claude-haiku-4-5-20251001_1K: benchmark scores, price and ranking

claude-haiku-4-5-20251001_1K from Anthropic ranks #235 of 743 LLMs on the LLMs Tiger aggregate benchmark score (49.8), based on 1 benchmark results captured up to 2026-10-13.

Organisation: Anthropic
Type: Fast / low-cost (flash) model
Open weights: No
Released: 2025-10-01 (source: name)
Aggregate rank: #235 of 743 (score 49.8)

Across the 1 benchmark where at least ten models are scored, claude-haiku-4-5-20251001_1K is in the top 10% on 0 and in the top half on 1.

claude-haiku-4-5-20251001_1K benchmark results

claude-haiku-4-5-20251001_1K benchmark scores, ranked against all models measured on each benchmark
Benchmark	Score	Rank	Source	Captured
BALROG	31.2%	#14 of 34	Epoch AI Benchmarking Hub	2026-10-13

About claude-haiku-4-5-20251001_1K

claude-haiku-4-5-20251001_1K is a smaller, lower-cost model from Anthropic. It was released on 2025-10-01, according to the model's own name. No API price is listed for it yet. We hold 1 benchmark result for it across 1 area, and none is in the top tenth of its board.

Where claude-haiku-4-5-20251001_1K stands

On our aggregate score, claude-haiku-4-5-20251001_1K is #235 of 743 ranked models, around the middle of the table. Its score is 49.8; the scale is centred on 50, so it sits 0.2 points below the typical model. That beats 68% of the ranked field. Among the 70 ranked Anthropic models it is #41. The next one up is Claude Opus 4.5 (128k thinking) at 49.9. The next one down is claude-opus-4-1-20250805 at 49.7.

claude-haiku-4-5-20251001_1K, benchmark by benchmark

BALROG puts claude-haiku-4-5-20251001_1K at 31.2%, #14 of 34. That beats 59% of the models tested, but 37.1 points short of GPT-6 Astra (max) (68.3%). The results either side are claude-haiku-4-5-20251001 (31.2%) and grok-3-beta (29.5%). It covers long-horizon game-playing agents. The board median is 27.6%, so claude-haiku-4-5-20251001_1K is 3.6 points above it. Source: Epoch AI Benchmarking Hub, captured 2026-10-13.

Release history

The Anthropic model released before it was claude-haiku-4-5-20251001_16K on 2025-10-01, which scores 49.5. The next one was Claude 4.5 Haiku on 2025-10-15, at 50.3.

Reading these numbers

The 1 score on this page comes from 1 source: Epoch AI Benchmarking Hub (1). No official leaderboard supplied any of them, so treat them as third-party measurements. With 1 results the aggregate rank can move a lot when one new score arrives.

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