Upstage

Connection

Field	Value
Anvia SDK	@anvia/openai
Compatibility	OpenAI-compatible endpoint
API URL	https://api.upstage.ai/v1/solar
Environment	UPSTAGE_API_KEY
Provider docs	https://developers.upstage.ai/docs/apis/chat
Models	3

Anvia Usage

This provider is listed as OpenAI-compatible. Start with @anvia/openai and the chat-completions adapter, then smoke test the exact workflow.

import { OpenAIClient } from "@anvia/openai";

const client = new OpenAIClient({
  apiKey: process.env.UPSTAGE_API_KEY,
  baseUrl: "https://api.upstage.ai/v1/solar",
  completionApi: "chat",
});

const model = client.completionModel("solar-mini");

Capabilities

Capability	Value
Input modalities	text
Output modalities	text
Attachments	0 / 3 models
Tools	3 / 3 models
Structured output	0 / 3 models
Reasoning	2 / 3 models
Temperature	3 / 3 models
Open weights	0 / 3 models

Models

Model	Family	Input	Output	Capabilities	Limits	Cost	Updated
solar-mini	solar-mini	text	text	tools, temperature	context: 32768 / output: 4096	input: 0.15 / output: 0.15	2025-04-22
solar-pro2	solar-pro	text	text	tools, reasoning, temperature	context: 65536 / output: 8192	input: 0.25 / output: 0.25	2025-05-20
solar-pro3	solar-pro	text	text	tools, reasoning, temperature	context: 131072 / output: 8192	input: 0.25 / output: 0.25	2026-01

Read Gateway caveats before enabling this provider in production.