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AI · head to head

Arize AI vs Fireflies.ai

Arize AI logo

Arize AI

AI

AI engineering platform for observability and evaluation of agents and LLM apps

From
Free
Rated
-
Full reviewWebsite
Fireflies.ai logo

Fireflies.ai

Remote Work

AI note-taking for teams

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Arize AI the free plan caps trace spans at 25,000 per month with only 15 days of retention.; Fireflies.ai video recording limits by tier: Free tier has 2 hours, Pro tier 2 hours, Business tier 3 hours, Enterprise tier 4 hours
  • They diverge on capability: Arize AI covers End-to-end tracing, Fireflies.ai covers Automatic transcription.

Where they differ

Only the attributes on which Arize AI and Fireflies.ai actually diverge.

Attributes where Arize AI and Fireflies.ai differ
AttributeArize AIFireflies.ai
Platformsweb, apiWeb, iOS, Android, Desktop, Chrome extension
CategoryAIRemote Work
FoundedUnknown2018

Identical on both: starting price (Free), pricing model (freemium), 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 Arize AI

  • End-to-end tracing
  • Evaluation framework
  • Prompt testing and improvement
  • Alyx AI engineering agent
  • Custom dashboards
  • Data warehouse integrations

Only in Fireflies.ai

  • Automatic transcription
  • Meeting summaries
  • Action item extraction
  • Speaker identification
  • Search functionality
  • Team sharing
  • Integration APIs
  • Zoom

What people use each for

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

Arize AI

  • Tracing and debugging production AI agentsnot Fireflies.ai
  • Running large-scale evaluations across traces and sessionsnot Fireflies.ai
  • Improving prompts before production rolloutnot Fireflies.ai
  • Storing and querying GenAI traces alongside a data warehousenot Fireflies.ai

Fireflies.ai

  • Meeting transcription and note-taking across teamsnot Arize AI
  • AI-powered meeting summaries in 100+ languagesnot Arize AI
  • Unlimited transcription and AI summaries on paid tiersnot Arize AI

Where each one falls short

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

Arize AI

  • The free plan caps trace spans at 25,000 per month with only 15 days of retention.
  • Self-hosted deployment and Data Fabric integration are restricted to the custom-priced Enterprise tier.
  • Pricing beyond the $50/month Pro plan requires a custom quote, making cost planning less transparent at scale.
  • Advanced compliance features like HIPAA are only available on Enterprise.

Fireflies.ai

  • Video recording limits by tier: Free tier has 2 hours, Pro tier 2 hours, Business tier 3 hours, Enterprise tier 4 hours
  • Storage quotas on Free and Pro tiers: Free tier limited to 400 minutes per team, Pro tier limited to 8,000 minutes per seat
  • AI credits allocation varies by tier, with lower tiers receiving limited credits for advanced AI features

Pricing, plan by plan

Arize AI

Free
  • AX FreeFree
    • 25k trace spans/month
    • 1 GB storage/month
    • 15-day retention
  • AX Pro$50/month
    • 50k trace spans/month
    • 10 GB storage/month
    • 30-day retention
  • AX Enterprise$undefined/mo
    • Custom trace spans, storage, and retention
    • SaaS or self-hosted deployment
    • Managed agents and Data Fabric

Fireflies.ai

Free

No published plan breakdown. See the Fireflies.ai review.

Which should you pick?

Choose Arize AI if

  • You need end-to-end tracing.
  • You want to start without paying.
  • You work on web, api.
  • You also want evaluation framework.
Arize AI review

Choose Fireflies.ai if

  • You need automatic transcription.
  • You want to start without paying.
  • You work on Web, iOS, Android, Desktop, Chrome extension.
  • You also want meeting summaries.
Fireflies.ai review

Questions people ask

Is Arize AI or Fireflies.ai better?
Neither clearly leads. Arize AI starts at Free and Fireflies.ai at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Arize AI or Fireflies.ai?
Arize AI starts at Free and Fireflies.ai at Free.
Does Arize AI or Fireflies.ai run on more platforms?
Arize AI runs on web, api. Fireflies.ai runs on Web, iOS, Android, Desktop, Chrome extension.
Can I use Arize AI for free?
Both have a free tier, so you can try either at no cost before committing.
What is Arize AI best used for?
Arize AI is most often used for tracing and debugging production ai agents, running large-scale evaluations across traces and sessions, improving prompts before production rollout, storing and querying genai traces alongside a data warehouse. Of those, tracing and debugging production ai agents and running large-scale evaluations across traces and sessions are not what Fireflies.ai is typically brought in for.
What can Arize AI do that Fireflies.ai cannot?
Arize AI covers End-to-end tracing, Evaluation framework, Prompt testing and improvement, Alyx AI engineering agent. Fireflies.ai covers Automatic transcription, Meeting summaries, Action item extraction, Speaker identification.

Answered from the vendors’ own pages

Arize AI: What does Arize AX cost?

Arize AX offers a free plan, a Pro plan at $50/month, and a custom-priced Enterprise plan, with pricing based on trace spans, storage, and retention needs.

Source
Fireflies.ai: Does Fireflies.ai have a free plan?

Yes, Fireflies has a free plan with unlimited transcription and AI summaries. The free plan includes 400 minutes of storage per team and 20 AI credits.

Source
Arize AI: Is there a free plan, and what are its limits?

The AX Free plan includes 25,000 trace spans and 1 GB of storage per month with 15-day retention, plus unlimited users, evaluations, and experiments.

Source
Fireflies.ai: What are Fireflies.ai's paid plan prices?

Fireflies offers three paid tiers: Pro at $10/seat/month (billed annually, $18/month if monthly), Business at $19/seat/month (billed annually, $29/month if monthly), and Enterprise at $39/seat/month (annual billing only).

Source
Arize AI: What deployment options are available?

Free and Pro plans are SaaS-only, while Enterprise customers can choose SaaS or self-hosted deployment with custom SLAs.

Source
Fireflies.ai: How much storage do Fireflies plans include?

The free plan includes 400 minutes of storage per team. Pro includes 8,000 minutes per seat. Business and Enterprise plans offer unlimited storage.

Source
Fireflies.ai: What is the most popular Fireflies plan?

The Business plan at $19/seat/month (billed annually) is marked as the most popular option. It includes unlimited storage, 30 AI credits, multi-language mode, and conversation intelligence.

Source
Fireflies.ai: What discount does annual billing provide on Fireflies?

Annual billing saves up to 44% compared to monthly pricing across all paid tiers.

Source
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