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TypeSafe Jev

System One model Jev: typed decisions for software, not a chat assistant.

Waitlist Early access / waitlist checked on the official site.

Free accessNo free plan published
Paid fromJev Early AccessInput $0.042 / MTok ($42 per billion); output FREE (too cheap to meter)

Category: Development & Code · Coding assistants & IDEs

Features

TypeSafe AI is releasing Jev as its first public System One model: unstructured state in, typed probabilities out. It is not a chat assistant.

The 2026-09-15 blog table lists input $0.042 / MTok and output FREE. Access is early access / waitlist. General GA checkout is not documented on the checked pages.

Prices and plans

TierPricePeriodWhat you get
Jev Early Access$0.042per 1M input tokensInput $0.042 / MTok ($42 per billion); output FREE (too cheap to meter)
System One / Jev: typed probabilistic decisions, not a chat LLM; early access / waitlist, no confirmed GA checkout

Limits

Early access / waitlist. Public self-serve checkout is not documented as GA on the checked pages.

Alternatives and similar tools to TypeSafe Jev

From the same subcategory “Coding assistants & IDEs”, continuing alphabetically from this entry.

WarpTerminal, CLI agent, and cloud agents with credit billing.BuildWeaveEngineering and AI-token intelligence plus Weave Router 2.0 for coding agents (Claude Code, Codex, Cursor).ProWindsurfAI-native code editor with an agentic coding assistant (Cascade), built by Cognition, the makers of Devin.ProZeroClickTurns an existing API into a storefront agents can buy through x402, MPP, or card, with settlement via Stripe Connect.Agent-Transaktionen
2
2BA.AIEU-hosted, OpenAI-compatible coding-agent infrastructure with a flat request window. Not the OpenAI API alone.Monthly
4
49AgentsOpen-source 2D canvas IDE for watching and controlling many agent terminals across projects and machines at once.CompanyAiderOpen-source terminal pair programming with repository map, Git commits, tests, and freely chosen models.Cloud provider APIAIRUNCODELocal-first coding-agent runtime for your own provider keys and local models.Pro

More tools for the same task, alphabetical and sourced. Not a quality ranking.

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FAQ

Is TypeSafe Jev available for free?

No. No free access is published on the vendor's own pages.

How is TypeSafe Jev billed?

Figures are in the official blog comparison table dated 2026-09-15. Jev emits typed values, not chat strings.

How many plans are documented for TypeSafe Jev?

The catalog documents one plan with price, billing period, and included features.

Is TypeSafe Jev still active?

TypeSafe Jev is active, but currently accessible only via a waitlist: Early access / waitlist checked on the official site.

How many official sources are on file for TypeSafe Jev?

2 official sources are on file for TypeSafe Jev, and prices and limits are based on them.

How we compare

We compare free access, paid entry, plan limits, features and the listed official sources. Unsourced figures stay marked as not published.

Only confirmed entries appear in the catalog. Prices, plans and limits come from listed official vendor pages. Missing figures stay marked as not published. Result lists are alphabetical by default and can be switched to Free access first; neither is a quality ranking. The vendor page always wins.

Edited and checked by the AI Compare team

Sources

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