kitio.aiOpenAI API vs Corti
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. OpenAI API starts at See pricing page and Corti starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Responses API
- Agents SDK
- Realtime voice API
- Image and audio models
- Batch API
- Fine-tuning and evals
- Clinical speech-to-text
- Clinical note generation
- Medical coding API
- Agentic framework
- Sovereign model hosting
- OpenAI-compatible endpoint
| Feature | OpenAI API | Corti |
|---|---|---|
| Best for | Developer API for GPT, reasoning, image, audio and embedding models | Sovereign AI APIs for clinical speech, notes, coding and inference |
| Category | Models & APIs | Models & APIs |
| Pricing model | Paid | Freemium |
| Starting price | See pricing page | See pricing page |
| Free plan | No | Yes |
| Made by | OpenAI | Corti |
| Based in | United States | Denmark |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
OpenAI API starts at See pricing page and Corti starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
GPT-6 Luna
$0.10 / $0.50 per 1M tokens
- Input / output
- Fast, low-cost model
- 1.05M context
GPT-6.1 Sol
$2 / $10 per 1M tokens
- Input / output
- Balanced model
- 1.05M context
GPT-6 Astra
$10 / $50 per 1M tokens
- Input / output
- Most capable model
- 1.05M context
5 plans
Speech to Text
$0.0065 / min
- Real-time and batch
- Clinical transcription
corti-s1-mini
$1 / 1M input tokens
- $4 per 1M output tokens
- High-volume review and tests
corti-s1
$2 / 1M input tokens
- $8 per 1M output tokens
- Reasoning for agentic coding
Text Generation
$4 / 1M input tokens
- $16 per 1M output tokens
- Clinical notes and letters
Corti Advance
Contact sales
- Embedded engineering support
- Rolling monthly commitment
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
OpenAI API
- Wide model range in one API
- Mature SDKs and docs
- Built-in tools like web search
- Top models are costly at scale
- Rate limits depend on spend tier
- Model names change frequently
Corti
- $50 free credits without a card
- Data stays in your region
- Purpose-built clinical models
- Usage pricing is harder to forecast
- Mostly for developers, not clinicians
- Healthcare focus limits general use
Which one should you choose?
Choose OpenAI API if you want:
- Wide model range in one API
- Mature SDKs and docs
- Built-in tools like web search
Watch out: top models are costly at scale.
Choose Corti if you want:
- $50 free credits without a card
- Data stays in your region
- Purpose-built clinical models
Watch out: usage pricing is harder to forecast.
OpenAI API vs Corti FAQ
What is the difference between OpenAI API and Corti?
OpenAI API: Developer API for GPT, reasoning, image, audio and embedding models. Corti: Sovereign AI APIs for clinical speech, notes, coding and inference. Both are models & apis tools.
Is OpenAI API or Corti cheaper?
OpenAI API starts at See pricing page and Corti starts at See pricing page. Check both pricing pages for current plans.
Do OpenAI API and Corti have free plans?
OpenAI API: No. Corti: Yes.
Who makes OpenAI API?
OpenAI API is made by OpenAI, based in United States.
Who makes Corti?
Corti is made by Corti, based in Denmark.
Which should I choose, OpenAI API or Corti?
Choose OpenAI API if you value wide model range in one api and mature sdks and docs. Choose Corti if you value $50 free credits without a card and data stays in your region.