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Claude Opus 4.8 (Fast) vs Claude Haiku 4.5
List-price comparison · Claude Opus 4.8 (Fast) details · Claude Haiku 4.5 details
For a typical workload (100,000 requests / mo), Claude Haiku 4.5 costs 90% less — $320.00/mo vs $3,200.00/mo.
| Claude Opus 4.8 (Fast) | Claude Haiku 4.5 | |
|---|---|---|
| Input / 1M tokens | $10.00 | $1.00 |
| Output / 1M tokens | $50.00 | $5.00 |
| Typical request (1,200 in + 400 out) | $0.032 | $0.0032 |
| Context window | 1M tokens | 200k tokens |
| Max output | 128k tokens | 64k tokens |
| Tier | Flagship | Flash |
| Provider | Anthropic | Anthropic |
Projected monthly cost
1,000 requests / month$32.00 vs $3.2010,000 requests / month$320.00 vs $32.00100,000 requests / month$3,200.00 vs $320.00
Rows open both models in the calculator — adjust volume and token counts there.
Claude Opus 4.8 (Fast)
Auto-synced from OpenRouter — no editorial write-up yet.
Claude Haiku 4.5
Very low latency for high-volume, simple tasks — classification, short summaries, and lightweight chat where response time matters more than depth.
Noticeably weaker on multi-step reasoning and long-context synthesis; pairing with a larger model for escalation is common.
More comparisons
Vendor list rates · per-request examples assume 1,200 input + 400 output tokens.