OpenGPTEvidence-based model decisions| Ranking angle | Source position | Published value | Independent source | Open source result |
|---|---|---|---|---|
| User preferenceConfiguration supports same-task comparison | #115 | 1412 | LMArenaText Style Control · Jul 24, 2026 | Open source result ↗ |
OFFICIAL MODEL PROFILE
Claude Haiku 4.5
Provider-confirmed catalog entry with clearly scoped public ranking signals.
- Official model ID
claude-haiku-4-5-20251001- Provider
- Anthropic
- Catalog status
- Current
- Catalog reviewed
- Jul 24, 2026
OFFICIAL MODEL PROFILE
Official resources
These links go to the provider. Availability and the selectable version can vary by product, account, region, and endpoint.
OFFICIAL MODEL PROFILE
1Published ranking signals
Each row preserves one published metric and source. Scores from different sources are not interchangeable.
Model family
Family-level guidance
The following summary describes the broader model family from official positioning. It is not a measured result for this exact version.
Model family: Claude
Catalog verification source ↗Claude
A proprietary family positioned for analysis, writing, coding, and long-context work.
Family strengths
Well suited to document analysis and sustained written work. Offers managed models for coding and agentic workflows.
Family limitations
Closed weights and API-dependent access. Capabilities and limits differ substantially between model tiers.
Verify the exact version before choosing: capabilities, price, context limits, latency, tools, and regional availability can differ by provider access path.