Software · head to head
Arize AI vs D-ID

Arize AI
Software
AI engineering platform for observability and evaluation of agents and LLM apps
- From
- Free
- Rated
- -
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.; D-ID maximum video length capped at 5 minutes
- They diverge on capability: Arize AI covers End-to-end tracing, D-ID covers Photo-to-video.
Where they differ
Only the attributes on which Arize AI and D-ID actually diverge.
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Unknown).
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 D-ID
- Photo-to-video
- Talking avatars
- Voice cloning
- API access
- API access
- ChatGPT integration
- Web SDK
- Web support
What people use each for
The jobs each tool is most often brought in to do.
Arize AI
- Tracing and debugging production AI agentsnot D-ID
- Running large-scale evaluations across traces and sessionsnot D-ID
- Improving prompts before production rolloutnot D-ID
- Storing and querying GenAI traces alongside a data warehousenot D-ID
D-ID
- AI video generation with digital avatarsnot Arize AI
- Multilingual video creation in 120+ languagesnot Arize AI
- API-driven video automationnot 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.
D-ID
- Maximum video length capped at 5 minutes
- Image upload limited to 10 MB; JPEG, JPG, PNG formats only
- Premium avatars unavailable on Lite plan
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
D-ID
FreeNo published plan breakdown. See the D-ID 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.
Choose D-ID if
- You need photo-to-video.
- You want to start without paying.
- You also want talking avatars.
Questions people ask
- Is Arize AI or D-ID better?
- Neither clearly leads. Arize AI starts at Free and D-ID at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Arize AI or D-ID?
- Arize AI starts at Free and D-ID at Free.
- Does Arize AI or D-ID run on more platforms?
- Arize AI runs on web, api. D-ID runs on Web.
- 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 D-ID is typically brought in for.
- What can Arize AI do that D-ID cannot?
- Arize AI covers End-to-end tracing, Evaluation framework, Prompt testing and improvement, Alyx AI engineering agent. D-ID covers Photo-to-video, Talking avatars, Voice cloning, API access.
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.
SourceArize 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.
SourceArize 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.
SourceRelated pages
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