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TypeSafe AI
Access 1 model from TypeSafe AI through the Impossibl API, including Jev. Compare pricing per million tokens, context windows, and capabilities between different TypeSafe AI models.
models
1
modalities · in → out
takes text in, gives typed answers out
latest release
JevSep 15, 2026
- Jev
typesafe-ai/jev
Jev is TypeSafe AI's System One decision model: it evaluates a state against typed yes/no, choice, and score questions and returns calibrated probabilities and confidence instead of generated text.
TypeSafe AIEvaluation
- context
- 32ktokens
- input price
- $0.042/1m tokens
- output price
- $0.00/1m tokens
- released
frequently asked questions
Which TypeSafe AI models are available through Impossibl?
The directory lists 1 model from TypeSafe AI available through the Impossibl API, including Jev. Open each model page for its API identifier, capabilities, and current pricing.
How much do TypeSafe AI models cost?
TypeSafe AI model prices vary by model and usage. All rates below are published base API rates in USD. For token-priced models, published input rates start at $0.042 per million input tokens. Published output rates start at $0.00 per million output tokens. Input and output minima may refer to different models. Individual model pages include published cache prices and billing units. Applicable fees and workspace-specific pricing can affect the amount paid.
Does Impossibl add a markup to TypeSafe AI pricing?
No. Usage is charged at the provider's list price with 0% usage markup. Prepaid credit purchases include a 5% platform fee, and there is no subscription. The rates on this page are TypeSafe AI's published base rates, and usage comes off your balance when the request finishes.
What context windows do TypeSafe AI models support?
Among TypeSafe AI models with a published limit on Impossibl, the largest context window is 32,000 tokens, listed for Jev. Context limits vary by model and are separate from maximum output limits.
What inputs and capabilities do TypeSafe AI models support?
Available model types include evaluation. Published input support includes text; support varies by model. Tool calling is published as unsupported for 1 model.
How do I use TypeSafe AI models through an API?
Use the exact model identifier from the model page with the Impossibl API. For example, select typesafe-ai/jev with /v1/systemone. Endpoint compatibility depends on the selected model. The API quickstart explains how to create an API key and send a request.