AnthropicClaude 2
Claude 2 is an Anthropic proprietary model, released 11 Jul 2023. It is not yet ranked: 1 independent result so far, and the index needs at least five across two categories. Last measured 11 Jul 2023.stale: no new result in six months
- Blended price
- –
- Output speed
- –
- First answer
- –
- Context
- 100k
- Full answer
- –
- Cost per run
- –
- Released
- 11 Jul 2023
- Composite36
Versions
Anthropic has shipped 6 models under this name. Each is ranked on its own results; a newer version often has fewer results so far, which holds its index nearer the average until more arrive.
| Model | Released | Index | Rank |
|---|---|---|---|
| Claude 4.7low | 16 Apr 2026 | – | – |
| Claude 3.7 | 24 Feb 2025 | – | – |
| Claude 2.1 | 21 Nov 2023 | – | – |
| Claude 2.0 | 11 Jul 2023 | – | – |
| Claude 2this page | 11 Jul 2023 | – | – |
| Claude 1.3 | 18 Apr 2023 | – | – |
Benchmark results
See all LLM benchmarks. One column per reasoning effort. Rank is among every configuration of every model on that benchmark. Hover a score for the run it came from.
Reasoning
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| GPQA Diamond (AA)not in index | 34.4%#497 | Artificial Analysis |
Coding
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| SWE-bench Verified (any scaffold)not in index | 4.4%#61 | SWE-bench |
Composite
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Epoch Capabilities Indexnot in index | 120.2#174 | Epoch AI Benchmarking Hub | |
| AA Intelligence Index v4.3.2 | 5.5#573 | Artificial Analysis |
More from Anthropic
See also
Questions people ask
- Why does Claude 2 have no BenchLeader Index score?
- The index needs at least five independent results across at least two categories; as of 25 Oct 2026 Claude 2 has 1 that count. Launch-post scores are never used, so it is ranked once independent publishers have measured it.
- When was Claude 2 released?
- Anthropic released Claude 2 on 11 Jul 2023.
Data as of 25 Oct 2026. Compare with another model.
Cite as: BenchLeader, “Claude 2: benchmarks, pricing, speed and rank”, data as of 25 Oct 2026, https://www.benchleader.com/models/claude-2.