AI Tools History Archive
← Records

model

Anthropic Claude 1 and Instant models

Anthropic lists Claude 1 and Claude Instant model variants as retired, with recommended replacement guidance in its model deprecations documentation.

model_discontinuedConfidence: highEvidence 1Reviewed 2026-06-08

Current state

Anthropic Claude 1 and Instant models

Claude 1 and Claude Instant models were retired on Anthropic-operated platforms according to Anthropic’s model deprecations documentation.

Last known URL: https://platform.claude.com/docs/en/about-claude/model-deprecations

Key facts

Operator
Anthropic
Status
model discontinued
Entity type
model
Country
United States
Launched
2023
Ended / changed
2024-11-06
URL status
live verified
Last reviewed
2026-06-08

Primary evidence

Anthropic model deprecations

Anthropic · official docs · high reliability

Open source

Timeline

Dated lifecycle events

1 events
  1. 2024-11-06
    Claude 1 and Instant models retiredmodel_retired

    Anthropic’s deprecation history states that Claude 1 and Instant models were retired on November 6, 2024.

Evidence

Source links supporting this record

1 links
  • Anthropic · official_docs · Accessed 2026-06-08

    Supports: model_retired, current_state, replacement_guidance

Correction path

Found a better source or status change?

Use the submit page to report missing evidence, a changed status, a broken source link, or a correction for this record.

Report correction