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Anthropic

claude-haiku-4-5

Name unknown

Hint only. This ID has appeared in public docs or frontend code but not in a provider catalog. It may not work for inference yet.
Status
Hinted
First seen
2026-10-07 17:07 UTC
Last seen
2026-10-07 17:07 UTC
First evidence
Hint
Best evidence
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Seen byEvidenceStateLast seen
Anthropic models overviewHintListed

Release

Model
Claude Haiku 4.5
Lab
Anthropic
Released
15 Oct 2025
4 sources agree
  • Epoch AI model data: released 15 Oct 2025 source
  • models.dev metadata: released 15 Oct 2025 (33 hosts)
  • OpenRouter catalog: listed on OpenRouter 15 Oct 2025
  • Vercel AI Gateway: released 15 Oct 2025
  • models.dev metadata: released 16 Oct 2025
  • models.dev metadata: released 18 Nov 2025 (2 hosts)
First listed
  • OpenRouter · 15 Oct 2025 (same day)

History

Nothing here yet

No changes recorded for this model since the baseline.