Claims and evidence
- Released Primary source[1]
- Deprecated Primary source[2]2024-09-04: Claude 1 and Instant models
- Retired Primary source[2]2024-09-04: Claude 1 and Instant models [3]November 6th, 2024
- Status Retired Primary source[2]2024-09-04: Claude 1 and Instant models
Lineage
Predecessors
No known predecessor.
Successors
- Claude Instant 1.2 · 9 August 2023
Based on
Not derived from another model.
Variants and derived
None recorded.
Siblings
None recorded.
All ancestors
None.
All descendants
- Claude Instant 1.2 · 9 August 2023
- Claude 3 Haiku · 13 March 2024
- Claude 3.5 Haiku · 4 November 2024
- Claude Haiku 4.5 · 15 October 2025
Variants
No variants recorded in this record.
Related AI Radar coverage
AI Radar coverage starts in June 2026; no coverage linked yet.