AI?
Pi starts at Free and Together AI at Free.
Does Pi or Together AI run on more platforms?
Pi runs on Web, Ios, Android. Together AI runs on Api, Cloud.
Can I use Pi for free?
Both have a free tier, so you can try either at no cost before committing.
What is Pi best used for?
Pi is most often used for ai tools management, workflow automation, reporting. Of those, ai tools management and workflow automation are not what Together AI is typically brought in for.
What can Pi do that Together AI cannot?
Pi covers Conversational AI, Voice mode, Empathetic responses, Multi-platform. Together AI covers Open-source models, Fine-tuning, Fast inference, Embeddings.

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
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
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
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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