Upstage Solar Pro 4 API — USD 0.09/M input through Oct 19
Upstage Solar Pro 4 direct API promotional pricing is USD 0.09 per 1M input tokens, USD 0.018 per 1M cached input tokens, and USD 0.36 per 1M output tokens through October 19, 2026 UTC. The official schedule lists USD 0.15/0.03/0.60 starting October 20 UTC; standard displayed list prices are USD 0.30/0.06/1.20 per 1M tokens. The model has a 512K context window.
INPUT / 1M$0.09Native listed metric
OUTPUT / 1M$0.36Native listed metric
Pricing
Pricing details
Secondary price terms only; primary pricing stays in the deal summary.
CACHED / 1M$0.02When available
Fit & constraints
Fit & constraints
Use-case fit and limitations from the existing resource record.
KEY RISK
Official current promotional schedule: USD 0.09/0.018/0.36 per 1M input/cached/output tokens until 2026-10-20T00:00Z; next scheduled USD 0.15/0.03/0.60 begins October 20 UTC. Displayed standard list price USD 0.30/0.06/1.20 differs from current promotional pricing. Recheck on October 20.
AVAILABILITY
Available
EXPIRES
2026-10-19
Resource facts
Technical profile
Non-price resource facts only; pricing, history, and evidence stay in their own sections.
CONTEXT512,000
AI MODELSolar Pro 4
Trust layer
Verified evidence
Decision visuals remain traceable to the existing source and verification record.
Gemini 3.8 Live publishes audio input/output minute rates, while OpenAI splits voice pricing across GPT-Live-1, realtime models, transcription and translation. Compare the billing layers before estimating agent cost.