Claude Instant 1.2vsQwen3
Claude Instant 1.2 | Qwen3 | |
|---|---|---|
| Specifications | ||
Parameters | — | 235B |
Context window | 100k | 128k |
| Benchmarks | ||
Function synthesis HumanEval164 small Python problems: the AI is given a function's description and has to write the working function. This was the coding benchmark of the GPT-3.5 and GPT-4 era, before the field moved to fixing real bugs in real repositories. Higher is better. | 58.7% | — |
Grade-school math GSM8KGrade-school maths word problems that take a few steps of arithmetic to work through. It separated the models of 2022 and 2023 sharply, then saturated. One caveat on the historical numbers: OpenAI included part of the GSM8K training set in GPT-4's pre-training mix, so GPT-4's score is not a clean few-shot result. Higher is better. | 86.7% | — |
| Overview | ||
| Company | Anthropic | Qwen |
| Release date | Aug 9 2023 | Apr 29 2025 |
| Access | Proprietary | Open Weight |
Which is better: Claude Instant 1.2 or Qwen3?
Claude Instant 1.2 and Qwen3 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude Instant 1.2 shipped 629 days before Qwen3, so benchmark comparisons should account for the intervening progress.
Context windows are 100k (Claude Instant 1.2) vs 128k (Qwen3). Claude Instant 1.2 is proprietary, while Qwen3 is open weight.
Direct benchmark comparisons are unavailable — Claude Instant 1.2 and Qwen3 don't publish scores on any of the same benchmarks.
Frequently asked questions
Claude Instant 1.2 was released by Anthropic on Aug 9 2023.
Qwen3 was released by Qwen on Apr 29 2025.
Claude Instant 1.2 has a 100k context window; Qwen3 has 128k.
Claude Instant 1.2 is a proprietary model released by Anthropic. Qwen3 is an open weight model released by Qwen.