Anthropic: Claude Haiku 4.5 vs Qwen2.5 72B Instruct
Head-to-head API pricing and cost comparison between Anthropic’s Anthropic: Claude Haiku 4.5 and Qwen’s Qwen2.5 72B Instruct. Prices auto-refresh daily from OpenRouter.
Qwen2.5 72B Instruct is 88% cheaper for input tokens; Qwen2.5 72B Instruct also wins on output tokens.
Side-by-side comparison
| Spec | Anthropic: Claude Haiku 4.5 | Qwen2.5 72B Instruct |
|---|---|---|
| Input price (per 1M) | $1.00 | $0.12 |
| Cached input (per 1M) | $0.10 | — |
| Output price (per 1M) | $5.00 | $0.39 |
| Batch input (per 1M) | $0.50 | — |
| Batch output (per 1M) | $2.50 | — |
| Reasoning price (per 1M) | — | — |
| Context window | 200K | 33K |
| Vision support | Yes | No |
| Caching support | Yes | No |
| Batch API | Yes | No |
| Reasoning capability | No | No |
Monthly cost at volume
Estimated monthly API spend at common production traffic levels (input/output tokens per request shown).
| Volume | Anthropic: Claude Haiku 4.5 | Qwen2.5 72B Instruct | Savings |
|---|---|---|---|
1K req/day 500in / 200out tokens | $45.00 | $4.14 | $40.86 Qwen2.5 72B Instruct wins |
10K req/day 1500in / 500out tokens | $1,200 | $112.50 | $1,088 Qwen2.5 72B Instruct wins |
100K req/day 3000in / 800out tokens | $21,000 | $2,016 | $18,984 Qwen2.5 72B Instruct wins |
1M req/day 8000in / 2000out tokens | $540,000 | $52,200 | $487,800 Qwen2.5 72B Instruct wins |
Adjust input/output token counts, request volume, batch & cached pricing.
Related comparisons
Frequently asked questions
Which is cheaper, Anthropic: Claude Haiku 4.5 or Qwen2.5 72B Instruct?
For input tokens, Qwen2.5 72B Instruct is roughly 88% cheaper at $0.12/1M vs $1.00/1M. For output tokens, Qwen2.5 72B Instruct wins at $0.39/1M. Real-world cost depends on your input/output ratio — use the calculator to model your actual workload.
What’s the context window difference?
Anthropic: Claude Haiku 4.5 has a context window of 200K tokens. Qwen2.5 72B Instruct offers 33K tokens. Larger context windows are valuable for long documents, RAG pipelines, and multi-turn conversations — but they come with higher input-token bills if you fill them every request.
Should I use Anthropic: Claude Haiku 4.5 or Qwen2.5 72B Instruct?
Choose Anthropic: Claude Haiku 4.5 if you’re already on the Anthropic stack, want broad ecosystem support, or prefer its feature set. Choose Qwen2.5 72B Instruct for Qwen’s ecosystem, or its cheaper input tokens. Run a small benchmark on your own prompts before committing — price is only one axis.
How are these prices kept current?
Prices are pulled directly from OpenRouter’s public models API once every 24 hours via a Convex cron job, then normalized to per-1M-token figures. Last refresh: Apr 21, 2026.