AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

Claude Haiku 4.5 vs Bard

Anthropic
Claude Haiku 4.5
Google
Bard
Overview
CompanyAnthropicGoogle
Release dateOct 15 2025Mar 21 2023
AccessProprietaryProprietary
Benchmarks
Nonsense detection
BullshitBench v2
77%
Coding
SWE-Bench Verified
73.3%
Science
GPQA Diamond
73%
Timeline
Release gapBard shipped 939 days before Claude Haiku 4.5

Which is better: Claude Haiku 4.5 or Bard?

Claude Haiku 4.5 and Bard don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Bard shipped 939 days before Claude Haiku 4.5, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

Direct benchmark comparisons are unavailable — Claude Haiku 4.5 and Bard don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude Haiku 4.5 was released by Anthropic on Oct 15 2025.

Bard was released by Google on Mar 21 2023.

Other comparisons