Bonsai 4B vs Jev
At a Glance
| Compare |  Bonsai 4BPrismML |  JevTypeSafe |
|---|---|---|
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | Not reported | $0.042TypeSafe ↗ · Sep 17, 2026 |
| Output priceFrom · USD / 1M tokens | Not reported | $0.000TypeSafe ↗ · Sep 17, 2026 |
| Context windowMaximum documented tokens | 33K | 64K |
| Model facts checked | Sep 18, 2026View model evidence → | Sep 17, 2026View model evidence → |
Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →
Available Benchmarks
Side-by-Side Facts
| Field | Bonsai 4B | Jev |
|---|---|---|
| Developer | PrismML | TypeSafe |
| Family | Bonsai 4b | Jev |
| Model | Bonsai 4B | Jev |
| Version | Bonsai 4B | Jev |
| Lifecycle | active | active |
| Released | 2026-03-29 | 2026-09-15 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text | Text, Model-specific input |
| Output modalities | Text | Model-specific input |
| Context window | 33K | 64K |
| Total parameters | 4B | Unknown |
| Active parameters | Unknown | Unknown |
| License | apache-2.0 | Unknown |
| Open weights | Yes | No |
| API available | No | Yes |
| Self-hostable | Yes | No |
| Provider access | Unknown | TypeSafe (Standard) |
| Capabilities | chat, generation | calibrated-confidence, parallel-evaluation, structured_outputs, typed-decisions |
| Effective bit width | 1 bit per weight | Unknown |
| Maximum Choice cardinality | Unknown | 255 options |
| Default request rate limit | Unknown | 1200 requests per minute |
| State plus longest question limit | Unknown | 32000 tokens |
| Combined state and questions limit | Unknown | 64000 tokens |
| Default token rate limit | Unknown | 250000 tokens per second |
| Weight size | 0.57 GB | Unknown |
| Weight format | Binary Q1_0 | Unknown |
Bonsai 4B Capabilities
Jev Capabilities
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Primary Evidence
Sources and Freshness
Questions
Bonsai 4B vs Jev FAQs
Is Bonsai 4B or Jev better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Bonsai 4B and Jev, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Bonsai 4B or Jev?+
Only Jev has a directly sourced input price: $0.042 per million tokens. Only Jev has a directly sourced output price: $0.000 per million tokens.
Which has a larger context window, Bonsai 4B or Jev?+
Jev has the larger sourced context window. Bonsai 4B supports 33K and Jev supports 64K.
Which performs better in benchmarks, Bonsai 4B or Jev?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can Bonsai 4B or Jev be self-hosted?+
Bonsai 4B is the only model in this pair currently marked as self-hostable. Bonsai 4B is open weight; Jev is not marked open weight.
Can Bonsai 4B and Jev understand images?+
Bonsai 4B is not documented with image input; Jev is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Bonsai 4B or Jev?+
Neither has a larger sourced maximum output. Bonsai 4B is — and Jev is —.
Do Bonsai 4B and Jev support reasoning and tool use?+
Bonsai 4B: none of these features are definitively sourced. Jev: none of these features are definitively sourced. Feature support does not establish relative quality.
Which is available from more inference providers, Bonsai 4B or Jev?+
Bonsai 4B has 0 sourced provider routes; Jev has 1, so Jev has broader tracked availability.
Which offers better value, Bonsai 4B or Jev?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.