Skip to content
01

Providers + pricing

CapabilitiesProvider details
● Your own key · billed by your provider · AnyRouter fee $0
OpenRouter
openrouter-byok
$0.05list$0.20list
Unavailable
● Free pool · donated keys · not available for this model — donate a key
02

Try it

POST /api/v1/chat/completions
import { createAnyRouter } from "@anyr/ai-sdk-provider"import { generateText } from "ai" const anyrouter = createAnyRouter() const { text } = await generateText({  model: anyrouter("upstage/solar-mini4"),  prompt: "Say hi in 3 words.",})console.log(text)
Set ANYROUTER_API_KEY · edits on the demo update this code
Live demo

Type a prompt and run it on this model.

03

Uptime + latency

—recent checks · all routes

No health checks recorded for this model yet.

24h
No traffic in the last 24h.
More performance detail
Usage analytics

Loading usage…

Uptime & Health
No uptime data yet

These providers haven't been health-probed for this model yet. The router still routes around upstreams that fail live requests — uptime fills in once probe history accrues.

Solar Mini 4

  • OpenRouter
Texttext → text524Ktoken context
Context
524K
Input
$0.05
Output
$0.20
TTFT
—
Uptime
—
Routes
1
04

Your access

Credits
Your own key · AnyRouter fee $0

Run Solar Mini 4 on your own key — your requests are billed by the provider. Pool callers pay AnyRouter credits.

No BYOK keys configured for this model yet.

Share a key with the pool to earn credits for every request it serves, covering your plan cost.

Free poolnot in pool yetDonate key →
Create API key for this model
Text generation
Context length524,288 tokens
Max output419,430 tokens
ArchitectureTransformer
Categorytext
ReleasedSep 23, 2026
Modalities
Capabilities
05

About

Solar Mini 4 is Upstage's small, fast tier in the Solar 4 generation: a text-only model with a 524,288-token context window at roughly $0.05 / $0.20 per million input / output tokens. It is the cheap sibling of upstage/solar-pro4, not a packaging of it, so it gets its own listing row.

Released 2026-09-23 · params: frequency_penalty · include_reasoning · max_tokens · parallel_tool_calls · presence_penalty · reasoning · reasoning_effort · response_format · structured_outputs · temperature · tool_choice · tools · top_p

API & code
Share cards
Solar Mini 4 share card
Solar Mini 4
OpenRouter upstream share card
OpenRouter upstream
Back to models