Upstage · First-party API · LLM

solar-open2

RetiredRetired

Provider-recommended replacement: solar-pro4

2 notices

Retired

Retired

Upstage documents this retired.

Hosting route
First-party API
Affected scope
Not stated in the notice
Replacement
solar-pro4
Announced
Aug 12, 2026
First seen by ModelClock
Oct 4, 2026

What the provider published

console.upstage.ai ↗

solar-open2 deprecation

Solar LLMDeprecationBreaking Change

  • solar-open2 was offered as a closed beta to a limited group of users.

  • API serving has ended, and any request specifying the model now returns the standard unsupported-model error. Switch to another Solar model such as solar-pro4 to continue using the API.

Read from the provider's text and verified a second time against the quoted lines.

Revision history

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Release announced

Released on Jul 8, 2026

Upstage announced this model on 2026-07-08.

Hosting route
First-party API
Affected scope
Not stated in the notice
Announced
Jul 8, 2026
First seen by ModelClock
Oct 4, 2026

What the provider published

console.upstage.ai ↗
  • New open-weight solar-open2 model is now available

Read from the provider's text; the quote is the provider's exact lines.

Revision history

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Raw history JSON
solar-open2 lifecycle · ModelClock