Compare

Pareto vs Claude Haiku 5.5

Pricing per million tokens, context window, capabilities — pulled from each provider's public docs. All 2 are available via the same AIgateway OpenAI-compatible endpoint; flip the model string to switch.

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Pareto
unbiased/pareto
Claude Haiku 5.5
anthropic/claude-haiku-5.5
Provider
Unbiased
Anthropic
Family
Claude 4
Modality
text
text
Context window
262,144 tok
1,000,000 tok
Max output
32,768 tok
128,000 tok
Released
2026-09-17
2026-10-12
License
Open-weight
Proprietary
Input price
$2.50 /1M
$0.100 /1M
Output price
$7.50 /1M
$0.500 /1M
Tools
—
yes
Streaming
yes
yes
Vision
—
yes
JSON mode
—
yes
Reasoning
—
—
Prompt caching
—
—
Batch API
—
—
Try it
Open in playground →
Open in playground →
Pareto
unbiased/pareto
Full spec →

Pareto is Unbiased's blended AI model. It engages multiple language models in parallel for each request, synthesizes one answer, and supports text and vision inputs through a single API response.

Strengths
  • General-purpose chat
  • Long context
  • Tool use
Use cases
ChatbotsContent generationAgentic workflows
Claude Haiku 5.5
anthropic/claude-haiku-5.5
Full spec →

Claude Haiku 5.5 is a fast, cost-efficient model for high-volume, latency-sensitive tasks such as classification, extraction, routing, and subagent work.

Strengths
  • General-purpose chat
  • Long context
  • Tool use
Use cases
ChatbotsContent generationAgentic workflows

Compare with another

Gemini 4 Argon vs Pareto
google/gemini-4-argon · unbiased/pareto
Gemini 4 Argon vs Claude Haiku 5.5
google/gemini-4-argon · anthropic/claude-haiku-5.5
Claude Sonnet 5.5 vs Pareto
anthropic/claude-sonnet-5.5 · unbiased/pareto
Claude Sonnet 5.5 vs Claude Haiku 5.5
anthropic/claude-sonnet-5.5 · anthropic/claude-haiku-5.5
Claude Opus 5.5 vs Pareto
anthropic/claude-opus-5.5 · unbiased/pareto
Claude Opus 5.5 vs Claude Haiku 5.5
anthropic/claude-opus-5.5 · anthropic/claude-haiku-5.5
GPT-6.1 Sol vs Pareto
openai/gpt-6.1-sol · unbiased/pareto
GPT-6.1 Sol vs Claude Haiku 5.5
openai/gpt-6.1-sol · anthropic/claude-haiku-5.5
Grok 4.7 vs Pareto
xai/grok-4.7 · unbiased/pareto
SWITCH BETWEEN THEM

One key, all 2, one line different.

from openai import OpenAI

client = OpenAI(
    base_url="https://api.aigateway.sh/v1",
    api_key="sk-aig-...",
)

# Pareto
client.chat.completions.create(
    model="unbiased/pareto",
    messages=[{"role":"user","content":"hello"}],
)

# Claude Haiku 5.5
client.chat.completions.create(
    model="anthropic/claude-haiku-5.5",
    messages=[{"role":"user","content":"hello"}],
)
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