Kilo Gateway

Upstage: Solar Pro 4

Name: Upstage: Solar Pro 4
Brand: Kilo Gateway

Canonical ID: kilo/upstage/solar-pro4

More Kilo Gateway models More solar family models

Solar Pro 4 is a large language model from Upstage. It is suited for agentic workflows, office productivity, document-intensive work, and coding.

Reasoning: Yes Tool use: Yes

Overview

text

Provider: Kilo Gateway
Family: solar
Release date: 2026-08-10
Last updated: 2026-08-10
Input modalities: text
Output modalities: text

Pricing and Limits

Token pricing

Input: $0.3/1M
Output: $1.2/1M
Cached input: N/A

Context and output

Context window: 524,288
Max output tokens: 131,072
Qualified ID: kilo/upstage/solar-pro4

Model Summary

Upstage: Solar Pro 4 is a model listing in the Kilo Gateway provider catalog. It is categorized under the solar family.

The model supports text modalities across input/output paths. Reported context capacity is 524,288. Pricing is listed at $0.3/1M input and $1.2/1M output.

Same Family: solar

Comparable models in the same family across providers.

Browse family

Model	Provider	Context	Input	Output	Flags
Solar Mini 4 nano-gpt/upstage/solar-mini4	NanoGPT	524,288	$0.05/1M	$0.2/1M	Tools
Solar Mini 4 openrouter/upstage/solar-mini4	OpenRouter	524,288	$0.05/1M	$0.2/1M	Reasoning Tools
Solar Mini 4 Thinking nano-gpt/upstage/solar-mini4:thinking	NanoGPT	524,288	$0.05/1M	$0.2/1M	Reasoning Tools
Solar Pro 4 openrouter/upstage/solar-pro4	OpenRouter	524,288	$0.09/1M	$0.36/1M	Reasoning Tools
Upstage: Solar Mini 4 kilo/upstage/solar-mini4	Kilo Gateway	524,288	$0.1/1M	$0.4/1M	Reasoning Tools

Upstage: Solar Pro 4

Overview

Pricing and Limits

Token pricing

Context and output

Model Summary

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