AI Models · Paid vs Paid

Claude Opus 4.8 Paid vs Claude Haiku 4.5 Paid

Claude Opus 4.8 vs Claude Haiku 4.5 compared — price per token, context window, multimodality, openness and which to choose. Full 2026 breakdown.

Claude Opus 4.8 — full profile ›  ·  Claude Haiku 4.5 — full profile ›

Prices & specs refreshed from live data · OpenSourceAI.tech

Open-model prices = cheapest provider via OpenRouter; official maker rates may be higher.

Choose Claude Haiku 4.5 for the lower output price ($5/M vs $25/M). Choose Claude Opus 4.8 if you need the larger 1M context window.

Claude Opus 4.8 vs Claude Haiku 4.5 specs

SpecClaude Opus 4.8Claude Haiku 4.5
MakerAnthropicAnthropic
TypeProprietaryProprietary
Context window1M tokens200K tokens
Input price$5/M$1/M
Output price$25/M$5/M
Vision / multimodalYesYes
Tool / function callingYesYes
Self-hostableNo (API only)No (API only)
LicenseProprietaryProprietary

Feature comparison

CapabilityClaude Opus 4.8Claude Haiku 4.5
Open weights (downloadable)✗✗
Self-hostable✗✗
Runs fully offline✗✗
Vision / multimodal✓✓
Tool / function calling✓✓
1M+ context window✓✗

Benchmarks: Claude Opus 4.8 vs Claude Haiku 4.5

Independent benchmark scores measured by Artificial Analysis. Higher is better (except latency).

Claude Opus 4.8
Claude Haiku 4.5
Intelligence index
55.7
–
Coding index
74.3
–
GPQA
92%
–
Humanity's Last Exam
45.7%
–
Long Context Reasoning
67.7%
–
SciCode
53.5%
–
IFBench
62.2%
–
τ²-Bench
94.4%
–
τ-Bench Banking
27.6%
–
Terminal-Bench
84.6%
–
Terminal-Bench Hard
58.3%
–
Speed
62.5 tok/s
–
Latency
28.57s
–
Intelligence per $
5.6
–

Benchmark data by Artificial Analysis.

How Claude Opus 4.8 and Claude Haiku 4.5 score

🤝 Neck and neck on these criteria (3.1 vs 3.1 / 5).
CriterionClaude Opus 4.8Claude Haiku 4.5
Cost-efficiency3.04.0
Context window5.04.0
Openness1.51.5
Self-hosting1.01.0
Multimodality5.05.0

Scores come from live data — output price (cost), context length, open vs closed weights (openness & self-hosting) and vision/tool support (multimodality). Raw task quality isn't scored here; it depends on your benchmark — see the verdict.

What each model is

Claude Opus 4.8 Paid

Anthropic · Proprietary

Claude Opus 4.8 is Anthropic's most capable generally available model in the Opus family. It supports text, image, and file inputs with text output, with reasoning support and a 1M-token...

Claude Haiku 4.5 Paid

Anthropic · Proprietary

Claude Haiku 4.5 is Anthropic’s fastest and most efficient model, delivering near-frontier intelligence at a fraction of the cost and latency of larger Claude models. Matching Claude Sonnet 4’s performance...

Other models in these families

These variants are tracked but not compared here — one page per family keeps the comparison readable.

Other variants tracked
Claude Opus 4.7Claude Opus 4.6

Frequently asked questions

Claude Opus 4.8 vs Claude Haiku 4.5 — which is cheaper?

Claude Haiku 4.5 is cheaper on output ($5/M vs $25/M).

Which has the larger context window?

Claude Opus 4.8 offers the larger context window (1M tokens).

Claude Opus 4.8 vs Claude Haiku 4.5 — which should I pick in 2026?

Choose Claude Haiku 4.5 for the lower output price ($5/M vs $25/M). Choose Claude Opus 4.8 if you need the larger 1M context window.

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