Price history · Listed on OpenRouter today

PrismML: Ternary Bonsai 2 27B

Listed on OpenRouter as prism-ml/ternary-bonsai-2-27b since Sep 19, 2026. 21 snapshot observations, 0 repricings.

$0.18per 1M blended · $0.075 in / $0.50 out

USD per 1M tokens · blended at 3 input : 1 output · at this price for 20 days (since Sep 19, 2026)

All-time low$0.18Sep 19, 2026
All-time high$0.18Sep 19, 2026
Change since first seen+0.0%$0.18 on Sep 19, 2026
01

Listed price over time

00.20.4USD PER 1M TOKENSBlendedInputOutput
BlendedInputOutputStep lines: each price holds until the next observed change.
ObservedInputOutputBlendedChange
Sep 19, 2026$0.075$0.50$0.18first observation
02

Where it is listed today

Current listed rates across the sources LLMPI compares. The cheapest blended row is highlighted; lower price never implies identical terms, speed, or quality.

SourceInputOutputBlendedListing ID
OpenRouter
Pricing evidence
$0.075$0.50$0.18prism-ml/ternary-bonsai-2-27b
Nous Portal
Provider catalog (not exact listing evidence)
$0.075$0.50$0.18prism-ml/ternary-bonsai-2-27b
03

Evidence and scope

Source
OpenRouter public model listing
Archive
Wayback Machine snapshots of that listing (weekly-grade, from July 2023) plus LLMPI's own daily snapshots since June 2026
Last observed
Oct 9, 2026
Data
history.json (CC BY 4.0)

This is the listed standard text-token rate for one OpenRouter listing ID. It does not normalize caching, batch discounts, long-context tiers, providers behind the listing, or model quality. A price can also move because OpenRouter's default route changed provider.