Price history · Listed on OpenRouter today

Upstage: Solar Pro 4

Listed on OpenRouter as upstage/solar-pro4 since Aug 11, 2026. 48 snapshot observations, 1 repricing.

$0.16per 1M blended · $0.090 in / $0.36 out

USD per 1M tokens · blended at 3 input : 1 output · at this price for 22 days (since Sep 17, 2026)

All-time low$0.053Aug 11, 2026
All-time high$0.16Sep 17, 2026
Change since first seen+200.0%$0.053 on Aug 11, 2026
01

Listed price over time

00.10.20.3USD PER 1M TOKENSBlendedInputOutput
BlendedInputOutputStep lines: each price holds until the next observed change.
ObservedInputOutputBlendedChange
Sep 17, 2026$0.090$0.36$0.16+200.0%
Aug 11, 2026$0.030$0.12$0.053first 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
$0.090$0.36$0.16upstage/solar-pro4
Nous Portal
Provider catalog (not exact listing evidence)
$0.090$0.36$0.16upstage/solar-pro4
AIHubMix
Pricing evidence
$0.30$1.20$0.53solar-pro4
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.