Solar Mini 4

Name: Solar Mini 4
Brand: upstage
SKU: upstage/solar-mini4
Price: 0.053 USD
Availability: InStock

upstage/solar-mini4

text in · text out · 524,288 context · 131,072 max output

toolsschemareasoningcacheno-trainShow prices also in

Effective cost per 1k requestsInput tokens 2,000Output tokens 500Cached share 50%

cost = p_in·(input − cached) + p_cache_read·cached + p_out·output + p_req; cached tokens are the prefix a sticky endpoint already holds (part2b §9.3), which is why the cheapest list price is not always the cheapest request.

Provider	Region · quant	Context / max out	Input / M	Output / M	Cache read / write	Markup	Per 1k req	Uptime 30 d	TTFT p50 / p95	Throughput	Last 24 h	Fidelity	Data	Capabilities	Status
OpenRouter	global · unknown	524,288 / 131,072	$0.053	$0.210	$0.005 / —	+5.0%	$0.163	—	—	—	no traffic	—	no-train 30 d	model default	active

Quick start

curl https://api.ai.ml/v1/chat/completions \
  -H "Authorization: Bearer $AIML_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"upstage/solar-mini4","messages":[{"role":"user","content":"Say hello"}]}'

Get a key in the console

Changelog

new_model model upstage/solar-mini4 added (active); endpoint ep_openrouter_solar-mini4_global (upstage/solar-mini4) added as active; price input 0.053 output 0.210 USD/M 10/5/2026