Model Tracker
Claude Instant 1.2
Claude Instant 1.2 is an AI model made by Anthropic. Anthropic released it on 9 August 2023. It takes text and returns text.
- Released
- 9 August 2023 — www.anthropic.com, read 16 October 2026
- Status
- Not confirmed: read on a page that is not the maker’s own
- Takes
- Text — www.anthropic.com, read 16 October 2026
- Returns
- Text — www.anthropic.com, read 16 October 2026
- Open weights
- Not confirmed: The maker's pages reviewed do not state whether Claude Instant 1.2's weights are open or downloadable.
- Licence
- Not confirmed: The maker's pages reviewed do not name a licence for this model.
- Context window
- Not confirmed: The maker's pages reviewed do not print a standard context-window figure on a model card or API documentation specifically for Claude Instant 1.2.
- Longest answer
- Not confirmed: The maker's pages reviewed do not print the model's standard maximum output-token limit.
- Knowledge cutoff
- Not confirmed: The maker's pages reviewed do not state a knowledge cutoff for this model.
- API price, input
- Not confirmed: The maker's current pricing page does not list Claude Instant 1.2, and the maker's release announcement links to pricing without printing this model's standard input price.
- API price, output
- Not confirmed: The maker's current pricing page does not list Claude Instant 1.2, and the maker's release announcement links to pricing without printing this model's standard output price.
- Where
- API — www.anthropic.com, read 16 October 2026
- Parameters
- Not confirmed: The maker's pages reviewed do not publish a parameter count for this model.
- Model card
- Not confirmed: No model card or system card for Claude Instant 1.2 was found on the maker's pages reviewed.
Questions
When was Claude Instant 1.2 released?
Anthropic released Claude Instant 1.2 on 9 August 2023.
What does Claude Instant 1.2 take and return?
Claude Instant 1.2 takes text and returns text.
More from Anthropic
- Claude 1.0
- Claude 1.1
- Claude 1.2
- Claude 1.3
- Claude 2
- Claude 2.1
- Claude 3 Haiku
- Claude 3 Opus
- Claude 3 Sonnet
- Claude 3.5 Haiku
- Claude Fable 5
- Claude Fable 5.1
- Claude Haiku 4.5
- Claude Haiku 5.5
- Claude Instant 1.0
- Claude Instant 1.1
- Claude Mythos Preview
- Claude Opus 4.1
- Claude Opus 4.5
- Claude Opus 4.6
- Claude Opus 4.7
- Claude Opus 4.8
- Claude Opus 5
- Claude Opus 5.5
Sources
- Releasing Claude Instant 1.2 (read 16 October 2026)
- Model deprecations (read 16 October 2026)
- Prompt engineering for Claude's long context window (read 16 October 2026)
- Pricing (read 16 October 2026)