Claude Haiku 5.5 (batch) is $2.45 cheaper per 1M input tokens (98% lower; 50x difference).
API cost decision in 10 seconds
NewPareto 26.9 vs NewClaude Haiku 5.5 (batch)
Pick Claude Haiku 5.5 (batch) when budget and context both matter.
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Data confirmed:
Prices normalized to USD per 1M tokens
Sample workload: 1M input + 500K output
Budget verdict
Pick Claude Haiku 5.5 (batch) when budget and context both matter.
On the standard 1M input plus 500K output workload, Claude Haiku 5.5 (batch) is estimated at $0.17 vs $6.25 for Pareto 26.9, saving $6.08 (97.2% lower).
Cost-first pickClaude Haiku 5.5 (batch)
Context-first pickClaude Haiku 5.5 (batch)
Sample savings$6.0897.2%
10x traffic gap$60.75
Claude Haiku 5.5 (batch) is cheaper on the standard workload and also has the larger context window. At 10x that traffic, the same price gap is about $60.75. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
Claude Haiku 5.5 (batch) stays cheaper across input-heavy, balanced, and output-heavy sample workloads.
| Workload shape | Token mix | Better pick | Pareto 26.9 | Claude Haiku 5.5 (batch) |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | Claude Haiku 5.5 (batch) | $16.25 | $0.38 |
| Balanced workload | 1M input + 1M output | Claude Haiku 5.5 (batch) | $10 | $0.3 |
| Output-heavy chatbot | 1M input + 5M output | Claude Haiku 5.5 (batch) | $40 | $1.3 |
Claude Haiku 5.5 (batch) is $7.25 cheaper per 1M output tokens (96.7% lower; 30x difference).
Claude Haiku 5.5 (batch) has 737.86K more context (3.81x larger).
Claude Haiku 5.5 (batch) is $6.08 cheaper on the standard workload (97.2% lower).
Estimate your workload cost
Your Workload Cost
This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.
Quick Decision
Claude Haiku 5.5 (batch) has the lower input price; Claude Haiku 5.5 (batch) has the lower output price; Claude Haiku 5.5 (batch) offers the larger context window. For the 1M input plus 500K output sample, Claude Haiku 5.5 (batch) is cheaper for the standard workload.
For a 1M input token plus 500K output token workload, the estimated API cost is $6.25 for Pareto 26.9 and $0.17 for Claude Haiku 5.5 (batch).
Choose Pareto 26.9 when its provider, model quality, latency, or availability is more important than the numeric price/context winner.
Choose Claude Haiku 5.5 (batch) when you care most about lower input-token price, lower output-token price, and larger context window.
- On the standard 1M input plus 500K output workload, Claude Haiku 5.5 (batch) is estimated at $0.17 vs $6.25 for Pareto 26.9, saving $6.08 (97.2% lower).
- Claude Haiku 5.5 (batch) is $6.08 cheaper on the standard workload (97.2% lower).
- Claude Haiku 5.5 (batch) is $2.45 cheaper per 1M input tokens (98% lower; 50x difference).
- Claude Haiku 5.5 (batch) is $7.25 cheaper per 1M output tokens (96.7% lower; 30x difference).
- Claude Haiku 5.5 (batch) has 737.86K more context (3.81x larger).
| Feature | NewPareto 26.9 (unbiased) | NewClaude Haiku 5.5 (batch) (Anthropic) |
|---|---|---|
| Input Price prompt tokens per 1M | $2.5 | $0.05 |
| Completion Price per 1M tokens | $7.5 | $0.25 |
| Sample Workload Cost 1M input + 500K output | $6.25 | $0.17 |
| Context Window | 262.14K | 1M |
| Release Date |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | Claude Haiku 5.5 (batch) | On the standard 1M input plus 500K output workload, Claude Haiku 5.5 (batch) is estimated at $0.17 vs $6.25 for Pareto 26.9, saving $6.08 (97.2% lower). |
| High-volume input processing | Claude Haiku 5.5 (batch) | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | Claude Haiku 5.5 (batch) | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | Claude Haiku 5.5 (batch) | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
- Pareto 26.10 Preview can replace Pareto 26.9 when lower sample workload cost matters most: $2.4.
- Grok 4.20 Multi-Agent offers 2M context with $2.5 sample workload cost.
- Grok 4.20 offers 2M context with $2.5 sample workload cost.
- Llama 4 Scout offers 1.31M context with $0.47 sample workload cost.
- MiMo-V2.6-Flash offers 1.05M context with $0.28 sample workload cost.
- DeepSeek V4.1 Flash · DeepSeek · #1
- Step 5 Preview · StepFun · #2
- GLM 5.3 Flash · Z.ai · #3
- MiMo-V2.6-Flash · Xiaomi · #4
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Open Anthropic modelsPareto is a multimodal composite model built for research, coding, and agentic workflows, while delivering frontier-level performance across a broad range of general-purpose tasks.
Claude Haiku 5.5 is Anthropic's small, fast model for high-volume, cost-sensitive work such as summarization, subagents, and browser use. It succeeds Claude Haiku 4.5 with stronger coding, computer use, and...