Updated 59 min ago · first seen 11 Sept 2026
model_01M29A5BFWV45WPN14PZ8DT1W7
- Context
- 200K tokens
- T2 · 59 min ago
Specification
- Openness
- proprietary
Source:Artificial AnalysisT2observed 59 min agomedium
- Context window
- 200K tokens
Source:Artificial AnalysisT2observed 59 min agomedium
- Aa median output tokens per second
- 84.7
Source:Artificial AnalysisT2observed 59 min agomedium
Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →
Provenance
Attributed facts
4
Source tiers
T24
Freshest observation
59 min ago
Conflicts
None
Modalities
Modalities unavailable.
Capabilities
Tool calling
Unavailable
Structured output
Unavailable
Reasoning
Yes
Artificial Analysis · T2
Vision
Unavailable
Audio
Unavailable
Fine-tuning available
Unavailable
- Context window
- 200K tokens
Source:Artificial AnalysisT2observed 59 min agomedium
| Benchmark | Score | Metric | Config | Evaluated | Source |
|---|---|---|---|---|---|
| τ²-bench | 54.68% | pass^1 | aa_slug=claude-4-5-haiku-reasoning · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| Artificial Analysis Intelligence Index | 17.59 | index | aa_slug=claude-4-5-haiku-reasoning · version=4.3 · estimated=false | — | artificialanalysis.aiT2 |
| GPQA | 67.17% | accuracy | aa_slug=claude-4-5-haiku-reasoning · variant=GPQA Diamond · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| Humanity's Last Exam | 10.38% | accuracy | aa_slug=claude-4-5-haiku-reasoning · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| IFBench | 54.29% | accuracy | aa_slug=claude-4-5-haiku-reasoning · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| MMMU-Pro | 58.55% | accuracy | aa_slug=claude-4-5-haiku-reasoning · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| SciCode | 42.25% | accuracy | aa_slug=claude-4-5-haiku-reasoning · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| Terminal-Bench | 0% | accuracy | aa_slug=claude-4-5-haiku-reasoning · variant=v4.0 · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| Terminal-Bench | 44.19% | accuracy | aa_slug=claude-4-5-haiku-reasoning · variant=v2.1 · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
| Terminal-Bench | 27.27% | accuracy | aa_slug=claude-4-5-haiku-reasoning · variant=hard · evaluator=Artificial Analysis · index_version=4.3 | — | artificialanalysis.aiT2 |
Scores are reported as published, with their evaluation configuration (harness, prompting, judge). Results with different configs are not directly comparable — see methodology.
Current prices
No current prices recorded
Price history
No hardware estimate available
No lineage recorded
Papers 0
No papers linked yet.
Repositories 0
No repositories linked yet.
As of
Rewind the record: see this entity's attributes exactly as AI Atlas knew them on a given day.
Claim history
Opennessopenness1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| proprietary | → current | current | Artificial AnalysisT2 | medium | deterministic |
Context windowcontext_length1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 200K tokens | → current | current | Artificial AnalysisT2 | medium | deterministic |
Aa median output tokens per secondmetric.aa_median_output_tokens_per_second1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 84.7 | → current | current | Artificial AnalysisT2 | medium | deterministic |
Reasoningreasoning1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Yes | → current | current | Artificial AnalysisT2 | medium | deterministic |
Claims are temporal and append-only: a new observation closes the previous claim (valid_to) instead of overwriting it. Conflicting claims from different sources are kept side by side and flagged — never averaged. Methodology →
New model: claude-4-5-haiku-reasoning (Anthropic)
artificial_analysisclaude-4-5-haiku-reasoning scores 27.27% on Terminal-Bench
artificial_analysisclaude-4-5-haiku-reasoning scores 44.19% on Terminal-Bench
artificial_analysisclaude-4-5-haiku-reasoning scores 0% on Terminal-Bench
artificial_analysisclaude-4-5-haiku-reasoning scores 54.68% on τ²-bench
artificial_analysisclaude-4-5-haiku-reasoning scores 58.55% on MMMU-Pro
artificial_analysisclaude-4-5-haiku-reasoning scores 54.29% on IFBench
artificial_analysisclaude-4-5-haiku-reasoning scores 42.25% on SciCode
artificial_analysisclaude-4-5-haiku-reasoning scores 10.38% on Humanity's Last Exam
artificial_analysisclaude-4-5-haiku-reasoning scores 67.17% on GPQA
artificial_analysisclaude-4-5-haiku-reasoning scores 17.59 on Artificial Analysis Intelligence Index
artificial_analysis
| Source | Document | Type | Tier | Last observed | Snapshots |
|---|---|---|---|---|---|
| Artificial Analysis | artificialanalysis.ai/leaderboards/models | leaderboard | T2· Quality secondary | 59 min ago | 1 |
Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.