Best-value picks among Anthropic models, ranked live from artificialanalysis.ai.

Anthropic

20 models ranked · scored on Intelligence Index

Last updated

Metric
Capability
Every model, nothing filtered out
Best Value Pick

Claude Haiku 5.5 (Max)

36.2Intelligence Index
$0.142per task (est.)
$0.20/1M tokens

The sharpest bend in the price-to-score curve out of 20 models — extra dollars beyond this point buy noticeably less extra capability.

Highlights

Bar shade = effort level (lighter → darker = less → more effort)NR = Non-reasoning   Mn = Minimal   L = Low   M = Medium   H = High   XH = Xhigh   Max = Max effort

Intelligence

Artificial Analysis Intelligence Index · Higher is better

Claude Opus 5.5 (Max, Default Fallback)58.4Claude Opus 5.5 (Xhigh, Default Fallback)57Claude Sonnet 5.5 (Max, Default Fallback)54.2Claude Opus 5.5 (High, Default Fallback)51.7Claude Fable 5.1 (Xhigh, Default Fallback)49.7Claude Sonnet 5.5 (Xhigh, Default Fallback)49.6Claude Fable 5.1 (Max, Default Fallback)49Claude Opus 5.5 (Medium, Default Fallback)48.1Claude Fable 5.1 (High, Default Fallback)47Claude Fable 5.1 (Medium, Default Fallback)43
Opus 5.5 (Max)
Opus 5.5 (XH)
Sonnet 5.5 (Max)
Opus 5.5 (H)
Fable 5.1 (XH)
Sonnet 5.5 (XH)
Fable 5.1 (Max)
Opus 5.5 (M)
Fable 5.1 (H)
Fable 5.1 (M)

Value

score ÷ cost per task · Higher is better

Claude Haiku 5.5 (Max)100Claude Sonnet 5.5 (High, Default Fallback)45.9Claude Sonnet 5.5 (Max, Default Fallback)39.6Claude Opus 5.5 (High, Default Fallback)39.2Claude Sonnet 5.5 (Xhigh, Default Fallback)37.5Claude Opus 5.5 (Medium, Default Fallback)37.5Claude Opus 5.5 (Xhigh, Default Fallback)24.6Claude Fable 5.1 (Medium, Default Fallback)18.4Claude Fable 5.1 (High, Default Fallback)15.6Claude Opus 5.5 (Max, Default Fallback)11.8Claude Fable 5.1 (Max, Default Fallback)1.7Claude Fable 5.1 (Xhigh, Default Fallback)0
Haiku 5.5 (Max)
Sonnet 5.5 (H)
Sonnet 5.5 (Max)
Opus 5.5 (H)
Sonnet 5.5 (XH)
Opus 5.5 (M)
Opus 5.5 (XH)
Fable 5.1 (M)
Fable 5.1 (H)
Opus 5.5 (Max)
Fable 5.1 (Max)
Fable 5.1 (XH)

Cost per task

price × tokens used · Lower is better

Claude Haiku 5.5 (Max)$0.142Claude Sonnet 5.5 (High, Default Fallback)$1.64Claude Opus 5.5 (High, Default Fallback)$2.75Claude Opus 5.5 (Medium, Default Fallback)$2.75Claude Sonnet 5.5 (Max, Default Fallback)$2.83Claude Sonnet 5.5 (Xhigh, Default Fallback)$2.83Claude Fable 5.1 (Medium, Default Fallback)$5.56Claude Opus 5.5 (Xhigh, Default Fallback)$5.67Claude Fable 5.1 (High, Default Fallback)$6.87Claude Opus 5.5 (Max, Default Fallback)$10.04Claude Fable 5.1 (Max, Default Fallback)$12.99Claude Fable 5.1 (Xhigh, Default Fallback)$14.17
Haiku 5.5 (Max)
Sonnet 5.5 (H)
Opus 5.5 (H)
Opus 5.5 (M)
Sonnet 5.5 (Max)
Sonnet 5.5 (XH)
Fable 5.1 (M)
Opus 5.5 (XH)
Fable 5.1 (H)
Opus 5.5 (Max)
Fable 5.1 (Max)
Fable 5.1 (XH)

Tokens per task

cost per task ÷ price · Lower is better

Claude Fable 5.1 (Medium, Default Fallback)278kClaude Opus 5.5 (High, Default Fallback)344kClaude Opus 5.5 (Medium, Default Fallback)344kClaude Fable 5.1 (High, Default Fallback)344kClaude Sonnet 5.5 (High, Default Fallback)409kClaude Fable 5.1 (Max, Default Fallback)650kClaude Opus 5.5 (Xhigh, Default Fallback)709kClaude Sonnet 5.5 (Max, Default Fallback)709kClaude Fable 5.1 (Xhigh, Default Fallback)709kClaude Sonnet 5.5 (Xhigh, Default Fallback)709kClaude Haiku 5.5 (Max)709kClaude Opus 5.5 (Max, Default Fallback)1.3M
Fable 5.1 (M)
Opus 5.5 (H)
Opus 5.5 (M)
Fable 5.1 (H)
Sonnet 5.5 (H)
Fable 5.1 (Max)
Opus 5.5 (XH)
Sonnet 5.5 (Max)
Fable 5.1 (XH)
Sonnet 5.5 (XH)
Haiku 5.5 (Max)
Opus 5.5 (Max)

Price

(3 × input + output) ÷ 4 · The number that misleads

Claude Haiku 5.5 (Max)$0.20Claude Sonnet 5.5 (Max, Default Fallback)$4Claude Sonnet 5.5 (Xhigh, Default Fallback)$4Claude Sonnet 5.5 (High, Default Fallback)$4Claude Opus 5.5 (Max, Default Fallback)$8Claude Opus 5.5 (Xhigh, Default Fallback)$8Claude Opus 5.5 (High, Default Fallback)$8Claude Opus 5.5 (Medium, Default Fallback)$8Claude Fable 5.1 (Xhigh, Default Fallback)$20Claude Fable 5.1 (Max, Default Fallback)$20Claude Fable 5.1 (High, Default Fallback)$20Claude Fable 5.1 (Medium, Default Fallback)$20
Haiku 5.5 (Max)
Sonnet 5.5 (Max)
Sonnet 5.5 (XH)
Sonnet 5.5 (H)
Opus 5.5 (Max)
Opus 5.5 (XH)
Opus 5.5 (H)
Opus 5.5 (M)
Fable 5.1 (XH)
Fable 5.1 (Max)
Fable 5.1 (H)
Fable 5.1 (M)

Speed

Output tokens per second · Higher is better

Claude Haiku 5.5 (Max)235Claude Sonnet 5.5 (Max, Default Fallback)134Claude Sonnet 5.5 (High, Default Fallback)105Claude Sonnet 5.5 (Xhigh, Default Fallback)102Claude Opus 5.5 (Max, Default Fallback)97Claude Opus 5.5 (Xhigh, Default Fallback)85Claude Opus 5.5 (High, Default Fallback)80Claude Opus 5.5 (Medium, Default Fallback)75Claude Fable 5.1 (Max, Default Fallback)69Claude Fable 5.1 (Xhigh, Default Fallback)64Claude Fable 5.1 (Medium, Default Fallback)55Claude Fable 5.1 (High, Default Fallback)55
Haiku 5.5 (Max)
Sonnet 5.5 (Max)
Sonnet 5.5 (H)
Sonnet 5.5 (XH)
Opus 5.5 (Max)
Opus 5.5 (XH)
Opus 5.5 (H)
Opus 5.5 (M)
Fable 5.1 (Max)
Fable 5.1 (XH)
Fable 5.1 (M)
Fable 5.1 (H)
Sort by
#ModelValue score ÷ cost/taskIntelligenceCost / task price × tokensPrice $ / 1M
1Claude Haiku 5.5 (Max) Best Value
100
36.2$0.142 ~$0.20
2Claude Sonnet 5.5 (High, Default Fallback) Frontier
46
41.1$1.64$4
3Claude Sonnet 5.5 (Max, Default Fallback)
40
54.2$2.83 ~$4
4Claude Opus 5.5 (High, Default Fallback)
39
51.7$2.75 ~$8
5Claude Sonnet 5.5 (Xhigh, Default Fallback)
38
49.6$2.83 ~$4
6Claude Opus 5.5 (Medium, Default Fallback)
38
48.1$2.75 ~$8
7Claude Opus 5.5 (Xhigh, Default Fallback)
25
57$5.67 ~$8
8Claude Fable 5.1 (Medium, Default Fallback)
18
43$5.56$20
9Claude Fable 5.1 (High, Default Fallback)
16
47$6.87 ~$20
10Claude Opus 5.5 (Max, Default Fallback)
12
58.4$10.04$8
11Claude Fable 5.1 (Max, Default Fallback)
2
49$12.99$20
12Claude Fable 5.1 (Xhigh, Default Fallback)
0
49.7$14.17 ~$20
How this page works
Highlights shows the true top 10 models by intelligence - no per-company limit, so if one company genuinely has several of the top models right now, several of its models are shown. Ranked three ways - Intelligence, Price, and Speed - so you can see how the same lineup trades off against each other. Each model keeps one color across all three charts. Value (0-100) below that shows how much intelligence you get per dollar, scaled so the best value model shown scores 100 - tables sort by Value by default; click "Intelligence" or "Name" above one to sort by those instead. The three calculated columns are, in full: Cost / task = price per 1M tokens × tokens the model actually uses ÷ 1,000,000 Value = intelligence score ÷ cost per task Price = (3 × input + output) ÷ 4, per 1M tokens The Best Value Pick is the sharpest bend in the price-to-intelligence curve across every model in the category. The table also includes every other model on that same efficiency frontier (tagged Frontier) even if it didn't score high enough to crack the top 10 - a cheap, well-balanced model would otherwise be invisible no matter how the table is sorted. Use the Capability buttons to control how far down that list goes - All (default) filters nothing; Flagship keeps models within 10% of the best score, Strong within 20%, Broad within 50%. The Best Value Pick always stays visible regardless of which tier is selected. Click Update on a category page (or Update All on the home page) to refetch live data any time.