Jev Agent · House #18,768

What it is

Calls itself “System One decision model”.

• Calls itself: System One decision model

“System One decision model”

Where it puts itself

Publishes a comparison page.

“Jev attacks that gap. It gives up string generation entirely in exchange for structured output.”

“Jev vs an LLM Same decision, both ways -> https://jev-agent.com/jev-vs-llm”

What it costs

One-time purchase. A free tier up to a usage limit. Has an enterprise plan. No monthly plan. Prices quoted: $149, $19, $49.

• One-time: yes
• Monthly: no
• Free plan: free up to a limit
• Price: $149 · $19 · $49
• Enterprise plan: yes

“$ 149 one payment · never expires”

“$ 19 one payment · never expires”

Who it sells to

Sells to developers. Made for Developers.

• Sells to: developers
• Made for: Developers

“Developers”

How it runs

A API. Offers an API. AI is the core of the product.

• Kind: api
• API: yes
• AI role: core to the product

“…closed, managed API”

“Jev is delivered exclusively as a closed, managed API with no open weights and no self-hosting or VPC option.”

What it works with

Names LLM, TypeSafe AI and 3 more on its pages.

• Names: LLM · TypeSafe AI · gemini-2.5-flash-lite · +2

“TypeSafe AI launched Jev on September 15, 2026”

“Every LLM you use today is what TypeSafe would call a System Two model: it thinks out loud, one token at a time, and you get a string back.”

What it offers as proof

Live, no waitlist. Claims “96 games”. Backed by DCVC. Funding: “$40M seed round”. Trying it asks for an email. Publishes docs.

• Number claimed: 96 games
• Backer: DCVC
• Funding: $40M seed round
• Instant signup: yes
• Trial asks for: an email address

“Leave an email and get a key immediately — no waitlist, no card, 5 decisions a month free.”

“Leave an email and get a key immediately — no waitlist, no card”